Showing posts with label DC Receiver Build. Show all posts
Showing posts with label DC Receiver Build. Show all posts
Tuesday, July 19, 2022

Putting a Real LC VFO in My Ceramic-Resonator, Direct Conversion 40 Meter Receiver. LC JOVO! (Video)

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This is the DC receiver that I built back in 2017-2018. I had used a ceramic resonator in the VFO. That receiver was on the cover of SPRA...
2 comments:
Saturday, March 24, 2018

SolderSmoke Podcast #203 Winter, Transceivers, Antennas, DC RX, uBITX, Mixers, 'fests, MAILBAG

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N6QW in 1959. Building an SSB transceiver SolderSmoke Pocast #203 is (FINALLY!) available:  http://soldersmoke.com/soldersmoke203.mp3 ...
4 comments:
Monday, March 12, 2018

WA1UQO's Discrete Ceramic DC Receiver

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Armand writes:  The attached picture is your DC receiver. A little tweaking left to do as the range right now is ~ 7.44Mhz to 7.032Mhz....
1 comment:
Wednesday, February 7, 2018

Understanding Switching Mixers (as in the Ceramic DC RX)

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W3JDR's Comment on my post about the DC RX mixer got me thinking.   He was right -- my explanation of the mixer action wasn't quite...
3 comments:

F5LVG's Glue-Built Mixer Transformer

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One thing I forgot to mention:  In Olivier F5LVG's DC receiver article back in SPRAT 100, he casually mentioned building a transf...
3 comments:
Sunday, January 28, 2018

Building the Ceramic Discrete Direct Conversion Receiver #4 -- The Mixer

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I think the most important stage of a direct conversion receiver is the mixer.   This is the stage that takes the RF energy coming in fro...
7 comments:
Sunday, December 31, 2017

Ceramic DC Receiver on the Cover of SPRAT. Happy New Year to All! Straight Key Night.

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G-QRP very kindly put my little DC Receiver on the cover of issue Nr. 173.   (Very sorry to see that GM3OXX has become a Silent Key. )  ...
Saturday, December 30, 2017

Building the Ceramic Discrete Direct Conversion Receiver - Part 3 -- The Audio Amplifier

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Once you have achieved JOVO and have the oscillator covering the frequency range you desire, it will be time to build the audio ampl...
3 comments:
Sunday, December 17, 2017

Building the Ceramic Direct Conversion Receiver Part 2 -- Building the VFO -- Our Goal is JOVO!

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DC RX VFO and Buffer I'll put the full schematic at the bottom of each of the posts so that you can easily refer to the big pictu...
9 comments:
Saturday, December 16, 2017

Building the Ceramic Direct Conversion Receiver -- Part 1 Introduction, Stages, Parts.

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I hope many of you decide to build this little receiver.  With it, you can break into the ranks of those intrepid ham homebrewers who hav...
5 comments: