1 Watt C-Class RF Amplifier
1 Watt C-Class RF Amplifier circuit

15W Fm-transmitter
15W Fm-transmitter circuit

2 Transistor FM Voice Transmitter
2 Transistor FM Voice Transmitter circuit

20dB VHF Amplifier
20dB VHF Amplifier circuit

3W FM Transmitter
3W FM Transmitter circuit

4 Band Double Tuned Preselector
4 Band Double Tuned Preselector circuit

4 Transistor Transmitter
4 Transistor Transmitter circuit

4 Watt FM Transmitter
4 Watt FM Transmitter circuit

40 meter Direct Conversion Receiver
40 meter Direct Conversion Receiver circuit

4W FM Transmitter
4W FM Transmitter circuit

6 x 6 Loop Antenna
6 x 6 Loop Antenna circuit

60W Linear amplifier
60W Linear amplifier circuit

A small FM transmitter (SMD)
A small FM transmitter (SMD) circuit

Active Antenna for Medium Wave
Active Antenna for Medium Wave circuit

AM FM Simultaneous Transmitter Using Digital IC
AM FM Simultaneous Transmitter Using Digital IC circuit

AM Receiver
AM Receiver circuit

AM To FM converter
AM To FM converter circuit

AM Transmitter
AM Transmitter circuit

Band 2 Preamplifier
Band 2 Preamplifier circuit

Bipolar Regenerative receiver
Bipolar Regenerative receiver circuit

CB receiver
CB receiver circuit

CB transmitter
CB transmitter circuit

Coil-less FM Transmitter
Coil-less FM Transmitter circuit

Coilless FM transmitter
Coilless FM transmitter circuit

Economy short-wave receiver
Economy short-wave receiver circuit

Electronic Eavesdropping Devices Detector
Electronic Eavesdropping Devices Detector circuit

Field Strength Meter
Field Strength Meter circuit

FM Beacon Broadcast Transmitter (88-108 MHz)
FM Beacon Broadcast Transmitter (88-108 MHz) circuit

FM radio
FM radio circuit

FM transmitter
FM transmitter circuit

FM Transmitter Bug
FM Transmitter Bug circuit

FM Transmitter with Opamp
FM Transmitter with Opamp circuit

FM voice transmitter for Band 2 VHF
FM voice transmitter for Band 2 VHF circuit

Linear FM 30Watt
Linear FM 30Watt circuit

Linear FM 50Watt with BLY90
Linear FM 50Watt with BLY90 circuit

Long range FM transmitter
Long range FM transmitter circuit

Low Distortion Crystal Oscillator
Low Distortion Crystal Oscillator circuit

Low-Frequency Crystal Controlled Oscillator
Low-Frequency Crystal Controlled Oscillator circuit

Medium range transmitter
Medium range transmitter circuit

Micro Power AM Broadcast Transmitter
Micro Power AM Broadcast Transmitter circuit

MK414 SW Receiver
MK414 SW Receiver circuit

MK484 Portable Receiver
MK484 Portable Receiver circuit

MPF102 FM Receiver
MPF102 FM Receiver circuit

One Transistor FM Radio
One Transistor FM Radio circuit

Powerful AM transmitter
Powerful AM transmitter circuit

Sensitive Field Strength Meter
Sensitive Field Strength Meter circuit

Simple FM Transmitter
Simple FM Transmitter circuit

Simple Op-Amp Radio
Simple Op-Amp Radio circuit

Small Radio Transmitter
Small Radio Transmitter circuit

Surveillance Transmitter Detector
Surveillance Transmitter Detector circuit

SW RF Pre-Amplifier
SW RF Pre-Amplifier circuit

Transmitter FM 45W with valve
Transmitter FM 45W with valve circuit

TV Signal Amplifier
TV Signal Amplifier circuit

VHF Audio Video Transmitter
VHF Audio Video Transmitter circuit

VHF Video Transmitter
VHF Video Transmitter circuit

Video Signal Amplifier
Video Signal Amplifier circuit

Video to RF Modulator
Video to RF Modulator circuit

ZN414 Portable AM Receiver
ZN414 Portable AM Receiver circuit