Petrutech Spy Shop
Professional Eavesdropping, Bugging and Surveillance Equipment

Set UHF transmitter 3v to 6v and UHF receiver quartz pll

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The UHF36 SET combines the miniaturization and power of the UHF transmitter using 3-6V batteries, and the sensitive UHF-433 PLL receiver Ver. 1.

We are adjusting each set to a 100% matching frequency. This set is using only high grade components, and one of the unique receiver features - listening to the converation and recording at the same time, if it is connected to a recorder.

The PLL UHF CRYSTAL CONTROLLED RECEIVER can be used in a room or business, indoor or outdoor. It employs a High sensitive microphone circuit which allows the user to eavesdrop the mini FM transmitter from 200m in urban areas and up to 500+ meters (Line Of Sight).


  • Power supply: 9V alkaline battery (not included)
  • Dimension: ONLY 2 X 5.5 X 8.7 cm !!!.
  • Frequency: 433.8-433.9MHz
  • This is an ORIGINAL crystal controlled NFM PLL UHF receiver.
  • Double Superheterodyne - PLL
  • Sensitivity: Better than –125 dBm into 50 Ohm (12 dB/sinad).
  • Less current drawing than any similar device - due to SMD components. (MIL SPECS 1% accuracy)
  • External antenna, only 10cm.
  • Built by using SMD components, for more stability and sensitiviy
  • Sensitivity: Better than –125 dBm into 50 Ohm (12 dB/sinad)!
  • Deviation: ~ 2.5 KHz to 6 KHz !!!
  • Sockets for audio recording and earphones.
  • External DC socket.
  • PROFESSIONAL PLATED BOARD FOR EXTRA STABILITY. There is NOT oxidation and dry soldered joints during the time due to the coating material.
  • Just connect it to the battery, and start listening.


  • Power Supply: 2 X 3V coin-type battery CR-2430 up to CR-2050
  • Board Dimension: only 2.5cm Diameter!
  • Frequency: 433.6-433.9MHz.
  • Estimated transmitting: up to 500 m line of sight. (L.O.S).
  • Built by using SMD components, for more stability and miniaturization (MIL SPECS 1% accuracy).
  • Using a special material for encapsulating, for safety and stability !
  • The transmitter is coated with special Anti-static material.
  • The transmissions penetrates through walls and ceilings.
  • Tiny electret amplified microphone.


  • 1 Set Crystal controlled PLL Crystal controlled receiver and B36 transmitter.
  • 1 User manual.
  • 2 Gifts
  • Model: SETU36
  • Shipping Weight: 0.05Kgs

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