Hi all There were 320 available kits yesterday at 0900Z and a little over a day later, all are sold out! (320 was the remainder of the 500 first batch, after 90 used by the YOTA 2017 buildathon, and t

Hello all, The new QRP Labs kit "QCX" is now available, a single-band 5W transceiver with high performance and packed with features, including a WSPR beacon, built-in test equipment, CW decoder, sythe

The stock assembled unit had been flawless. Now when I try to operate sequencing 2 bands, the controller resets each time it finishes the first band - yes I see the sign-on message flash on the LCD.

Hi all The final assembly/operation document is now published on http://qrp-labs.com/qcx The kit will be launched and available in the shop, tomorrow morning Monday 21-Aug-2017 at 0900Z. 73 Hans G0UPL

I don't know about you guys but I can't seem to keep count of the number of turns I put on a toroid with any consistency, and I find myself re-checking over and over again. Plus my eyes aren't as good

Greetings All ..................... from John, VK6JY I went looking specifically for precision / resolution for small QRP L and C Please search ebay for "High precision L/C meter

Hello... I am testing PA kits+RC1 key shape with U3S v3.12 and I have some questions. 1.How can I see and measure raised cosine shaping function in oscilloscope, I try with DS1

Hello to all. What is the peak voltage that i should be seeing on my scope from the output of the 5W power amp.? Assuming it's into the perfect 50 ohm load that is. Kind regards, James.

I haven't wasted a bunch of money on anything for a while, so I was considering finally getting (and perhaps even using) an oscilloscope for radio and general work. Anybody with a lot of diverse exper

I've just finished building one of the YOTA 17m cw kits, but it seems to think it is on 80m and there doesn't seem to be a way to change the band. What should I do ? PeterO G0DZB

Whilst it seems most users of Hans's little rigs only use them for WSPR, there is still a group of us that are hardcore QRSS users of them. Some of us based in the south east of England (transmitting)

A new chat has been created: I have built the kit with a GPS. The first time I started it I got the "Diagnostic Mode" in the LCD screen. I then configured it to see the GPS and display the GPS info

There are many variations of these devices available from many different sellers on eBay. Some very inexpensive < $30, many mid range < $100, and some lab grade and very expensive. One way to m

Michael and all, There is much pleasure and satisfaction in rebuilding and restoring old radio's and test gear but that is a pursuit unto it's own. When you have a need there is no

Bob V, An excellent idea if you have 3-D vision, but if you have a marked Strabismus with severe astigmatism (like me) you may not get the full benefit. See if you can borrow one bef

It was risky,but launch before sunrise this morning while trying to beat heavy clouds before they arrived.Made it just in time with hopes it would stay ahead. Moisture built up on the balloons at laun

Dear all, the manual for the relay kit (Rev. 5) states ("Important note", Chapter 1) that "other options" for using the kit will be covered in seperate documents. I intend to use the kit with BPFs in

Hi all, I released a ballooon Sunday evening, its currently over Barents sea heading north. Its initial altitude was around 10440m, it have droped to about 10200m it tx wspr and jt9 on 20m, both mod

I did build the Ultimate 3s as a one band version (latest Type, bought in FN) with additional QLG1 GPS receiver. The Kit is working fine, I can decode may signal from one side of the desk to the ot

I was reading about people having trouble keeping track of the number of turns when winding torrid coils, several years our club got involved in building the SDR, in looking back it was a bit more tha