Showing posts with label UK. Show all posts
Showing posts with label UK. Show all posts
Monday, October 7, 2024

Tally Ho! Leo Solders -- Aurora -- Satellites -- Meteors -- Tides -- Starlink

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I've been following this YouTube channel, probably since early in the pandemic.  It is not about radio, but in this episode we see Leo a...
2 comments:
Thursday, September 5, 2024

Who can tell us more about Lovelock's homebrew shortwave radio?

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" Three years earlier, Lovelock had listened on his homemade shortwave radio in Finchley to the 'beep, beep, beep' transmission...
Sunday, July 14, 2024

Electromagnetic Waves -- Sir Lawrence Bragg -- Royal Institution (Video)

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This is a really wonderful video.  I especially liked his presentation on the nature of the EM spectrum, and his use of the centimeter waves...
5 comments:
Wednesday, May 22, 2024

Rigs on Vertical Boards -- Then and Now

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  I saw this on Facebook today.  G1AVQ (SK) Rig The G1AVQ rig reminded me of the N3FJZ rig that I worked in 2015: https://soldersmoke.blogsp...
5 comments:
Tuesday, May 21, 2024

Laser Communication in London 2007 -- a Pointer, a VW Solar Panel, and Radio Kismet

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Hack-A-Day has an article today about using a laser for data transmission.   This reminded me of a discussion I had with Mike KL7R about sim...
Wednesday, April 3, 2024

Ian Keyser G3ROO and Spy Radios

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Above is a recent ICQ podcast interview with Ian.  Here is a slightly older interview with Ian: https://www.itv.com/news/meridian/2018-10-1...
Wednesday, November 1, 2023

Basil Mahon is an Author for Us -- He explains Faraday, Maxwell, and Heaviside

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  Armand WA1UQO has sent me two of Basil Mahon's books.  They are both really great.  He is a wonderful writer who has the rare ability ...
1 comment:
Sunday, October 15, 2023

Spy Rigs, Para Sets, Bugs, and Enigma Machines -- Dr. Tom Perera W1TP (video)

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This is a really amazing presentation by Tom Perera W1TP to the Fairlawn (NJ) Amateur Radio Club.  There is so much great info in this prese...
Saturday, August 19, 2023

Valveman -- The Story of Gerald Wells

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Don't be deterred by the annoying test patterns at the start of this video.  Just skip past them.  The rest of the video is quite good. ...
2 comments:
Tuesday, June 13, 2023

How they Make Raspberry Pi 4 Single Board Computers

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So, if the Raspberry Pi is a key part of your new "homebrew" rig, how much of the rig did YOU actually build? 
3 comments:
Friday, April 28, 2023

Who is the Man in the Portrait in Artie Moore's Shack?

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  Who is this person?   He is in a prominent position in Artie Moore's very early radio shack.  Artie was obviously big on labeling thin...
4 comments:
Monday, April 24, 2023

Tim Hunkin on Drilling Holes (Secret Life of Components Video)

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  I guess that aside from being a great video, this is something of a test of technical nerdy-ism.  If you find this hour long video really ...
4 comments:

Four Old BBC Shows on Radio: Hams, Physics, and Antique Wireless

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The first one, about ham operators in general, is pretty depressing. Then it goes downhill as they shift to those who are listening to baby ...
2 comments:
Thursday, April 20, 2023

Artie Moore and the Titanic

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I had never heard of Artie Moore, but his is a very interesting story from the earliest days of radio.   https://en.wikipedia.org/wiki/Artie...
1 comment:
Friday, April 7, 2023

More Info on the Cuban Jaguey Solid State DSB Transceiver

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ZL2BMI Transceiver Layout (not full size here!)  Continuing our search for information the Cuban "Jaguey" DSB rig, Trevor Woods po...
6 comments:

Speaker Made from Potato Chip Bag: Tim Hunkin's Solenoid and Electromagnet Video

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The potato chip ("crisp") speaker is very cool (I have it cued up here), but the rest of Tim Hunkin's video is also wonderful ...
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
Tuesday, November 15, 2022

Amazingly Cool MONTV Video on Direct Conversion Receivers with Glue Stick PTOs

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I think this is one of Nick's best videos. And he has made a lot of good ones.  https://www.youtube.com/watch?v=xl9dnajkYO0 This is a re...
Friday, October 7, 2022

How the Diode Ring Multiplies by 1 and -1 -- "The Secrets of the Diode Ring" -- Plus another Bandsweep with the DC RX

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A deeper look into how the Diode Ring detector works: "the particular go of it." Here I rely on a wonderful diagram from the RSG...
8 comments:
Tuesday, October 4, 2022

Tim Hunkin's "The Radio Set" Drawing, and The Secret Life of the Radio (Remastered)

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  Click on the image for a better view. Click here for the whole drawing:  https://www.secretlifeofmachines.com/secret_life_of_the_radio_set...
2 comments: