Showing posts with label Short Wave Listening. Show all posts
Showing posts with label Short Wave Listening. Show all posts
Sunday, August 16, 2026

Why is Lahti on the Dial of the Receiver? Where is Lahti?

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I have seen Schenectady and even Springfeld (see below!) but Lahti was new to me.  I spotted it yesterday on the dial of the receiver that t...
7 comments:
Tuesday, August 11, 2026

Chappy Happy Builds a 25 meter Direct Conversion Receiver using a PAL VFO -- And There Is Distortion of AM SW Broadcast

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First, it is a good day when I find a new Chappy Happy project on YouTube.  Thank you Chappy Happy! You make us happy!  Second, even before ...
2 comments:
Tuesday, August 4, 2026

Soft Power and Shortwave Radio -- A BBC Program on the History of Shortwave Radio

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  https://shortwavearchive.com/archive/bbc-radio-4-the-sound-of-soft-power-may-23-2026 I was reminded that SolderSmoke Mailbag might have it...
2 comments:
Saturday, June 14, 2025

Car Talk

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The video above is really a lot of fun.  We are approaching the 20th anniversary of the SolderSmoke Podcast.  Our first upload was August 21...
6 comments:
Monday, December 23, 2024

More Shortwave Listener Cards

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Around this time every year I get an envelope from the W2 QSL bureau in New Jersey.  This year, the envelope contained two QSL cards from sh...
Monday, October 14, 2024

Monitoring Maritime Radio Messages with YADD

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  Click on the image for a clearer view This is really cool and very easy.  Easy nerd thrills.   On Friday, Steve VE7SL, put up a blog post...
4 comments:
Wednesday, May 29, 2024

2014 "Off the Shelf" Regen Comes Off the Shelf (Two Videos)

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Walter KA4KXX spotted an error in the schematic of my 2014 "Off the Shelf" regen receiver: The source resistor on the MPF-102 sho...
1 comment:
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:
Saturday, November 25, 2023

Some Short-Wave Listener QSL Cards

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Click for a better view I haven't received many, but I always like QSL cards from shortwave listeners.  Someone out there is listening! ...
Wednesday, November 15, 2023

Whole Earth Catalog Part II: More on SWL (and a Hippy One-Tube Receiver)

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Click on image for a better view Lee McKusick was correct about many things, but of course we were a bit disappointed by his focus on store ...
5 comments:
Tuesday, November 14, 2023

From the Last Whole Earth Catalog (1971) -- Short Waves -- Part 1

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Click on image for a better look Having recently returned from San Francisco, it seemed somehow appropriate for me to take a look into the L...
2 comments:
Wednesday, February 1, 2023

Hammarlund HQ-100 Misidentified in 1963 FCC Film

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Oh the indignity!  It appears at 7 minutes 16 seconds in this FCC film.  It is clearly an HQ-100, but the FCC subtitles identify it at an HQ...
2 comments:
Sunday, January 8, 2023

A Really Great Podcast: 90th Birthday of the BBC

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  Listen! https://www.bbc.co.uk/sounds/play/w3ct4lzh
Sunday, November 20, 2022

Watching Shortwave Broadcast Stations on the TinySA Spectrum Analyser

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November 18, 2022 1244 UTC. I was using a TinySA spectrum analyzer to look at noise levels on the 40 meter ham radio band. I also wanted t...
3 comments:
Wednesday, November 9, 2022

Direct Conversion Receiver -- Simple 2-Diode Mixer Defeats Radio Marti, but Diode Ring is the Best

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  Here is another update on Direct Conversion receiver construction. In Northern Virginia we get very strong signals from the Radio Marti t...
1 comment:
Friday, June 17, 2022

SolderSmoke Podcast #238 -- SolderSmoke Shack South, Cycle 25, Chiquita Banana Radio, RCA, HQ-100, Mate Mighty Midget, Sony SWL RX , Mailbag

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SolderSmoke Podcast #238 is available:  http://soldersmoke.com/soldersmoke238.mp3 TRAVELOGUE:   Cathartic decluttering:  Bill preparing for ...
3 comments:
Wednesday, May 25, 2022

HF Bandsweep with the Hammarlund HQ-100 (video)

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It has been a while since we last did a bandsweep.  Too long.  Here is one using my recently fixed up Hammarlund HQ-100.  Repair details are...
Saturday, May 21, 2022

Repairing the Sony ICF SW1 Receiver -- Used for Numbers Station Reception? Why no replacement for C-625?

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Ten years ago, my friend John gave me this tiny Sony receiver.  It wasn't working.   I tried to fix it but quickly discovered that the t...
4 comments:
Thursday, April 28, 2022

Shortwave and Numbers Stations in 2022 (video)

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Thanks to Rogier PA1ZZ for sending this to me.  
Wednesday, March 30, 2022

Mike WU2D Looks at the "Dream" SW Receivers of the 1960s and 70s (Video)

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Wow, I really liked Mike's walk down memory lane. I saw several of my own dream receivers:  S-38E.  Indeed, this little monster did add ...
2 comments: