A CW QRP Transceiver for 20 m band
- The little QRP presented in this article may be built in a gradual manner, it is divided
in two main modules (plus VFO), you may also complete only a single part (RX or TX module).
30 m Band Direct Conversion Receiver
- The direct conversion receiver described consists of only a bandpass filter, mixer IC, VFO and audio filter. With only 22 parts, this simple circuit should take a few hours at the weekend to construct.
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