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Hi friends, Happy new year to all. Here a short article on how I reprogrammed the ATTiny13 micro-controler inside Hans and Steve MEPT kit. Nothing revolutionary but could be of some interest for a

QRPLabs Group, I have written a short article and published it on my website: www.kd5ssj.com also this from the ARRL Rocky Mountain Division newsletter published today: It’s a new year, we’d

Hi QRPlabs, I put my station on the air today as part of the New Years blitz planned by Dave Hassall WA5DJJ. We have 15 participants in the Las Cruces, New Mexico group. We have an active builders

Hi, Does anyone know what the crystal specification ( and manufacturer) is for the higher frequency crystals. (such as 14 and 28 MHz) I am interested in the info for research purposes

Thanks guys! That answers my question. I should have figured that out on my own. I ordered new NP0 capacitors from Digi-Key and when they arrive I'll be able to finish up. In the meantime I'll be

If you listen long enough Richard, (I haven't timed it) your call will be sent at 12 wpm again. The sequence repeats every 10 minutes or so. I've tested two with the same results. W4GFA and mine,

Richard, This is completely normal behavour. First power up sends your callsign at 12 wpm...after that at QRSS speeds. The slow tones are morse, 3 second dots or longer. 73s Steve G0XAR - the guy

After a year and a half I am finally starting construction of my 30 meter QRSS beacon. Right away I came up with a question. I installed the Atmel microcontroller and C12, attached a set of

Hi, Some of you may have noticed I placed a file in the files section about the ceramic capacitors used in the Hans Summers Tx. Note that NP0/ C0G capacitors may also have a black top as their

god day to all free download the radio amateur handbook by F6BCU 580 MO 2100 pages 225 articles schématic, QRP, antenna, color photo 10GHz to

Hi all In this argo-wide you see in the upper right border "your call here". If you have a hex-editor you can look for the hex equivalent of these words and place your call and locator there NB the

Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the QRPLabs group. File : /Original Argo/argopak1_134.exe.zip Uploaded by

Hi All, In my rush uploading the "wide argo" version I forgot to put a Read-me in the archive. You need the *original* Argo installed for its DLL files. I have now updated the zip file which

Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the QRPLabs group. File : /wide_argo/argo1.zip Uploaded by : g6avk

Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the QRPLabs group. File : /wide_argo/argo1.zip Uploaded by : g6avk

Hi George, http://www.weaksignals.com/ 73 Aldo

I am unable to download the argo program from sdrham.com. Get a 404 message when I connect. Does anyone know of an alternative? Thanks Geo, W4GFA

Hi Philip If you send me a direct mail, I will send you a copy '73 Johan- PA0TAB http://pa0tab.nl/grabber.html ----- Oorspronkelijk bericht ----- Van: Philip Aan: QRPLabs@...

Morning folks Decided to get my head around setting up a grabber on 30M Early days but getting there. