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BF494 Micro FM Transmitter
Posted on Tuesday, January 22, 2019   •   Category: FM Transmitters

BF494 Micro FM Transmitter

That small circuit transmitter it is ideal for ready espionage for strip from radio Fm or receiver of VHF. Of course the recreational purpose also exists and the children will adore to have a transmitter that allows to speak for a radio FM placed at distant place and like this pretend the secret agent.

     27MHz Walkie Talkie
     30 Watt Linear FM Amp with BLY89
     Small AM Transmitter
     1.5W VHF Amplifier
     1W Linear FM Transmitter Booster with 2N4427
     Mini FM Radio Broadcast Transmitter
     80 MHz - 108 MHz FM Transmitter
     1.5V Spy FM Transmitter Bug
     2W RF Amplifier For 24/23 CM
     Simple MP3 FM Transmitter
BF494 Micro FM Transmitter

 

Build Accurate LC Meter and start making your own coils and inductors. This LC Meter allows to measure incredibly small inductances making it perfect tool for making all types of RF coils. LC Meter can measure inductances starting from 10nH - 1000nH, 1uH - 1000uH, 1mH - 100mH and capacitances from 0.1pF up to 900nF. The circuit includes an auto ranging and reset function to make sure the readings are as accurate as possible ... [more]



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