Category Archives: Construction

It’s The Final Countdown (I Hope)

The last version of the Morse Practice Oscillator has arrived. v2.04 StAR Edition (St Richards Amateur Radio club). They look really nice, and because I took the opportunity to panelise them, I got 20 of each board. They snap off … Continue reading

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More Oscillations

The Morse Practice Oscillator boards finally arrived! Sometimes I dispair my orders will ever get from China to the UK without incident. I think I may use the DHL option more often. Anyway, having unpacked the new boards, I built … Continue reading

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Radio Network

I’ve been a licenced radio amateur since 1993. My callsign is G0TDJ. Morse was always my first love in radio although I have tried many other modes. Recently, ‘Network Radio’ was drawn to my attention by an article in a … Continue reading

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You’re just Multi-faced

A lot has been going on lately so I thought I’d update the blog with some of it. Starting with a small announcement. I secured the domain www.ProjectSPECCY.com It currently re-directs here. I am unsure as yet whether I will … Continue reading

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Old Skool Tape Loading

As I continue to explore the world of retro-computing, bringing back memories of my late teens and early twenties, I’m constantly amazed at just how big the retro-computing scene is. I’m also amazed that, given all the new interfaces for … Continue reading

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Electronic Film Clapper

By way of a break from the Timed Camera Cable Release, I chose to develop the Electronic Film Clapper further and learned a lot in the process. I had the first iteration of the boards fabricated by Hackvana as usual … Continue reading

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YouTube Channel

I’ve been setting up equipment to start a ProjectAVR YouTube channel for a while. Almost there now. Just a few more pieces of the jigsaw to put in place. In the mean time, I’ve been learning about video editing and … Continue reading

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Constructing an RC2014

Whilst working on the ZAViouR v1.02, I discovered a kit for a Z80 based micro-computer designed by Spencer Owen. Spencer called it the RC2014 since it was for the Retro Challenge in 2014. It’s a nice, simple modular design which … Continue reading

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New Boards On The Way

Finally, after being involved in non-electronic projects for a while, I’ve been able to finalise the new ZAViouR board v1.02 and the 7400 based I/O expansion board v1.00. Both have been sent to my favourite fabrication house, Hackvana and I … Continue reading

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ZAViouR Demo and plans

Development continues on ZAViouR Boards v1.01 and v1.02. With a simple bit of Arduino code, you can insert Z80 Hex coded machine code into the ‘Sketch’ via bin2h.exe then compile and run it. Demonstrated here with a simple routine to … Continue reading

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