Category Archives: Electronics

Part Organizer

Posted on 2016-04-12 by Nigel VH

With all the electronics projects I do, I’ve ended up with a lot of very small spare parts that are hard to keep track of. Previous to now, I’ve kept them in a large number of small bags from the … Continue reading →

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Homebrew GPSDO

Posted on 2016-04-12 by Nigel VH

I’ve had an older HP 10544A ovenized crystal oscillator laying around for some time now, waiting for a good project to be put to use. It’s a high precision frequency source that fell out of spec and was pulled from … Continue reading →

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QRP HF Amplifier

Posted on 2016-04-12 by Nigel VH

As mentioned in my last post, I’ve been working on building a small HF amplifier. I’d like to use it to build a standalone WSPR station that can run on its own, and transmit with a couple hundred milliwatts. I … Continue reading →

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Lathe Project – Transistor Heatsinks

Posted on 2016-04-12 by Nigel VH

I’ve recently been working on a small HF amplifier project, using common TO-92 style transistors. I needed some heatsinking capability to keep the transistors at a reasonable temperature, so I whipped a couple small aluminum heatsinks up on the lathe. … Continue reading →

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Homebrew Weather Station

Posted on 2016-04-12 by Nigel VH

I’ve recently been playing with the Electric Imp platform of Internet of Things devices. They’re fairly inexpensive, and very easy to use, so when SparkFun recently was having a sale, I picked up their Weather Shield, and Sensors. With some … Continue reading →

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