stolle rotator schematic

A 5/8 mobile whip for 2m - Schematic for a a 2m 5/8 λ mobile whip, courtesy WB4MYL

PA3CNJ Magnetic loop - Picture and projects including schematics of a loop antenna by PA3CNJ

Antique Radio Schematics - Antique Radio Schematics and Service Manuals for Tube Radios

SAMs Photofacts - Service Manuals and Schematics - Sams Photofact downloads - Schematics and Service Manuals for Radios, Amplifiers, More

Mecca Industry Co. Towers - Crank-up(telescopic) and tilt-over tower, Ring rotator for mounting an extra antenna, from 16m to 42m, Strong safe and smooth, Radio communication and commercial tower.

The VK3YNG sniffer MK3 - This processor controlled autoranging sniffer has become popular for vehicle based foxhunting in Australia

ECO Asay 3 elements yagi manual - schematic Manual of the 3 element yagi antenna by ECO antenne

HF Amplifiers comparison chart - Comparison table of most popular RF HF Power Amplifiers in the US market

Yaesu FT-817 CAT Interface - Here is the schematic of the simple CAT interface KO4BB use with his FT-817.

CAT cable schematic for FT 817 857 897 - To connect up your FT-817/857/897 to a PC you have a number of options. For the serial connection you can go ahead and obtain a CT-62 from YAESU. Alternatively you can make up your box with a level converter and cable using schematic in this page

Rotor Parts - Dedicated to serving for all rotator parts needs. Stock and provide rotor parts for antenna rotators from companies such as Alliance, C.A.T.S., CDE, Channel Master, and Hy-Gain, both young and old.

Tinitro - Ham radio shop dealer for Microham Optibeam Big Boy Rotators EA4TX products based in Finland

Beechhurst Electronic Design Solution - Complete software design suite DVD. From schematic to Gerber files for PCB vendors.

VHF Power amplifier for 6m and 2m - YU1AW power amplifier schematic for 50 MHz and 144 MHz made with 1xGI7V

Homemade Antenna Rotator Controller - The Antenna Rotator Controller is unique in that it senses, displays, and controls to the earth’s true magnetic field. The compass sensor, mounted in a waterproof enclosure, is attached to the mast and sends its signal to a microcontroller. By kg4jjh

Yaesu G-250 rotator - Improve the stability of your Yaesu G-250 rotator.

Battery voltage booster - A battery voltage booster project with pictures and schematic by KD7W

TVI Filter schematic - A simple TVI Filter schematic

A 40 meter QRP Transceiver - A 7 MHz homebrewed QRP transceiver project with full schematic and detailed pictures by DL5NEG

50MHz SSB/CW Transceiver - A SSB CW transceiver for six meters band with schematic and block diagram

40 meters QRP CW RTX Priority listing - This is the schematic of asolid-state 7 MHz QRP CW transmitter by VU2NAN

A Homemade Signal Generator - Homebrewing a 3 to 30 Mhz Signal Generator, project and schematic diagram

VXO 80 metre receiver - 80 metre ceramix VXO with schematic and assembly instructions

Dual Radio Computer Interface - Schematic of a simple interface to connect a pc to a FT-1000 Mk5 Field and FT-817 transceivers.

RF Sampler - An RF sampler project with schematic by CX2UA