I've recently become interested in Digital Modes on 2 meters. (Trying to communicate with my son 8 miles away .. HF NVIS has been problematic). I tried to find some cheap SSB 2 meter rigs to test the

Just curious..... 73 de N1JWW

Off to Hamvention in a few days: Ordered one of the last available. Question: I want to build it for the 630M band. That means not installing all of the great engineering Analog RF stuff that he has p

My QDX is expected any day and I received an email from my "courrier" asking me to give them a charge card for $3.00 for a 2nd delivery (they claim they could not see my house number although it is on

Hey y'all at FDIM, have fun! Recently I reported completing a QCX+ 20, and having issues with rf feedback. I've isolated some things from each other and have experienced marked improvement! I continue

I just received shipping information that my QCX mini kit has shipped. I am expecting the kit next week sometime. I was reading the assembly manual. I can not find wire lengths for the toroids. Is the

I saw a thread a week ago or so about the gps lock on the UB4. I made a 45mm dipole with a 25mm twisted feed line and have the unit outside with a good view of the sky. I am not getting any Sat data a

Not sure what I'm doing wrong, but I'm unable to TX anything with WSPR using my new U4B. The TELE command works fine and I can confirm radiated output on a nearby KiwiSDR, but when I use WSPR I see th

I just opened my hat and cup. These are both really nice. The hat is very lightweight and will be great for summer (to protect my skull solar collector, ie: bald spot). Paid for with Mastercard points

I'm curious about the possibility of building the QDX for 40m-10m instead of 80m-20m. I nearly never use 80m for anything, but I use 10m all the time. Realistically, how difficult would that be?

I finished my QDX V3 but I seem to have two problems. It will receive and transmit on all bands, and I have made quite a few contacts on all bands, but the output on 40 meters is low compared to the o

What is the least expensive and most compact/lightest implementation of a workable QDX interface to something other than a 14" laptop ? Like a 5" LCD, Rasberry Pi, and Battery Pack ? A small notebook

Anyone accomplished this? I have RF all over in my attempts. Suggestions?

At powerup led flickers then remains constant,however the led2 on the bottom flashes in unison then goes out. Computer recognizes radio an WSJTX will decode but no waterfall, but I didn't have time to

I had a plan to use two Minis in a project, but I am now going to use a couple QCX + kits. So I now have for sale two assembled Minis: 40m QCX Mini in a case with K6JTH 3D-printed stand, assembled by

I have a couple of outstanding repair/build project for my friends here, so rather than address each one individually, and in the interests of transparency, here's a general status note: I've just ret

Any chance these would be available for purchase at Dayton this weekend? If not I’ll order online, excited to check them out. Thanx,tom

I am trying to build a Bridge Detector to monitor my home brew antenna tuner, Where can I buy 1 to 3 Watt NON-Inductive Resistors? I have tried all of the popular parts houses (Allied, Digikey, Mouser

Hi Hans, Any delivery time estimate for batch #3 delivery? I was on the over-ordering list from batch #2. Kinds regards and 73

Has anyone daisy chained two QRPGuys Digital Power/SWR w/Dummy Load. My goal is to get both the Power and SWR for my U3S at the same time with out mortgaging the house. This device can do one or the o