Tag Archives: Homebrew

USB Power For Your 12V Circuits

If your desk is anything like mine you have a pile of USB cables and chargers squirrelled away in a drawer. These are great for powering 5V or 3.3V circuits, especially when paired with one of the USB power sticks that have become so popular. But what about circuits that require a little more voltage? …

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An Improved Classie WSPR Controller

When I first put together the Classie WSPR transceiver my primary concern was the transmit/receive circuitry. I only concerned myself with the controller in so far as confirming it was putting out the correct waveform with the proper timing. But once I had the transceiver on the air for a while it was time to …

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Building The Homebrew SoundCard On Stripboard

The circuit and board described here isn’t so much a new project as an “I wonder if this will work?” kind of thing. Back in May and November 2011 I published a couple of posts describing a homebrew PCM2904 soundcard I put together. I’ve since used that circuit as part of a few projects and …

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Tabula Candida

Doodles of a distracted historian

rtl-sdr.com

A blog about RTL-SDR (RTL2832) and cheap software defined radio

DuWayne's Place

Computers, Electronics, and Amateur Radio from KC3XM

QRP HomeBuilder - QRPHB -

Computers, Electronics, and Amateur Radio from KC3XM

Open Emitter

Computers, Electronics, and Amateur Radio from KC3XM

Ripples in the Ether

Emanations from Amateur Radio Station NT7S

m0xpd's 'Shack Nasties'

Computers, Electronics, and Amateur Radio from KC3XM