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Publications
These are some interesting contributions by local amateur enthusiasts. We hope you enjoy reading these.
A Novice ATU
April 1992
A short article on the development and experimation of an ATU. The article
is easy to read and has lots of technical information that can help novice
amateurs to build their own. Read article
Hands ATU Kit: Review
May-June 1995
DIY Radio Hands QRP ATU review. Very often radio amaturs use simple antennas,
sometimes just a length of wire into which we inject our transmitted signal at
one end and use it to radiate the radio frequecny power against ground.
Read article
Frequency Adam
Unknown
Frequency Analogue to Digital to Analogue Meter, describing the changes the signal
undergoes as it moves along the circuit.
Read article
The Lynne 555
Unknown
An acceptable audio oscillator can be made from a single 555 in astable mode but at the price of stability.
Read article
The TOM PSU
April 1977
The TOM (Total Output Metering) PSU is a simple to construct and sueful
piece of equipment for virtually any constructor's shack providing one variable
and several fixed voltage outputs. Its construction was inspired by various
projects within the ARRL handbook.
Read article
Modding the Robin
December 1995
In this article Ken shows you how to get faster display updates
and a frequency offset reading on the PW Robin counter.
Read article