GearAscendancy.com

Echo Resonator

—

by

Dale
in ,

From: Aquilarachnid

This handheld device emits precise sonic vibrations that create echoes, enabling Aquilarachnid to navigate in complete darkness or dense vegetation. By bouncing sound waves off its surroundings, the echo resonator grants advantage on Perception checks related to detecting hidden or concealed objects or creatures.

Level: Tier 1

Skills:

  • Perception Bonus: Advantage on Perception checks related to detecting hidden or concealed objects or creatures.

Cost: 150 gold

Tags: Equipment, Resonator, Perception, Exploration, Sonic, Handheld, Detection, Stealth, Navigation, Darkness, Acoustic, Concealment

Lore: The Echo Resonator is a marvel of Aquilarachnid ingenuity and understanding of sound waves. Developed by skilled engineers and adapted from ancient techniques employed by creatures that thrive in darkness, this handheld device harnesses the power of sonic vibrations to aid in navigation and perception. It is said that the original inspiration came from the mysterious caves where the Aquilarachnid once dwelled.

Use: When an Aquilarachnid character or creature wields the Echo Resonator, they gain a significant advantage in perception-based tasks. By emitting precise sonic vibrations, the device creates echoes that bounce off the surroundings, revealing hidden or concealed objects or creatures. This grants the user advantage on Perception checks related to detecting such entities.

The Echo Resonator’s primary use is in environments where visibility is limited, such as complete darkness or dense vegetation. It helps the Aquilarachnid navigate with confidence, compensating for the lack of visual information by relying on sound waves. This device becomes an invaluable tool for exploration, stealthy operations, and detecting potential threats or hidden treasures.

With the Echo Resonator in hand, the Aquilarachnid can tap into their natural affinity for sensory perception and harness the power of sound to gain an advantage. They become attuned to the subtle vibrations and echoes of their surroundings, heightening their ability to detect concealed objects, hidden passages, or lurking enemies.

In the world of Saṃsāra, the Echo Resonator would be a specialized item typically found in shops catering to explorers, adventurers, and those who frequent dangerous or uncharted territories. These shops would be located in key cities, particularly near regions known for their dense forests, cavernous systems, or areas of perpetual darkness, such as the shadowy undercities or the deep forests of the Zephyrstone Islands.

Types of Shops

  • Adventurers’ Emporiums
    • Located in bustling trade hubs or near popular adventuring routes, these emporiums specialize in providing gear for explorers. The Echo Resonator would be prominently displayed alongside other specialized equipment like enchanted maps, survival gear, and magical compasses. The shopkeeper, often an experienced adventurer themselves, would explain the benefits of the Echo Resonator, emphasizing its utility in dark or densely vegetated areas.
  • Arcane Workshops
    • Found in cities with a strong magical presence, these workshops are run by skilled enchanters and artificers. Here, the Echo Resonator might be custom-built or enhanced according to the buyer’s specifications. The shop might feature a demonstration room where potential buyers can experience the Resonator’s effects firsthand. The cost here might be higher due to the customization options and the shop’s prestigious reputation.
  • Underground Bazaars
    • In subterranean cities or hidden markets beneath the surface, where darkness reigns, the Echo Resonator would be a common sight. These bazaars cater to those who live and work in the depths, such as miners, spelunkers, and underground traders. Here, the Resonator would be more readily available, possibly at a lower cost due to the high demand and competition among vendors.
  • Explorers’ Guild Outposts
    • Located on the fringes of civilization or near uncharted territories, these outposts serve as supply stations for guild members. The Echo Resonator might be a standard issue for guild members, offered at a discounted rate as part of their membership benefits. Non-members could purchase it at a higher price, reflecting the outpost’s remote location and the guild’s need to fund expeditions.

