Tag Archives: Programming

UKHAS Conference 2014

On August 16th 2014, the UKHAS (UK High Altitude Society) conference will be held at The University of Greenwich’s Old Royal Naval College. The full address is: Old Royal Naval College, Park Row, Greenwich, London SE10 9LS Last year’s conference … Continue reading

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AVR/Arduino Timing Issue with fresh ATMEGA328p

I’d like to draw attention to an issue I’ve experienced building the latest VAYU-NTX v1.04 board. I had previously built one that suffered from the same issue but I ended up very frustrated and this probably contributed to my having … Continue reading

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HNY 2014

It’s been a fantastic year for me. I’ve ‘discovered’ a great new facet to my hobby of Amateur Radio in High Altitude Ballooning. I’ve had lots of fun and made many new friends. One of the many highlights was my … Continue reading

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Hellschreiber

One of the real pleasures of having Amateur Radio as a hobby is the amazing breadth it covers. There are so many facets, to it. One facet is the transmission modes available to experiment with. My first love in radio … Continue reading

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Released!

I’ve been busy testing the VAYU-NTX PCB and cobbling together code to enable it to send telemetry. I have managed to combine Anthony Stirk‘s RTTY demo code and Matthew Beckett‘s NORB 3 code along with a few snippets of Chris … Continue reading

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Evolution

Tuesday 19th saw delivery of the VAYU-NTX v1.03 prototype PCBs from Hackvana. I am really pleased with the consistency of quality and finish on their PCBs. I chose a blue colour this time and I really like it. It’s not … Continue reading

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Vayu-NTX

When field testing my re-design of CHEAPO into VAYU I noticed that the transmit frequency is easily affected by ambient temperature. Although this tends not to be too much of a problem once the payload is several kilometers up and … Continue reading

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Every 10th Sentence

It was suggested by Kristaps (User x-f in #highaltitude) that rather than interleaving this website’s address with the telemetry for VAYU, I should insert it every 10 sentences sent. I had previously thought of this but didn’t know how to … Continue reading

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