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Posts Tagged ‘homebrew radio’

The Boris Beacon – A 1mW solar powered hifer beacon

Friday, January 18th, 2019

Dave Richards (AA7EE) has written an article detailing his 1mW solar-powered HiFER beacon project, the Boris Beacon: In this post from May of last year, I detailed the construction of a 1mW solar-powered HiFER beacon. I named it the Boris Beacon, in tribute to my neighbor’s cat. The beacon was never mounted...

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WBR-Oscar regen receiver

Friday, December 14th, 2018

A nice write-up on Sheldon's (N6JJA) version of N1BYT’s WBR regenerative receiver: This article is broken into two parts. First comes the “Oscar” preselector/preamplifier. As I said, I intended it to be either part of the overall receiver or used as a standalone where desired. The second part deals with...

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Radionova 1 frequency synthesizer

Thursday, April 14th, 2016

Vasily Ivanenko has written up documentation on his Radionova 1 frequency synthesizer project: Frequency synthesizer for my Jupiter receiver -- Радионова 1 -- [ Radionova 1 ] Greetings! Most of my future homebrew radio projects will focus on building radio astronomy gear. Radio astronomy offers much fun + learning for the radio...

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The Sproutie “SPT” Beacon – A legal, unlicensed HiFER beacon

Thursday, November 19th, 2015

Dave Richards (a.k.a. AA7EE) has written an article detailing his "SPT" Sproutie HiFer beacon project: My first “proof of concept” at putting together a beacon for this band was to connect an N0XAS PicoKeyer in beacon mode to my Pixie 2 transmitter. With the PiicoKeyer, if you insert the prosign BN...

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Recent Comments

  • Max: Seems like an unexpectedly violent way to remove the chip indeed. A hot air station should of course do the job just fine, but in...
  • jose: Part removal described here is pure butchery, the cheapest hot air station will do a fast and clean job removing the QFP, heat air to...
  • Cody: Yes please
  • Marko: armature -> amateur
  • Crawford: Dibs,