Showing posts with label UHF. Show all posts
Showing posts with label UHF. Show all posts
Tuesday, October 3, 2023

Another Evaluation of the TinySA Ultra (with Teardown) (Video)

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More info on using the TinySA Ultra.  -- Makes me wonder if it makes sense for me NOT to enable Ultra mode now.  I am not going into the UHF...
Friday, June 23, 2023

Part III: Curious Marc Repairs an All-Discrete Freq Counter: DO NOT ATTEMPT REPAIR OF CAVITY RESONATOR

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I love all the "DO NOT ATTEMPT" warnings.  Wow, even HP got so skittish about this stuff.  Marc has a great sense of humor and not...
Friday, December 31, 2021

Troubleshooting Apollo: 23 MHz Crystals in a NASA Ground Receiver

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More amazing Apollo stuff from CuriousMarc.  Here we see them struggling to find the proper frequency for one of the oscillators in a dual c...
Sunday, November 7, 2021

JPL, Mars Helicopter, Cube Sats, Ham Radio and more: N5BF talks to Eric Guth 4Z1UG

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This morning Eric Guth has a really interesting interview on his QSO Today podcast.   Courtney Duncan N5BF had a full career at JPL and is t...
Monday, September 20, 2021

Opening up an Apollo Command Module Microwave Radio System

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So much radio goodness in this video.  The enthusiasm of the narrator is unmistakable, and entirely justified.  A number of things struck me...
1 comment:
Friday, January 22, 2021

Jenny List's Favo(u)rite Things

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Over on Hack-A-Day Jenny List (G7CKF)  has a really nice article about ham radio and homebrewing.  She truly has The Knack:  She got her sta...
3 comments:
Wednesday, October 21, 2020

Listening in on the Deep Space Network

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  Not long ago we took the DISH satellite antenna off our roof.   For a while I resisted pleas to put the big thing on the curb for pickup. ...
Tuesday, June 9, 2020

NanoVNA, Millen Dip Meter, Kilo-Megacycles, and Measuring the Speed of Light (Video)

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Yesterday my NanoVNA arrived.  This morning I was looking for info on how to use it and I found this really wonderful video from Joe Smith...
4 comments:
Monday, February 19, 2018

A Wonderful Troubleshooting Story -- Thailand, Mixers, a Simpson 260, Microwaves, and some Black Tape

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My old friend was really fortunate to have had such a good Staff Sergeant instructor at Signal School, someone for whom the mixer trig ...
Friday, January 12, 2018

Towers and Antennas in Church Steeples and on Mt. Washington (VIDEO)

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1 comment:
Thursday, November 30, 2017

VK3YE QRP by the Bay Goes VHF/UHF

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Peter Parker again hosted the VK3 radio amateurs.  This time the event fell on VHF/UHF Field Day weekend.   So Peter and his friends went ...
Monday, September 25, 2017

More on GM3OXX

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Sunset at Luce Bay Scotland, 3cm GM3DXJ, GM3OXX and GM8HEY dishes being set up. Photo GM8HEY (GM4JJJ). 322 km QSO to Wales. 10mW GUNNS WB...
Sunday, September 24, 2017

GM3OXX SK

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Bill, I expect you will have heard via the grapevine, George Burt GM3OXX is silent key. Bad news travels faster than light. I kne...
4 comments:
Saturday, July 29, 2017

SolderSmoke Podcast #198 - D-104, HW-8, Juliello, DIFX, Dishal, Baofeng, MAILBAG

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Bill Breshears WC3K (SK) SolderSmoke Podcast #198 is available.  http://soldersmoke.com/soldersmoke198.mp3 29 July 2017 Sig...
Friday, July 14, 2017

And Now For Something Completely Different: 70cm FM

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So there I was, talking to KE5FV on my scratch-built 17 meter BITX, when in walks my son Billy with this walkie talkie.  "Hey Dad, I&...
13 comments: