10 GHz portable over 150km
One of the best things about our wonderful hobby of amateur radio is going portable, especially 10 GHz portable. When your passion is...
22 April, 2022
This is a place of thought and reflection for all sorts of curiosities that have come across my web browser over the course of time. The topics could be broad, and most likely will be, however, they will normally be of a technical nature.
IC-705 8 pin mic adapter
What if you want to use a different microphone with your IC-705? Here's an 8 pin mic adapter - a circuit that does...
29 March, 2022
NBN: Mitigating Amateur Radio Interference to VDSL2
Mitigating Amateur Radio Interference to VDSL2 is a challenge most of us face unless you're lucky enough to be area serviced by fibre....
22 March, 2022
Arduino 12v interface
This circuit describes a Darlington pair that switches a nominal 12v VCC. The choice of the final switching or output transistor determines the...
04 March, 2022
How to program the SG Laboratory 13cm transverter Local Oscillator
How to program the SG Laboratory 13cm transverter Local Oscilator...
07 February, 2022
How to make and set the opening picture on the IC-705
The IC-705 opening picture is easy to set up. All you need is a bit of time, an SD card and a graphics...
27 January, 2022
Converting a latching coaxial relay to failsafe behaviour
Converting a latching coaxial relay to failsafe behaviour is is ideal for a TX RX coaxial changeover relay. This circuit will show you...
21 November, 2021
1296 on the IC-705
If you enjoy SOTA, parks, microwave or radio in the great outdoors, then this is the radio for you. Having received great accolades,...
11 November, 2021
40m VDSL filter for your NBN
40m and Australia's NBN delivered over FTTN just doesn't mix. It's like oil and water. Transmit on 40 metres and kill the internet....
25 September, 2021
Station or Access Point – Which WiFi to use on the IC-705
There’s been a bit of confusion lately about how to access the IC-705 using your PC or laptop. Access Point or Station. You’d...
04 July, 2021