Buying and Selling the Echo Resonator

  • Cost: The standard price of an Echo Resonator would be 150 gold pieces, as it is a Tier 1 item. However, the cost could vary depending on the location and the shop type. In more remote or specialized shops, the price might rise to 175-200 gold pieces due to the difficulty of obtaining materials or the expertise required to craft the item. Conversely, in high-traffic emporiums or competitive markets, the price might drop to around 125-140 gold pieces during special sales or promotions.
  • Bartering and Trade: In some areas, particularly in the underground bazaars or guild outposts, bartering might be more common. Adventurers could trade rare items, information, or services in exchange for the Echo Resonator, especially if they have something highly valued by the shopkeeper or the local community.
  • Customization: In arcane workshops, buyers might pay an additional fee for customization, such as tuning the Resonator to specific frequencies or enhancing its range. This could increase the cost by 50-100 gold pieces, depending on the modifications requested.
  • Purchase Experience: Buyers might test the Echo Resonator in a controlled environment within the shop, allowing them to see how it reacts in different conditions. This could be part of a sales pitch by knowledgeable shopkeepers who highlight the Resonator’s effectiveness in navigating through darkness or detecting hidden threats. Some shops might offer a trial period or a buyback guarantee, catering to cautious or less experienced adventurers.
  • Selling the Resonator: Selling an Echo Resonator would depend on its condition and the buyer’s needs. A well-maintained Resonator could be sold back to a shop or another adventurer for around 60-80% of its original cost. In some cases, particularly rare or customized versions might fetch a higher price if there’s a demand for it in the local area.

The Echo Resonator’s versatile capabilities make it a valuable tool in both defensive and offensive scenarios, particularly in environments where visibility is limited or when dealing with hidden threats. The following outlines how it can be roleplayed in different environments for both defense and offense in the world of Saṃsāra.

  • Defensive Roleplay
    • Dense Forests or Jungles
      • Scenario: Your party is navigating through a dense jungle, where visibility is severely hindered by thick vegetation.
      • Defense: The Echo Resonator is activated to detect any hidden predators or ambushes. As the sound waves bounce off the dense foliage, you perceive the subtle movement of creatures lying in wait. Roleplay the character listening intently as the echoes return, signaling the presence of a stalking beast before it strikes. The party can then take up defensive positions, avoiding a surprise attack and preparing for any confrontation.
      • Dialogue Example: “Hold up, something’s lurking just beyond that thicket. The Resonator picked up movement—it’s close, but still concealed. Get ready.”
    • Caves and Underground Tunnels
      • Scenario: The party is exploring a series of dark, winding tunnels, where the only light comes from dimly glowing fungi.
      • Defense: Use the Echo Resonator to map out the layout of the tunnels and detect any hidden pitfalls, traps, or creatures lying in ambush. The echoes reveal a hidden chasm or a group of lurking subterranean predators. Roleplay the character carefully advancing, using the Resonator to ensure safe passage and avoid unexpected dangers.
