Hf Low-Power Cw Transmitter


Posted on Jun 10, 2012

Suitable for amateur use, this 1.5-W transmitter runs on a 12-V supply. Ql is an oscillator using a surplus FT2


Hf Low-Power Cw Transmitter
Click here to download the full size of the above Circuit.

43 crystal. Q2 is a buffer driver and is keyed via keying transistor Q5. Q3 acts as a driver for Q4 (which should be heatsinked). Q4 develops about 1.5-W output. Coil data is given in the parts list. C12 is adjusted for best power output.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Variable current source 100ma-2amp
Dual tone decoding
Tone Burst Generator Circuit
0-44dB RF Attenuator circuit with RF 2420
65W PoE DC-DC converter
Spatial Distortion Reduction Headphone Amplifier
Operational Amplifiers circuits
Type C Carrier Telephone Systems
Simple lock circuit can alarm
AMP-04 0 F 400 temperature measurement circuit
HA250A application circuit



Top