Andy's Website | Homepage

Welcome

Welcome to my website. Here you'll find a few electronic and amateur radio projects that I'm currently working on, as well as a few other interests.

A stand-alone integrated moon position prediction tool.

An end to the ignominy of blown GaAsFET Preamps.

Some notes and photos of my current 144MHz EME Array.

A very low noise receiver preamplifier for 144MHz EME.

A roger-beep built into a hand microphone.

A simple Precision Automatic Noise Figure Indicator (PANFI).

My attempts to build a 1296MHz capability.

Thunderbolt 10MHz GPS-DO status monitor.

My antenna construction and earthworks Team Leader.

Thunderbolt: 06/11/17 Make allowances for the Thunderbolt date rollover issue.
1296MHz Activities: 26/06/16 Antenna Improvements.
Moon Tracker Ver 2: 23/06/16 A new version.
1296MHz Activities: 29/09/15 Build a small dish.
LNA: 26/07/15 Low-noise Preamplifier Design.
1296MHz Activities: 19/04/15 Power Amplifier Design.
1296MHz Activities: 13/01/15 Design and build a tower for 3m parabolic dish.
Thunderbolt: 30/09/14 LCD monitor for my Thunderbolt GPSDO.
PANFI: 02/08/14 A home-made Noise Figure Meter.
Moon Tracker Update: 09/04/14 New rotator and better position feedback sensors added.
1296MHz Antenna: 09/02/14 Begin construction of a 1296MHz feed horn for the 3m dish.
1296MHz Activities: 28/01/14 After success at 144MHz, operation at 1296MHz is planned.
Moon Tracker Update: 11/09/13 Added a Background Sky Temperature calculation into the Moon Tracker.
Moon Tracker Update: 28/08/13 Just Added some software limits to rotation of motors.
Roger Beep installed: 09/08/13 Added a Roger Beep to my radio.
Andy's Website: 06/05/13 Start build of website.

Andy, VK3ANX
Yarra Valley, Australia
Andy