Reviews Threshold Detection

HiLetgo LCR-T4 Multifunctional Resistor Capacitor Diode SCR Inductor Triode MOSFET Tube Meter Tester component tester kit 9V with 128 * 64 Green Backlight LCD Display

  • Digital 128*64 LCD display for easy readings, can display measured data and graphics..
  • Short detection time: only 1.7 seconds. It is normal to take 1 minute for bulk capacitor detection.
  • Automatic detection of NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, triodes, resistors, capacitors or other devices.
  • Use 9V battery(not included), can also use DC power(DC 6.8-12V). Automatic shutdown, shutdown current is only about 20nA..
  • Measure the gate threshold voltage and gate capacitance of the MOSFET,Measure bipolar transistor current amplification factor and base-emitter threshold voltage.
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5Pcs Ultrasonic Sensor Module Kit HC-SR04 Distance Sensor with 3pcs Mounting Bracket Compatible with Mega R3 Duemilanove Nano for Rapsberry Pi 3 Robot

  • ★The output high and low signal threshold - Sensitivity potentiometer adjustmen. Application:Microphone sound detection..
  • ★Real-time output of the microphone voltage signal / DO. when the sound intensity reaches a threshold..
  • ★There are threshold level output flip..
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WGP Hidden Camera Detectors, Hidden Devices/Bug/Anti Spy/Listing Device/GPS Tracker/RF Detector, 5 Sensitivity Levels, 25H Working Time, Home Office Travel

  • 【Superior Detection Technology】 Hidden Camera Detector can detect radio waves, 2G, 3G, 4G mobile signal, SIM card bug. Frequency detection range 1Mhz - 6.5Ghz. 2 working modes: Sound and Vibration..
  • 【Versatile Protection】 Camera detection, GPS magnetic field signal detection, RF wireless signal detection. Can effectively prevent your privacy leaks..
  • 【Fast & Enduring】 Rechargeable lithium-ion battery, one hour fast charging, up to 25 hours of use per full charge. This rf detector serves as a reliable privacy protector or handy travel companion..
  • 【Adjustable Sensitivity】 With upgraded ultra-sensitive chips, 5-Levels adjustable threshold, Large range of frequency detection. 5-segment bargraph indicator Physical attenuator provides ability to locate strong RF sources..
  • 【Lightweight】 Portable like a pen (only 21g), easy to carry and store. Perfectly for home, office, travel, car and etc..
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Hidden Camera Detectors Bug Detector Anti Spy Detector GPS Detector RF Signal Scanner Device Detector for Wireless Audio Bug Camera Detector Finder

  • 【MULTIPURPOSE DETECTION & EXTENSIVE USE】This anti-spy signal detector is equipped with powerful chips and professional signal processing....
  • 【HIGH SENSITIVITY & ADJUSTABLE THRESHOLD】The signal detection device can adjust the sensitivity according to the actual demand. The detection....
  • 【PORTABLE & EASY TO USE】Small size and lightweight design let this product easy to carry to a variety of occasions, and you can easily manipulate....
  • 【SPEEDY & PINPOINT ACCURACY】This wireless detector can quickly and accurately detect whether your car is equipped with a magnetic....
  • 【PROFESSIONAL TECH SUPPORT & LIFETIME GUARANTEE】If you have any problems during the operation can contact us directly, we have a professional....
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2 Sets Resistive Soil Moisture Sensor, Icstation Humidity Detector, with Corrosion Resistant Probe, Digital Analog Signal Output for Arduino Garden Automatic Watering System

  • 【Soil Moisture Meter】The probe uses analog resistance to detect the moisture content of the soil. It is a good plant helper to make you know if your plants are thirsty and it can also be used in the automatic watering system, garden, greenhouse, etc..
  • 【Easy to read】Digital value output，this soil moisture detector outputs a low level from the DO port when the detecting humidity reaches the threshold value. Good to work with Arduino/Raspberry Pi..
  • 【Adjustable Threshold】Clockwise/counter-clockwise rotate the blue potentiometer to increase/reduce the detection threshold. On-board power and signal indicators make you know the working status of the board at a glance at any time..
  • 【Analog Value Output】The AO port on the soil humidity sensor outputs an analog value(voltage), and you can acquire the real-time data via the AD port of your single-chip microcomputer(MCU)..
  • 【Corrosion Resistant Alloy Probe】A waterproof sensor probe with high corrosion resistance ensures a long lifetime of at least 6 months in the soil..
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Coliao 8pcs Microphone Sound Sensor KY-037 High Sensitivity Sound Voice Detection Module with Digital and Analog Output Sensors DIY Kit

  • Microphone sensor can be used to detect the sound intensity of ambient,with analog output and threshold level output flip.
  • Two outputs: AO, analog output, real-time output voltage signal of the microphone.
  • KY-037 high sensitivity sound microphone sensor detection module diy kit, good for PIC AVR.
  • Package includes: 8pcs sound detection sensor module.
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Seek Thermal CompactPRO – High Resolution Thermal Imaging Camera for iOS

  • Transform your smartphone or tablet into a high resolution thermal camera with a 320 x 240 thermal sensor for use on the jobsite, at home, and more..
  • Highly versatile cameras lets you see building problems invisible to the naked eye and find people and animals in complete darkness or low visibility. Detect energy loss, electrical and mechanical failures, water damage and hundreds more heat related issues..
  • Perfect tool for contractors, inspectors, outdoorsman, engineers, and DIY homeowners..
  • Does not require batteries or charging. Waterproof case included. Free Seek mobile app. 1,800 feet. Detection Distance.
  • SPECS: 320 x 240 Thermal Sensor, 32° Field of View, < 9 Hz Frame, Focusable Lens, -40F° to 626°F Detection, Captures Photos & Videos, Spot Temperature, High-Low Temperature, Threshold Mode, 9 Color Palettes, Auto & Adjustable Span/Level Control, 4 Emissivity Presets.
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Seek Thermal Compact - All-Purpose Thermal Imaging Camera for iOS , Black - LW-AAA

