Showing posts with label GQRP. Show all posts
Showing posts with label GQRP. Show all posts
Sunday, October 12, 2025

Understanding Mixers -- A Free Book Excerpt -- Enlightenment from SPRAT

›
https://soldersmoke.com/book.htm      We've recently been talking about mixers, and it has become apparent to me that there is a big gap...
6 comments:
Thursday, September 25, 2025

GQRP Convention 2025 -- SolderSmoke Direct Conversion Receiver Presentation

›
We were really pleased to have been invited to speak to the GQRP club's 2025 convention.  We talked about the SolderSmoke Direct Convers...
4 comments:
Friday, June 6, 2025

A Tale of "Ten Minute Transmitters" and "Tuna Tin Twos": N2CQR Goes Back to CW QRP!

›
I nspired by K1OA and KA4KXX , I put the SolderSmoke DC receiver to work on the CW portion of 40 meters. At first I used a very (perhaps ov...
5 comments:
Friday, April 25, 2025

Adrian M7EFO's FB SolderSmoke Direct Conversion Receiver

›
Adrian has completed a very FB direct conversion receiver.  Really nice work. It is especially pleasing to see that Adrian is a member of GQ...
1 comment:
Tuesday, January 7, 2025

Steve G0FUW talks Homebrew and Kits with Charlie NJ7V

›
Our homebrew direct-conversion receiver challenge (see below) has led to a discussion of the differences between homebrew and kits.  Our int...
Wednesday, April 3, 2024

Ian Keyser G3ROO and Spy Radios

›
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, April 26, 2023

Retro QRP Rigs of the 1960's, 70's, and 80's -- Video by Mike WU2D

›
It is time to put aside (again!) all of the heated ideological arguments about the power level that defines "low power."  Just sit...
3 comments:
Tuesday, September 13, 2022

Great Technical Info and Tribal Knowledge from GQRP

›
Thanks to Tony Fishpool G4WIF for sending us this link.   https://www.gqrp.com/tech.htm There is a lot of great tech info and Tribal Knowled...
Friday, August 5, 2022

SolderSmoke Podcast #239: Hex DX, VFO Temp Comp, DC RX, Polyakov!, DX-100, Wireless Set, Farhan's "Daylight Again" HDR rig, MAILBAG

›
N2CQR Hex Beam Aimed at Europe SolderSmoke #239 is available for download:  http://soldersmoke.com/soldersmoke239.mp3 TRAVELOGUE :   James...
1 comment: