Wednesday, 10 September, 2025г.
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Build your own UHF surveillance device.

Build your own UHF surveillance device.У вашего броузера проблема в совместимости с HTML5
50% off our best selling FM Bug Transmitter at: http://www.bug-transmitter.com Lets make a UHF Surveillance transmitter Please subscribe to my YouTube channel In this video i will show you how to make a This FM Transmitter is very easy to build. Frequency: 434.565Mhz Current consumption: 12mA Working Voltage: 2.1-3.6v Stability: PLL (Phase-Locked Loop) controlled. Distance: Long transmitting range, over 4000ft. Penetrates through walls and ceilings. Power: Up to 12mW RF output. Audio: Internal microphone manufactured by KEPO: 100Hz to 10,000Hz frequency range Works for 7 days when using 2 x Duracell alkaline batteries Parts List: The main IC is a: MAX1472 ,its a crystal-referenced phase-locked loop (PLL) VHF/UHF transmitter IC The MAX1472 is a 3mm x 3mm 8-pin SOT23 package PLEASE NOTE The videos I make take a lot of time to film and edit ,I know I don't make many videos and that I will improve on in the future ,any donations are welcome to my PayPal account at: [email protected] Thanks R1 Resistor: 22k R2 Resistor: 1M R3 Resistor: 10k R4 Resistor: 1M R5 Resistor: 10k R6 Resistor: 47k C1 Capacitor: 22nf C2 Capacitor: 22nf C3 Capacitor: 4.7pf C4 Capacitor: 4.7.pf C5 Capacitor: 1nf C6 Capacitor: 100nf Transistors ,2 x BC4547C Varicap: BB134 10mm Microphone \ Antenna wire: 12" wire L1: 22nH PP3 battery clip Home made Circuit board (See Video) Music written by Tom Cusack Composer -- Tom Cusack Music from www.freemusicforvideos.com
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