Showing posts with label SSB. Show all posts
Showing posts with label SSB. Show all posts
Tuesday, October 20, 2026

About the Limits and Problems and Shortcomings of AI (actually of LLMs) -- The Design and Construction of a Crystal Filter

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Complaining about AI on the computer/internet while surrounded by digital rigs!   A couple of days ago, I described in this blog how AI (spe...
20 comments:
Thursday, September 24, 2026

What Does It Mean when Someone Says "You Are 30 Hz Off Frequency"? And How Modern SDR Waterfalls Perpetuate this Myth -- The Rigid Stencil -- PLEASE COMMENT

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Dean and Pete and I have been talking about this for some time.  We are really trying to understand where this is coming from.  After all, y...
15 comments:
Saturday, May 30, 2026

A Very Basic (and Cool) SSB Transmitter from Australia and New Zealand

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  https://www.siliconchip.com.au/Issue/SC/2026/June Our good friend Peter Marks VK3TPM sent this to me, after QRP Guru Peter Parker VK3YE al...
Saturday, May 2, 2026

The TW-100 "Fly Away Transceiver" --- A CW-SSB Rig I Never Heard of Until Today

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I was listening to the Old Military Radio Net this morning.  Rhett KB4HG checked in on Upper Sideband.  He was using a loaner TransWorld TW-...
Saturday, March 21, 2026

The ARRL's "Clean Signal Initiative" -- Does the ARRL Now ASSUME all Transmitters are Manufactured?

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  Will, KI4POV alerted us to this -- we've been reading about it for some time.  I have always found it worrisome.   Here is why:   ARR...
16 comments:
Wednesday, November 19, 2025

How VU2RM Got Into the Satellites

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  Readers will remember last week's post about the homebrew rivalry between VU2RM and VU2NR. (Note the bio about VU2RM below).  This mor...
3 comments:
Friday, November 14, 2025

Early SSB in India: Espionage, Stolen Secrets, and Kleptomania

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  Earlier this month I had stumbled across a 1964 QST article entitled "A Sideband Transceiver, VU2 Style."  I forwarded the link ...
5 comments:
Tuesday, October 21, 2025

"Rig Here is Homebrew" -- The Joys and Sorrows of Building your own Rigs

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This is kind of a re-run.  I came across it today on YouTube and thought it was pretty good.  So here it is again.    ------------------- De...
2 comments:
Monday, June 30, 2025

Will Everett N5OLA -- the Heathkit Guru from South Texas

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Will N5OLA Will's innovative approach to old, dirty Heathkit transceivers caught my eye:  he gives them a bath.  Like with soap and wate...
3 comments:
Saturday, May 31, 2025

Not a Toy! K1OA Making Contacts with the SolderSmoke Direct Conversion Receiver and a KA4KXX Transmitter

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T his goes to prove what we have been saying all along:  this receiver is not a toy!  It is capable of operating as part of a real 2-way ham...
2 comments:
Friday, May 23, 2025

G0UPL at Dayton: SSB for the QMX, and Thoughts on Homebrewing

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  Click on the diagram for a better view. Listen to the interview here:  http://soldersmoke.com/G0UPL at Dayton 2025.mp3 I think this is wha...
4 comments:
Saturday, February 1, 2025

USAF Video: Why SSB is Superior to Ordinary AM

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OK, the title of this blog post has an element of click bait in it.  Just this morning I was listening to the Old Military Radio Net on 3885...
6 comments:
Saturday, December 7, 2024

My Receiver Doesn't Work Right! What Should I Do?

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An early version of our DC receiver.  Note the tuning guide under the grey tuning knob.  We prepared this for use by the high school student...
2 comments:
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, November 25, 2024

Pete N6QW Has Hybrid Rig On-The-Air

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  A thing of beauty on a wooden board.  Pete's post:   https://n6qw.blogspot.com/2024/11/11252024-1st-dx-with-40m-hybrid-rig.html "...
3 comments:
Wednesday, October 30, 2024

Bill N2CQR Builds Yet Another Mythbuster Transceiver

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  This one is for 20 meters (no need for 75) and will go to the Dominican Republic. 6 crystal filter at 5.2 MHz. VFO from old Yaesu FT-101 ...
7 comments: