Friday, March 29, 2024

A QRP CW Contact (Video) with the Winterfest MXM SupeRX/TX 40 (1 Watt, Crystal Controlled Transmitter)

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I picked this transceiver up at Winterfest for one dollar. 40 meters. Superhet receiver with 455 kc ceramic filter and 2 NE602s. Crystal ...
5 comments:
Wednesday, March 27, 2024

KD0FNR's Amazing San Francisco TouCans Rig -- A Rockmite and a Tuna Topper in a Pineapple Can Mounted on the Dipole in a Shopping Bag

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Click on the image for a better look This post has a definite San Francisco vibe.  Hamilton KD0FNR appeared on the SolderSmoke blog way back...
4 comments:
Tuesday, March 26, 2024

How to Feel Bad about Carrier Suppression (and How to Get Over It)

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Version 2 of the 15-10 rig continues to give me trouble.  But I guess it is "good trouble" because I am learning from it.  You see...
14 comments:
Monday, March 25, 2024

CBLA: A CALL TO ARMS!

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Dave AA7EE alerted us to this attack.  Please follow-up by posting reception reports (and triangulations!) in the comments below.  Dave writ...
7 comments:
Friday, March 22, 2024

W1QG's Cave Dust Twins (and other Homebrew Rigs -- SDR and HDR)

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I kind of arrived at Dick Benson's QRZ.com page by accident, but what a happy accident it was.  There is a lot of homebrew goodness on D...
Monday, March 18, 2024

Listen to me talking to Jean Shepherd in 1976. I was 18 years-old.

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Wow, here is a blast from the past.  I recently read a good article about Shepherd by A. David Wunsch in the Spring 2022 issue of the AWA Jo...
3 comments:
Friday, March 15, 2024

Finishing up (?) Version 2 of my 15-10 Transceiver (Video) -- An Annoying Residual Carrier Problem

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Front panel is on. RF PA is installed. Balanced Modulator problem fixed (?) Rig is on the air with about 3 watts, working lots of DX. But t...
2 comments:
Thursday, March 14, 2024

"The New Essential Guide to Electronics in Shenzhen" A Book Review by Jenny List (with a video from Shenzhen)

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This new book looks really good.  Great electronics info, with lots of cultural and linguistic wisdom.  https://hackaday.com/2024/03/13/revi...
Wednesday, March 13, 2024

Using the RF Power Amplifier of the BITX40 Module

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  PA shematic from the BITX 40 Module Click on the diagram for a better view C.F. Rockey W9SCH (who alerted us in SPRAT 22 to the chicken sa...
5 comments:
Tuesday, March 12, 2024

Justin's Receiver -- A 40 meter Superhet from AC8LV

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  FB Justin!  I really like the board that you are using as a base for the project.  And you have some great mentors in Nick and Loren.   It...
Monday, March 11, 2024

Radio Items Picked-up at VWS Winterfest 2024 Hamfest

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As always, click on image for a better view Above you can see what I picked up at the Vienna Wireless Society's 2024 Winterfest Hamfest....
4 comments:
Thursday, March 7, 2024

The Wizard of Schenectady -- Charles Proteus Steinmetz

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Such a beautiful article.   Ramakrishnan VU2JXN sent it to me.  It reminded me of how puzzeled we were when we found "Schenectady"...
10 comments: