Showing posts with label 75 meters. Show all posts
Showing posts with label 75 meters. Show all posts
Monday, February 14, 2022

6EA8s in the Mate for the Mighty Midget, and WA9WFA Re-Builds a Heath HW-12

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I reported to Scott and Grayson that I had finally gotten around to changing the three aging 6U8 tubes in my Mate for the Mighty Midget rece...
Saturday, August 7, 2021

Mythbuster Video #13 -- RF Power Amplifier, and Relay Switching Plan

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In this episode we enter into the most fraught part of the construction project: the production of RF power. This is where amplifiers stub...
2 comments:
Thursday, July 15, 2021

Mythbuster Video #5 -- More Listening on 75

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7 comments:
Thursday, June 17, 2021

The Stubborn Myth about USB and LSB

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It  has been repeated so often and for so long that many of us have come to believe it.  I myself believed it for a while.   Like many myths...
7 comments:
Tuesday, July 28, 2020

A 75 Meter AM Quarantine Converter for the Q-31 Receiver (video)

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A while back Fred KC5RT sent me a nice collection of parts, including some 6 MHz crystals.  I had been thinking of making a converter to p...
Friday, May 15, 2020

Nick M0NTV's Quarantine Rig: The Bread Bin 80

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Hi Bill, Hope you are keeping well and staying safe. Just thought I’d let you know about a homebrew project I’ve just completed. ...
Monday, July 29, 2019

Walter KA4KXX Operates his FB Al-Fresco HB Scratch-Built BITX 75 (Video)

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Dear Bill N2CQR: For your amusement, the attached video (from 2:20 - 3:40) shows me operating portable at a tailgate event using my s...
1 comment:
Thursday, August 23, 2018

W2NBC's AM Boatanchor Video

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W2NBC was booming in on 3885 kHz AM this evening.  I took a look at his QRZ.com page and found this video.  Very nice.   I've been o...
1 comment:
Saturday, May 12, 2018

NN2K's Beautiful Pine-Board Al-Fresco Thermatron AM Transmitter

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On Saturday mornings (around dawn) I often listen to the Old Military Radio Net on 3885 kHz.  I find it inspirational.  This morning th...
2 comments:
Sunday, May 27, 2012

Homebrew QRP Fun on 75 Phone

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OK, I take back all of the bad things I said about the 75 meter phone band. I recently finished work on my Kick Panel 75 meter DSB rig.  L...
4 comments: