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Hi Sandy, I’m in the same boat. I’ve got dozens of earbuds, IEMs, phone buds, space buds you name it. Sony, Etymotic, CCrane, Panasonic, JBL, Radio Shack, Apple (with the 3.5mm plug), Bose, and I

Do you have a licence to operate this equipment ?

Hans, you are the very definition of innovator.? Well deserved! -- Cheers, Chuck

I'm sorry if this comes off sounding bad, but all of the issues you've brought forward are your personal issues and not QRP-Labs' - The printing and wifi issues, the small components, your patience.

I haven't seen much posted about this subject so I thought I might save someone some time and money. After trying many varieties of ear bud headphones these have worked the best for me for use in the

Hi Chris, Sorry if this was obvious but you need to connect a good load to the antenna socket to run the diagnostics. It looks like your running with nothing connnected? else you have a problem with

Hi Wolfgang, Thanks for the reply. I left it set to 3:1 which I thought was reasonable, I think your last comment is the most pertinent. I've noticed that the SWR bridge seems a little unstable at low

Hi Chris We need more info High SWR into a dummy load or into an antenna What bands What type antenna Do you use an antenna tuner 72 73 John N3AAZ

Hi all, It seems Hans cannot win. He produces the most comprehensive and impressive assembly instructions that I have ever seen in my 50+ years of radio construction and then gets comments about the

If I remember correctly, using normal cell phone earbuds was a design goal of the QSX. I am surprised it did not make it into the QMX. -- Karl Heinz - K5KHK

Hi Paul, did you set the SWR protection / threshold to the correct level? I use only a homemade loop antenna (on the garret) and have best resoults. careful tuning is essential! Wolfgang OE3WFA

Ian and Hans, Forget the word “Impossible”……. That thought kills many ideas before they ever become reality. “Impossible” just takes a little longer. I think I remember Hans saying that

Ernst, This is off topic but interesting. When I was doing my internship at a small town hospital I was living with a retired minister. We were discussing women (girls back then) and since I was

In the past at the university a printer was a social place, as a result I met my wife while we were debating about the performance of one of the first office laser printers, we got married 33 years

Somehow I just got blown back 30 years to my first job, at a small software consultancy that had sub-contracted me to a bank in the City of London. There I was writing C code on this gigantic ancient

Thanks!

We live in a world where patent is not enough. You need a lawyers team and big $$$ to make it work. Hans is not yet in Motorola size to keep that. On the other side Coca-Cola recipe is not patented.

Hello John, " Have I wasted my money? No, absolutely not! " It probably won't work as it seems to be too complicated and so 'sticking pasters' are extensivey used.?" Follow the construction

I'm guessing its got 0.1" radial leads, and a ceramic N0P 100v 5% cap is sufficient If so, try: C315C300J1G5TA ( https://www.digikey.com/en/products/detail/kemet/C315C300J1G5TA/6562369 ) or

Hi Radio Friends. Unfortunately, I have a QMX+ with high SWR and I don't quite have the electronics knowledge to diagnose much deeper without a little help. This isnt quite my day job, but trying to