Some common listening devices found by my Friend Merl Klein, CPP and I during some of our TSCM Sweep

I thought I would show you a few devices the were found over the years.  All these devices were illegal listening devices found during a Technical Surveillance Counter-Measure(TSCM) Sweep investigation .

AudioTel ScanLock M2 RF Receiver

AudioTel Corporate Website

Not your typical Pen

Found this one in a Gold Mining Company in Vancouver,  the illegal device was hidden behind an AC wall outlet and plugged into the AC and using the Positive side of the rail as an antenna, transmitting around 398 MHZ  you can find similar devices at Spy Vs Spy store on West Broadway in Vancouver for around $695.00

Above 5 photos are X-Rays of the illegal device that was found in the Gold Mining office

Above 4 photos is another RF(Radio Frequency) illegal device found built in an AC power splitter, it had a built-in microphone and would transmit whatever it heard over an FM frequency, very similar components as the X-Ray devices shown above.

MicroTel PR700A RF receiver that I got on e-Bay, here it has a signal of 398.7077 Mhz that was the frequency transmitted by the illegal RF Device found

Above 6 views of the CRT display of the PR 700A RF Receiver when encountering the active  illegal RF Devices found above