      • Dialogue Example: “There’s a sudden drop ahead, just beyond that bend. And I’m hearing echoes from something moving—something big. We should tread lightly.”
    • Shadowy Urban Environments
      • Scenario: The party is navigating through a poorly lit district of a city, known for its high crime rate and narrow alleyways.
      • Defense: The Echo Resonator is employed to detect any hidden threats in the shadowy alleyways, such as thieves or assassins waiting to strike. The character using the Resonator would pick up the faint rustle of movement or the clinking of weapons, allowing the party to prepare an ambush or take an alternate route to avoid confrontation.
      • Dialogue Example: “I’m picking up echoes of someone tailing us from that alleyway. We’re not alone—let’s change our route.”
  • Offensive Roleplay
    • Ambush in Dense Vegetation
      • Scenario: Your party is planning an ambush on a group of bandits who are hiding in a forest clearing, using the dense vegetation to their advantage.
      • Offense: The Echo Resonator is used to pinpoint the exact locations of the bandits before launching the attack. The character can direct allies to the bandits’ concealed positions, allowing for a coordinated strike. Roleplay the character as they calmly and precisely relay the positions of each hidden enemy, ensuring that the ambush is swift and devastating.
      • Dialogue Example: “Two on the left, one crouched behind that large oak. Another one, slightly to the right—he’s hiding behind a fallen log. Let’s take them out, silently and quickly.”
    • Underground Raid
      • Scenario: The party is tasked with clearing out a nest of hostile creatures in a network of underground tunnels.
      • Offense: The Echo Resonator helps locate the creatures before they can launch a surprise attack, allowing the party to strike first. The echoes reveal the creatures’ positions behind walls or around corners. The character using the Resonator leads the charge, providing vital information that turns the tide of battle in the party’s favor.
      • Dialogue Example: “They’re clustered around the next corner. We’ve got the element of surprise—hit them hard and fast before they know what’s coming.”
    • Urban Stealth Operations
      • Scenario: The party needs to infiltrate a fortified manor under the cover of darkness, where guards are patrolling the perimeter.
      • Offense: The Echo Resonator is used to track the movements of the guards, identifying gaps in their patrol routes. The character relays this information to the party, allowing them to sneak past or take down the guards silently. Roleplay the character as they use the Resonator to synchronize the party’s movements, ensuring a flawless infiltration or coordinated takedown of the guards.
      • Dialogue Example: “The guard by the east wall just moved past the gate. We’ve got a few seconds before he circles back—take him out quietly, then we move in.”
    • Environment-Specific Tactics
      • In Dense Forests or Jungles: Use the Resonator to detect traps or ambushes. Roleplay the tension as the party listens for the slightest sound, ready to react at a moment’s notice.
      • In Caves or Tunnels: Use the Resonator to avoid natural hazards or to detect hidden enemies. The character might describe the echoes bouncing off the walls, guiding the party safely through the underground labyrinth.
      • In Urban Environments: The Resonator helps navigate the dangers of a city’s underbelly, detecting lurking threats in dark alleyways. The character might use the device to map out safe routes or to avoid the prying eyes of hostile forces.

The Echo Resonator offers numerous roleplaying opportunities, enhancing both defensive and offensive strategies across various environments in Saṃsāra. Whether navigating through darkness, avoiding ambushes, or planning a surprise attack, this device adds depth to the character’s interactions with their surroundings, making them more attuned to the subtle nuances of sound and perception.

Perception of Activation: Echo Resonator

  • Sight
    • What’s Perceived: Upon activation, the Echo Resonator emits a soft, pulsing glow from the resonating chamber. The glow intensifies slightly with each pulse, casting a subtle light in the immediate vicinity.
    • Description: The light is a cool, pale blue, reminiscent of moonlight. It pulses rhythmically, creating a visual cue that the device is active and scanning the surroundings.
    • Positives: The gentle light provides enough illumination to see nearby objects without drawing attention, useful in dim environments.
    • Negatives: In complete darkness, the light might give away the user’s position to sharp-eyed observers or creatures sensitive to light.
  • Sound
    • What’s Perceived: A low, almost imperceptible hum emanates from the device, coupled with faint echoes that bounce back from the surroundings.
    • Description: The hum is soothing, like the distant resonance of a tuning fork, while the returning echoes provide auditory feedback, forming a mental map of the environment.
    • Positives: The sound is subtle enough not to disturb most environments but still provides crucial information to the user about hidden or distant objects.
    • Negatives: In silent environments, the hum might be detectable by keen-eared creatures, potentially alerting them to the user’s presence.
  • Touch
    • What’s Perceived: The Echo Resonator vibrates slightly in the user’s hand with each pulse, responding to the echoes it receives.
    • Description: The vibrations are subtle, creating a tactile feedback loop that allows the user to feel the intensity and distance of objects in the environment.
    • Positives: This tactile feedback can enhance the user’s perception, allowing them to detect objects even if they are out of sight or beyond hearing range.
    • Negatives: Prolonged use might cause a slight numbness or discomfort in the hand due to the continuous vibrations.
  • Smell
    • What’s Perceived: The Echo Resonator emits a faint scent of ozone, similar to the air after a lightning strike.
    • Description: The scent is subtle and only noticeable in close proximity to the device, often associated with the activation of powerful magical or technological devices.
    • Positives: The scent might heighten the user’s alertness, reinforcing the activation of the device.
    • Negatives: Some individuals might find the scent disorienting or unpleasant, especially in enclosed spaces.
  • Taste
    • What’s Perceived: There is a slight metallic tang in the air when the device is active, noticeable when the user breathes deeply.
    • Description: The taste is similar to that of cold metal, not overwhelming but distinct enough to be associated with the device’s use.
    • Positives: The metallic taste can serve as a subtle reminder of the device’s activation, keeping the user focused.
    • Negatives: In stressful situations, this taste might add to the user’s discomfort, potentially causing a distraction.
  • Extrasensory Perception (ESP)
    • What’s Perceived: The user feels an expanded awareness, a heightened sense of their surroundings, as if they can ‘see’ with their mind’s eye.
    • Description: This ESP manifests as a mental map of the area, with hidden objects or creatures appearing as faint, glowing outlines in the user’s mind. It’s as if the user is granted a brief glimpse into a world where sound and space merge.
    • Positives: This expanded awareness allows the user to detect hidden dangers, traps, or passages, providing a significant tactical advantage.
    • Negatives: The sudden influx of sensory information might be overwhelming, causing temporary disorientation or headaches, especially for those not accustomed to such perception.
  • Aura Sensitivity
    • What’s Perceived: The user perceives the presence of magical or psychic auras, as the Echo Resonator picks up on subtle energies in the environment.
    • Description: These auras appear as faint, shimmering fields of energy, visible only to the user. They might sense the presence of magical wards, enchanted objects, or even the latent psychic energies of creatures.
    • Positives: Detecting these auras can reveal hidden magical traps or enchanted items, offering valuable insights that would otherwise remain unnoticed.
    • Negatives: Prolonged exposure to these auras can be mentally taxing, leading to fatigue or confusion, particularly in environments saturated with magical energy.
  • Temporal Awareness
    • What’s Perceived: In rare instances, the Echo Resonator might briefly tap into temporal echoes, allowing the user to perceive residual energies from past events.
    • Description: These echoes appear as fleeting visions or sounds from the past, offering glimpses of what transpired in the area.
    • Positives: Temporal awareness can provide critical information about past dangers or the layout of an area before it was altered.
    • Negatives: These visions can be disorienting, especially if they involve traumatic events, and might cause the user to momentarily lose focus on their current surroundings.
  • Overall Use
    • The Echo Resonator provides a rich and immersive sensory experience that enhances the user’s perception of their environment, making it a powerful tool for exploration, navigation, and detection.
    • Positives: The device’s multi-sensory feedback offers significant advantages in various situations, from avoiding ambushes to discovering hidden objects.
    • Negatives: The additional sensory input can be overwhelming for some users, particularly those not accustomed to heightened awareness, and may lead to physical or mental strain over time.

Crafting Recipe: Echo Resonator

  • Materials Needed:
    • Polished Metal Casing (1 unit)
      • Refined iron or mithril, smelted and shaped into a sleek, compact casing.
    • Darkwood Frame (1 unit)
      • High-quality darkwood, treated and carved to form the ergonomic grip and housing.
    • Resonating Crystal (2 units)
      • Crystals that naturally amplify sound vibrations, sourced from deep caves or specialized arcane vendors.
    • Arcane Engravings Ink (1 vial)
      • Magical ink made from powdered gemstones and enchanted herbs, used to inscribe runes on the casing.
    • Sonic Oscillator (1 unit)
      • A small, enchanted device that emits controlled sound waves, crafted by an artificer.
    • Glowing Essence (1 vial)
      • Essence of luminescent creatures, mixed with liquid magic to create the soft pulsing glow.
    • Enchanted Wire (2 coils)
      • Fine wire infused with elemental magic, used to connect the components internally.
    • Small Dials and Buttons (1 set)
      • Custom-made components that allow for precise control of the device’s functions.
  • Tools Required:
    • Enchanter’s Forge – For smelting and shaping the metal casing.
    • Artificer’s Workbench – Equipped with delicate tools for assembling and fine-tuning the device.
    • Engraving Tools – Precision tools used for inscribing runes on the casing with Arcane Engravings Ink.
    • Crystal Harmonizer – A specialized tool that attunes the Resonating Crystals to the desired frequency.
    • Arcane Pliers – Used for handling and connecting the Enchanted Wires without disrupting their magical charge.
    • Alchemical Vials – For safely storing and applying the Glowing Essence.
  • Skill Requirements:
    • Artifice (Advanced Level) – Required to assemble the complex mechanisms of the Resonator.
    • Enchanting (Intermediate Level) – Needed to properly inscribe and empower the runes on the device.
    • Metalsmithing (Basic Level) – Necessary for crafting the polished metal casing.
    • Woodworking (Basic Level) – Required to carve and shape the darkwood frame.
    • Alchemy (Basic Level) – To handle and mix the Glowing Essence and apply it correctly.
  • Crafting Steps:
    • Prepare the Casing and Frame
      • Step 1: Smelt and shape the Polished Metal Casing using the Enchanter’s Forge. Ensure the metal is smooth and free of impurities.
      • Step 2: Carve the Darkwood Frame to fit the casing snugly. Treat the wood to ensure durability and enhance its resonance with the sound waves.
    • Inscribe the Arcane Runes
      • Step 3: Using the Engraving Tools and Arcane Engravings Ink, inscribe the required runes onto the metal casing. These runes will focus the magical energies within the device.
      • Step 4: Allow the ink to set and the runes to absorb ambient magic for at least 24 hours.
    • Prepare the Resonating Crystals
      • Step 5: Use the Crystal Harmonizer to attune the Resonating Crystals to the desired frequency. This step is crucial, as it determines the effectiveness of the sound waves emitted by the device.
      • Step 6: Carefully mount the crystals inside the casing, ensuring they are aligned with the internal sound pathways.
    • Assemble the Internal Mechanisms
      • Step 7: Install the Sonic Oscillator at the heart of the device. This component will generate the controlled sound waves.
      • Step 8: Connect the Resonating Crystals, Sonic Oscillator, and other components using the Enchanted Wire. Use the Arcane Pliers to ensure a secure connection without disrupting the magic within the wires.
    • Apply the Glowing Essence
      • Step 9: Carefully apply the Glowing Essence to the resonating chamber using Alchemical Vials. This will create the soft, pulsing glow when the device is activated.
    • Final Assembly and Calibration
      • Step 10: Attach the small dials and buttons to the side of the device, allowing for precise control of its functions.
      • Step 11: Conduct a series of tests to ensure the device is functioning correctly. Fine-tune the settings using the dials to optimize performance.
    • Attune the Device
      • Step 12: Once assembled, the Echo Resonator must be attuned to the user. This involves a short ritual, where the user channels a small amount of their energy into the device, ensuring it responds to their commands and aligns with their sensory perceptions.
    • Final Inspection
      • Step 13: Inspect the Echo Resonator for any flaws or imperfections. Ensure all components are securely in place and functioning as intended. Make any final adjustments as needed.

The Echo Resonator is now complete and ready for use, providing its wielder with enhanced sensory perception and the ability to navigate through the darkest and most treacherous environments.

Tale of the Whispering Stone

Long, long ago, in days when shadows walked like men and the sky itself sang, there was a land where light did not reach. This was a place of deep silence, where the very air was thick with the weight of unseen things. In this place, the people knew fear, for in the darkness lurked creatures that saw not with eyes but with the whispers of the earth.

Among these people lived an elder, wise in years but frail in body. He was called Oloran, which meant “he who listens.” Oloran was known to speak with the stones, for he alone could hear the songs they sang. But even he was troubled by the darkness, for no song could guide him through the thick veil of night.

One day, as the stars hid behind clouds of shadow, Oloran ventured into the deep cave, where the earth’s breath was warm and moist. There, in the belly of the world, he found a stone, unlike any he had known. It was smooth and round, yet hollow at its heart, and from it came a sound that was neither music nor noise but something in between—a hum that spoke of places far and near.

Oloran took this stone in hand, and as he did, the world around him changed. He heard the echoes of the cave as they bounced from wall to wall, painting a picture of the unseen. He could see the shadows as they danced, not with his eyes, but with the stone’s voice. The stone whispered to him the secrets of the dark, revealing the hidden and the concealed.

With this gift, Oloran returned to his people, guiding them through the shadowed lands with the wisdom of the stone. No longer did they fear the creatures of the night, for they could now see without seeing, and hear what was hidden. The stone, which came to be known as the Whispering Stone, was passed from elder to elder, its power growing with each new hand that held it.

But as with all gifts, there was a price. The stone’s song, though sweet, was also heavy, and those who listened too long found themselves drawn deeper into the shadows. They became like the creatures they once feared, seeing without seeing, until they were no longer of the light.

And so, the Whispering Stone was both a blessing and a curse, guiding the lost but never letting them leave the darkness fully behind.

Moral of the Story: To hear the whispers of the world is to see what is hidden, but beware, for in seeking the unseen, one may lose the light.

Suggested conversions to other systems:

Call of Cthulhu (7th Edition)

Item Name: Echo Resonator

  • Type: Equipment
  • Description: A handheld device that emits precise sonic vibrations, allowing the user to navigate in complete darkness or detect hidden objects or entities through sound.
  • Mechanics:
    • Skill Boost: Grants a +20% bonus to Listen and Spot Hidden checks when actively used.
    • Sanity Impact: Prolonged use of the Resonator in areas with high Mythos activity may result in a Sanity check (1d3/1d6 loss) due to the disturbing sounds picked up by the device.
    • Usage: Requires 1 round to activate. Provides benefits for up to 1 hour before needing to be re-tuned, which takes 10 minutes.
  • Sanity Impact: Prolonged use in areas of high Mythos activity might induce a Sanity check (1d3/1d6 loss) due to the unsettling, otherworldly echoes detected by the device.
  • Resource Cost: 2 Magic Points per hour of use.

Blades in the Dark

Item Name: Echo Resonator

  • Type: Special Item
  • Description: This sleek, palm-sized device is used by thieves and spies to navigate in darkness or detect hidden dangers through the use of sound waves.
  • Mechanics:
    • Fine Item: When used, it counts as a fine item, providing +1d to Survey or Hunt rolls to locate hidden or concealed objects, creatures, or passages.
    • Limited Use: The Echo Resonator can be used for 3 sessions before requiring maintenance or recalibration by a skilled tinkerer.
    • Special Ability: The user gains +1 effect level when using the Echo Resonator in complete darkness or environments filled with obstacles.
  • Load: 1 (Light)
  • Special Effect: Can be used to resist consequences related to getting lost or ambushed in dark or dense environments (using Resolve).

Dungeons & Dragons (5th Edition)

Item Name: Echo Resonator

  • Wondrous Item (Uncommon)
  • Description: This handheld device is crafted from darkwood and polished metal, emitting sonic vibrations to detect hidden objects or navigate in darkness.
  • Mechanics:
    • Activation: As an action, activate the Echo Resonator, which grants you advantage on Wisdom (Perception) checks for 1 hour to detect hidden objects or creatures, as well as navigate in complete darkness.
    • Charges: The Resonator has 3 charges. It regains 1d3 expended charges daily at dawn.
    • Aura Detection: The Echo Resonator can also be used to detect magical auras within 30 feet when activated, revealing the presence of hidden magical traps or enchanted objects (no additional roll required).
  • Limitation: The device cannot be used in areas of magical silence or where sound cannot propagate (e.g., underwater).
  • Weight: 1 lb.

Knave

Item Name: Echo Resonator

  • Type: Arcane Device
  • Description: A compact, arcane tool that uses sound waves to detect hidden objects or creatures and navigate through darkness.
  • Mechanics:
    • Effect: When used, the Echo Resonator grants a +2 bonus to rolls involving Perception, specifically when trying to detect hidden or concealed objects, creatures, or when navigating in complete darkness.
    • Durability: The Resonator has 1d6 uses before it must be repaired by a knowledgeable tinkerer or mage.
    • Mystic Echoes: On a roll of 1, the device backfires, causing the user to become temporarily deafened and unable to use the Resonator until it is repaired.
  • Encumbrance: 1 slot.
  • Special Note: Using the Echo Resonator in highly magical or cursed areas may have unpredictable effects, such as detecting echoes from other dimensions or summoning hidden entities.

Fate Core

Item Name: Echo Resonator

  • Type: Device
  • Description: A handheld instrument that emits sonic vibrations to detect hidden objects or navigate through darkness.
  • Aspects:
    • High Concept: Precise Sonic Detection Device
    • Trouble: Disoriented by Resonance Feedback
  • Mechanics:
    • Stunt: Echo Mapping – Once per scene, the user can create an advantage related to detecting hidden objects or navigating in darkness. This allows them to roll with a +2 bonus to a relevant skill, such as Notice, when searching for hidden threats or obstacles.
    • Compel: The device’s sensitivity can cause temporary sensory overload, compelling the user to suffer a minor consequence such as “Disoriented by Echoes” when using the device in highly resonant environments.
  • Refresh Cost: 1 Refresh to own the Echo Resonator.

Numenera & Cypher System

Item Name: Echo Resonator

  • Type: Artifact (Numenera)
  • Level: 1d6 + 1
  • Description: A sophisticated handheld device that uses sonic vibrations to perceive hidden details or navigate through obscured environments.
  • Mechanics:
    • Effect: When activated, the Echo Resonator grants an asset to tasks involving detecting hidden objects, creatures, or navigating through complete darkness for up to 1 hour.
    • Depletion: 1 in 1d20 – The device has a chance of depleting after each use, requiring repair or recalibration by a skilled Numenera technician.
    • Unique Power: Once per day, the user can activate the Resonator to automatically succeed on a task involving perception in darkness or dense environments.
    • Usage: Requires 1 Action to activate, with effects lasting up to 1 hour or until deactivation.

Pathfinder (2nd Edition)

Item Name: Echo Resonator

  • Item Type: Wondrous Item (Magical)
  • Level: 4
  • Price: 80 gp
  • Description: A small handheld device crafted from darkwood and enchanted metal, designed to emit sonic waves for detecting hidden objects or navigating through darkness.
  • Activation: 1 action (Interact)
  • Mechanics:
    • Perception Bonus: Grants a +2 item bonus to Perception checks to locate hidden or concealed objects and creatures for 10 minutes.
    • Special Ability: As a free action, the user can activate the Resonator to ignore the concealed condition for one round while in complete darkness or dense environments.
    • Recharge: The device can be used three times per day, regaining all uses after a daily preparation.
  • Bulk: L (Light)
  • Craft Requirements: Must have access to a magical workshop and the Crafting skill with a focus on magical items.

Savage Worlds (Adventure Edition)

Item Name: Echo Resonator

  • Type: Gear
  • Description: A handheld device that uses sonic vibrations to reveal hidden objects or creatures, and navigate through complete darkness.
  • Mechanics:
    • Effect: Grants a +2 bonus to Notice rolls when attempting to detect hidden or concealed objects, creatures, or passages, and when navigating in complete darkness.
    • Power Points: The device requires 1 Power Point per hour of use. It can hold up to 5 Power Points, which recharge at a rate of 1 per hour.
    • Special Feature: The Resonator allows the user to ignore penalties from darkness or dense environments for one full round when activated.
    • Malfunction: On a roll of 1 on the Trait die while using the Resonator, it malfunctions and becomes unusable until repaired, requiring a Repair roll with a standard difficulty.
  • Weight: 2 lbs.
  • Availability: Rare, generally found in technologically advanced or arcane markets.