  • Transform your smartphone or tablet into an all-purpose thermal camera with a 206 x 156 thermal sensor for use at home, the jobsite, and more..
  • Find and fix faster by seeing problems invisible to the naked eye such as: energy loss, electrical and mechanical failures, water damage, and hundreds more heat related issues..
  • Perfect tool for DIY homeowners, contractors, builders, and engineers.1,000 ft. Detection Distance.
  • Does not require batteries or charging. Waterproof case included. Free Seek mobile app..
  • SPECS: 206 x 156 Thermal Sensor, 36° Field of View, 003c 9 Hz Frame Rate, Focusable Lens, -40F° to 626°F Detection Range, Captures Photos & Videos, Spot Temperature, High-Low Temperature, Threshold Mode, 9 Color Palettes..
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Hidden Camera Detectors - Anti Spy Detectors Bug Detectors Listening Device Detectors GPS Tracker Detectors - Bug Sweeper - RF Wireless Signal Scanner for Home Office Travel

  • 【Wide Frequency Range】 The detection frequency range is 1MHZ~6.5GHZ.
  • Is able to detect modern communications, including GSM, 3G, 4G, 5G, Bluetooth....
  • 【Adjustable sensitivity】 5-Levels adjustable threshold, Large range of frequency detection. 5-segment bargraph indicator Physical attenuator....
  • 【Portable & Easy to Use】With the antenna completely concealed inside this anti spy camera detector, the size is so small. It's very easy to carry.....
  • 【Professional Customer Support】Please contact us if you have any question or concern about our hidden camera detectors. We respond any question in....
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Anti-Spy Signal Detector GPS Signal Detector Spy Bug Camera Wireless Detector Spy Detector Device GPS RF Scanner Finder GSM Device Finder

  • Professional radio detection device, high sensitivity ,adjustable threshold ,large range of frequency detection.
  • Can detect High-speed upload GPS locator packet locator，Anti-Spy Signal Detector， Gps Signal Detecto，r Spy Bug Camera Wireless Detector， Spy....
  • can detect 1.2G/2.4G wireless camera，Can detect CDMA 4G signal，Wireless Detectors， GPS RF Scanner Finder.
  • can detect hidden 5.8GHZ wireless camera and Wireless eavesdropping，Super Anti-spy Bug GPS Camera RF Signal Detector Set GPS Tracker Wireless Camera....
  • Easy to use(only switch+sensitivity knob),Sound and light alarm indicator,accurate and reliable.
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Seek Thermal CT-AAA COMPACT XR-Outdoor Thermal Imaging Camera for Android USB-C

  • Transform your smartphone or tablet into an extended range, outdoor thermal camera with a 206 x 156 sensor and a narrow, 20º field-of-view lens.
  • "Find people and animals at dawn, dusk, and over long distances where visible light is limited. Extra range Detection increases your visual perception and awareness to improve personal safety. ".
  • "Perfect tool for the outdoors people, hunter, or anyone searching for people and animals ".
  • Does not require batteries or charging. Waterproof case included. Free seek mobile app..
  • "Specs: 206 x 156 thermal Sensor, 20° field of view, < 9 Hz frame rate, focusable lens, -40F° to 626°f detection range, captures photos & videos, spot temperature, high-low temperature, threshold mode, 9 Color palettes, auto mode only, auto emissivity ".
  • MANUAL FOCUS DIAL provides control and precision over your thermal imagery..
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Wattstopper W-500A Ultrasonic Ceiling Occupancy Sensor

  • Turns lights on and off based on occupancy to reduce energy costs.
  • Adjustable time delay from 15 seconds to 15 minutes. Automatic or manual-on operation when used with a BZ-150 Power Pack.
  • Hallway and 500, 1000 and 2000 square foot coverage available. Ideal for open office areas, conference rooms and restrooms.
  • Advanced Signal Processing (ASP) circuitry automatically adjusts detection threshold.
  • LightOutput 1FCD: Automatic On/OFF. Load: 1 Amp @ 24VDC/VAC. Special Features: Solid State, Crystal-controlled.
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Anysecu SF-103 A-SF103 Portable Frequency Counter 2MHz - 2.8GHz for Two Way Radio Upgrade Version of SF401

  • ... RF SIGNAL DETECTION -- Wireless surveillance cameras, tracking devices and 2G, 3G, 4G SIM card bugs, GSM listening devices, magnetic locator, bugs can be detected via RF radio frequency antenna. Users can adjust the signal sensitivity by knob according to actual needs. The threshold is adjustable, frequency detection range is large.
  • MAGNETIC SIGNAL DETECTION -- Can detect magnetic locators, hidden bugs and GPS trackers installed on convert place in your car with magnetic field probes. MAG mode must insert and tighten the magnetic probe, adjust the signal to the 4-6 grid balance point, the alarm sound will stop.
  • WIDE APPLICATIONS -- can be used to find hidden cameras and listener search in homes, offices, hotels, motels, bathrooms, locker rooms, business negotiations, confidential meetings, government agencies, and to find GPS tracker in car, or as a scanner for daily use to prevent sneak shots and monitor magnetic field signals. Stay vigilant for your partner, family, business, and provide privacy protection.
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