Showing posts with label QST. Show all posts
Showing posts with label QST. Show all posts
Friday, March 7, 2025

Homebrew Challenges Much Like Ours: The Direct Conversion Receiver of Wes Hayward W7ZOI and Dick Bingham W7WKR -- QST November 1968

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  https://www.worldradiohistory.com/Archive-DX/QST/60s/QST-1968-11.pdf I was thinking about some of the challenges faced by the builders of ...
3 comments:
Friday, January 10, 2025

What Homebrew Looks Like (And W9BRD comment on the High School receiver project)

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Clikc on the picture for a clearer view of this fantastic image Dave Newkirk is the son of Rod Newkirk, the guy who wrote the inspirational ...
Wednesday, December 11, 2024

Mike WU2D's Video on the SimpleX Super Receiver -- Part II

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  Another FB video from Mike WU2D.    But you know,  I too find myself kind of opposed to front panel on-off switches.  I power my rigs with...
Friday, December 6, 2024

SimpleX Super Superhet Receiver -- A Great Video from Mike WU2D

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Here is another great video (and project) from Mike WU2D.  I'm a big fan of homebrew superhets.  And wow, Mike presents a band-imaging s...
1 comment:
Monday, October 23, 2023

Bringing a Faulty Herring Aid 5 Receiver Into the Light -- Fixing the AF Amp Schematic Error (video)

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I picked up this old homebrew receiver in March 2023 at the Vienna Wireless Society's Winterfest Hamfest.  It is a Herring Aid 5.   I wa...
6 comments:
Thursday, October 19, 2023

How a Homebrewer Substituted MPF102s for the RS 2035 FETs in the Herring Aid 5 -- Who built this one? Any others out there?

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The Hamfest Herring Aid 5 For background on all this, see yesterday's blog post:      https://soldersmoke.blogspot.com/2023/10/a-big-err...
6 comments:
Wednesday, October 18, 2023

A Big Error Discovered in the 1976 QST "Herring Aid 5" Article (After 47 Years)

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Click on image for a better view.  See arrows for Q1, Q5 and the parts list. I tried as a teenager to build the Herring Aid 5 direct convers...
7 comments: