J.F.Drew © 2000-2011

VK5DJ
John F Drew, Millicent, South Australia
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Home

 

 

Gallery

 

 

Projects

Beam controller

Beam controller features

 

 

Az-El Unit

 

 

AS5040-45

 

 

MA3-P12

 

 

HH-12

 

 

Optical 16 bit encoder

 

 

Optical encoder SEI

 

 

SCA61T

 

 

Potentiometer

 

 

Screwjack

 

 

Large Display

 

 

Interface

 

 

Yaesu

 

 

Internet operation

 

 

Hardware clock

 

 

PWM speed control

 

Weather APRS

 

 

Repeater controller

Repeater features

 

GPS Clock

 

 

Satellite system

 

 

Transistor tester

 

 

Two metre receiver

 

 

Photos

 

 

Remote control

 

Software

Yagi Calculator

Yagi photos

 

RD Contest logger

 

 

Moon tracking

 

 

Orbitron interface

 

Downloads

 

 

Contact me

 

 

Links

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