Showing posts with label Direct Conversion Challenge. Show all posts
Showing posts with label Direct Conversion Challenge. Show all posts
Friday, February 28, 2025

Jim KF8BOG Completes the SolderSmoke Direct Conversion Receiver after a Long, Hard Journey of Discovery

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Herodotus once said that "learning is not child's play -- we cannot learn without pain." I think Jim KF8BOG proved that in thi...
Thursday, February 27, 2025

VK4PG's Wonderful Australian Direct Conversion Receiver from Sunny Queensland

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It was really great to hear those Australian voices coming from Phil's receiver.  Check out the video above.  Phil writes:   Completion!...
1 comment:

Derek N9TD's SolderSmoke Direct Conversion Receiver -- With a Double Sideband Transmitter

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  Derek N9TD was another of the early builders of the Direct Conversion receiver; he has done really magnificent work.  He is an Electrical ...
Wednesday, February 26, 2025

Scott KQ4AOP Built the SolderSmoke Direct Conversion Receiver, and Listened to his FIRST EVER Ham Signals with it

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Scott KQ4AOP's build of this receiver is especially noteworthy, becasue he used the receiver to hear the very first ham radio signals he...
1 comment:

Matt NE3U (ex KY4EOD)'s SolderSmoke Direct Conversion Receiver (and his Globe-circling Balloons!)

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Matt was one of the first builders of this receiver (see above). He heroically stuck with the very small speaker that we had used in the hig...

Peter VK3TPM's SolderSmoke Direct Conversion Receiver (and his follow-on DSB transmitter) -- From Australia

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Peter VK3TPM is a long-time member of the SolderSmoke community.  He is a software developer and technology commentator based in Melbourne. ...
Tuesday, February 25, 2025

Calvin KE8ICE's SolderSmoke Direct Conversion Receiver

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Calvin KE8ICE said that building this receiver marks his transition from a kit assembler to a homebrewer.  FB!  Check out this short video o...

Wayan YD9BAX's SolderSmoke Direct Conversion Receiver -- From Bali, Indonesia

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Our Direct Conversion Receiver is being built around the world, but one of the most exotic locations for a build is the island of Bali in In...
1 comment:
Monday, February 24, 2025

Chris G7LQX's SolderSmoke Challenge DC Receiver

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It looks and sounds really good.  It is inhaling SSB, CW, and digital signals on 40 meters.  Great job Chris.  More details here.  It is NOT...
4 comments:
Sunday, February 23, 2025

SolderSmoke Direct Conversion Receiver Used in an SSB QSO in New Zealand by ZL1AUN

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  Aaron ZL1AUN used his homebrew SolderSmoke Direct Conversion receiver in a 40 meter SSB contact with his fellow New Zealand radio amateurs...
Wednesday, February 19, 2025

SolderSmoke Podcast #257 -- Wrap up of the SolderSmoke Direct Conversion Receiver Challenge

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SolderSmoke Podcast #257 is available.  Video version:  https://www.youtube.com/watch?v=xOoZiHbC4Ag Audio version: https://soldersmoke.com/s...
3 comments:
Wednesday, February 12, 2025

SolderSmoke Direct Conversion Receiver Challenge -- Bonus Video -- Using an Oscilloscope to Test Your Receiver

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  SolderSmoke Challenge – Bonus Episode – Using your oscilloscope to test your DCR   New homebrew radio builders often struggle with test an...
2 comments:
Saturday, February 8, 2025

SolderSmoke Challenge -- Direct-Conversion Receiver Video #5 -- Building the Audio Frequency Amplifier

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  SolderSmoke Challenge – Direct Conversion Receiver – the Audio Amplifier Build and Receiver Demonstration   In this episode Dean, KK4DAS w...
2 comments:
Thursday, February 6, 2025

SolderSmoke Direct Conversion Receiver Challenge: A Short Video from Dean about the Virtues of Building the AF Amplifier ONE STAGE AT A TIME

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  Dean will soon post his longer video on how to build the fourth and final board of the SolderSmoke Direct Conversion Challenge receiver, b...
1 comment:
Saturday, February 1, 2025

SolderSmoke Challenge – Direct Conversion Receiver – the Band Pass Filter

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  The SolderSmoke DCR challenge is going well.  Our Discord server is bustling with activity and we are impressed that several intrepid home...
1 comment:
Friday, January 31, 2025

Update from KK4DAS on the SolderSmoke Direct Conversion Challenge: BP Filter Added to Circuitry -- Full Video on BP Filter Soon

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Dean now has the PTO, the Diode Ring, and now the 40 meter bandpass filter.  Dean fires up his signal generator and, using his 'scope we...
Thursday, January 30, 2025

Diode Ring VFO Part II: How Much LO into a Diode Ring?

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Last week we were trying to determine how much LO injection we really need in the SolderSmoke Direct-Conversion receiver .  The answer seeme...
2 comments: