10.7MHz FM detector

10W HF linear amplifier

3W FM Transmitter

500W HF linear amplifier

Advanced VHF Wattmeter

AM-Receiver for Aircraft communication (118.250MHz)

Crystal radio detector

CMOS RF PLL sythesizer

CW RECEIVER 40/80 meter CW receiver

Direction finder system

Economy short-wave radio

FM Bug

Generic VHF power amplifier

Harmonic oscillator

HF Bands QRP linear amplifier

Improved CMOS RF PLL sythesizer

Linearized RF detector

One transistor regenerative receiver

Phasing Type SSB exciter

Q-multiplier

QRP HF linear amplifier

Receiver building blocks

RF schematics

Simple wireless radio data link

Super regenerative 27MHz receiver

Synthesized HF receiver

Tunable UHF oscillator

Toroidal coil TRF shortwave receiver

Two-band radio

UHF - 100W Transistorized amplifier

VHF-HF transverter

Vacuum Tube AM Radio
 

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