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Published on 07 Jan 2015 | over 2 years ago

50% off our best selling FM Bug Transmitter at:

Lets make a very simple 2 transistor FM transmitter
In this video i will show you how to make a
FM Transmitter that is very easy to build and get working.
See how i make a very simple circuit board.

Frequency: 93Mhz - 99Mhz
Current consumption: 13mA at 9v
Working Voltage: 3v - 12v ,more Voltage more transmission range !
Stability: Not bad
Transmission range: Antenna 165cm= 800ft+ , Penetrates through walls and ceilings.
RF Power: about 4.45mW RF output

Parts List:

R1 Resistor: 47k
R2 Resistor: 1M
R3 Resistor: 10k
R4 Resistor: 47k
R5 Resistor: 470R

C1 Capacitor: 100n
C2 Capacitor: 100n
C3 Capacitor: 1n
C4 Capacitor: 33pf
C5 Capacitor: 10pf
C6 Capacitor: 10pf
C7 Capacitor: 100n
C8 Capacitor: 33pf

Homemade PCB ,see video
10mm Microphone
2n3904 transistor x 2
Antenna wire: 165cm
L1 Coil 4 turn
PP3 battery clip

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