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Velleman Stereo Ultrasonic/Bat Detector Mini kitVelleman Kits

Velleman MK201

MK201 Mini Kit

MK201Stereo Ultrasonic/Bat Detector Kit

Velleman Stereo Ultrasonic/Bat Detector

Velleman MK201 Stereo Ultrasonic/Bat Detector

Specification Features:

  • Type: heterodyne
  • Microphones: electret
  • Frequency range: 20 - 90 kHz
  • Power supply: 3 x 1.5 V AA batteries (not incl.)
  • Power consumption: 8 mA typ.
  • Output: 3.5 mm jack for headphones (headphones not supplied.)

Read the fully Illustrated Assembly Manual for K8118


Online Manual

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129 x 60 x 40mm



This detector converts imperceptible noise for humans such as bat signals into audible noise. Another usage may be the early detection of possible failures in machines, engines and electronics. The stereo feature adds the possibility to pinpoint the source.
Order Code Each 
K8118Velleman Stereo Ultrasonic/Bat Detector Mini kit17.99

Tel: 0191 251 4363

Fax: 0191 252 2296


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