Quasar ElectronicsAS3028KT - VTX Voice Activated FM Room Transmitterhttp://www.quasarelectronics.co.uk/media/ecom/prodsm/3028_small.jpgThe VTX combines a sound activated switch & powerful FM Transmitter. The purpose of this arrangement is battery life conservation.Electronics > Circuit Components > Circuit Prototyping > Development Boardsid3028kt3028KT12.95Quasar Electronics Limitednewin stockhttp://www.quasarelectronics.co.uk/Item/3028-vtx-voice-activated-fm-room-transmitter-bug
VTX combines a sound activated switch & powerful FM Transmitter. The purpose of this arrangement is battery life conservation. This bug only turns on in response to a certain sound level (this trigger level is user adjustable).
Circuit has a 2 stage transmitter section with an RF transistor in the output stage to provide a clear output signal.
Transmits to 500m plus in the open using the 4 x AA battery holder supplied
Can be received on a standard FM radio
Highly sensitive built-in electret microphone
Onboard ON/OFF switch
User adjustable transmitting frequency (just requires a small screwdriver)
!! Not for sale in the UK or EU!! Please do not order this item if you live in the EU. The item will be removed from your order and refunded accordingly.
6Vdc operation (supplied with 4 x AA battery holder for extra long operation (battery Order Code 656.010))