Schematics Page
* W3NQN 20M LPF
* W3NQN 80M LPF
* Receiver RF Amplifier
* 20 Meter Band Pass Filter
* 80 Meter Band Pass Filter
* MMIC Bilateral Amplifier Stages (Three Places)
* Rx & Tx Mixer Stage
* 9.0 MHz Crystal Filter & Matching Network
* Carrier Oscillator, Balanced Modulator and Product Detector
* Receiver Audio Pre-Amp and Amplifier Stage
* Microphone Amplifier Stage
* Varactor Tuned Oscillator and RF Amplifier
* Si570 Frequency Generator Kit
* 32 MHz Low Pass Filter for the Si570 Generator
* Optical Encoder to Mechanical Encoder Interface (Si570 Kit)
* Transmit Amplifier Stage
* Solid State TR Switch
* 800 Hz Audio Oscillator