Shadowrun (6th Edition)

Item Name: Echo Resonator

  • Type: Gear
  • Description: A compact handheld device that uses sonic pulses to detect hidden objects, concealed threats, or navigate through dark environments.
  • Game Mechanics:
    • Device Rating: 4
    • Effect: Grants a +2 dice pool bonus to Perception checks involving detecting hidden objects, concealed threats, or navigating in darkness.
    • Capacity: 6
    • Wireless: When active, the Echo Resonator provides an additional +1 dice pool bonus to Perception checks when used in conjunction with an AR display.
    • Noise Sensitivity: The device suffers a -2 dice pool penalty in areas with significant background noise or jamming, as it interferes with the sonic pulses.
  • Availability: 8R
  • Cost: 2,000¥

Starfinder

Item Name: Echo Resonator

  • Item Level: 4
  • Price: 2,000 credits
  • Bulk: L (Light)
  • Capacity: 20 (uses batteries)
  • Usage: 1 charge/hour
  • Description: The Echo Resonator is a handheld device that emits sonic waves, revealing hidden objects, creatures, or navigational paths in darkness or dense environments.
  • Game Mechanics:
    • Effect: When activated, the Echo Resonator grants a +2 insight bonus to Perception checks to detect hidden objects, traps, or creatures and navigate through darkness.
    • Special: The user can spend an additional charge to ignore the concealment provided by darkness or dense environments for one round.
    • Overload: If the user rolls a natural 1 on a Perception check while using the Resonator, the device shorts out and requires 10 minutes of repairs (Engineering check, DC 20).
  • Hands: 1
  • Descriptors: Sonic, Tech, Exploration

Traveller (Mongoose 2nd Edition)

Item Name: Echo Resonator

  • Type: Personal Equipment
  • Tech Level: 11
  • Cost: 10,000 Credits
  • Mass: 1 kg
  • Description: A sophisticated piece of exploration equipment designed to emit controlled sonic pulses, mapping surroundings in darkness or detecting hidden objects and creatures.
  • Game Mechanics:
    • Effect: Provides a +2 DM (Dice Modifier) to Recon or Sensors checks when used to detect hidden objects, concealed threats, or navigate in dark or obscured environments.
    • Power: Requires a standard power cell, which provides up to 24 hours of continuous use.
    • Usage Note: In vacuum or airless environments, the Resonator’s effectiveness is halved due to the lack of a medium for sound waves to travel.
  • Encumbrance: Light (1 slot)
  • Availability: Common in technologically advanced worlds.

Warhammer 40,000 Roleplay (Wrath & Glory)

Item Name: Echo Resonator

  • Type: Tech Device
  • Rarity: Rare
  • Keywords: Tech, Exploration, Sonic
  • Description: A handheld device crafted by tech-priests, utilizing sonic pulses to detect hidden objects, concealed dangers, or navigate in areas of darkness.
  • Game Mechanics:
    • Activation: Requires 1 Action to activate.
    • Effect: Grants a +1 bonus die to Awareness tests for the duration of the scene, specifically when searching for hidden objects, traps, or creatures in darkness or dense environments.
    • Glitches: On a roll of a Complication (roll of 1 on a Wrath die), the device emits a disruptive feedback loop, causing the user to suffer 1d3 Shock and become Staggered for 1 round.
    • Special Ability: Once per session, the user can activate the Resonator to ignore all penalties from darkness for one round.
  • Power Source: Standard Power Cell, lasts up to 12 hours of continuous use.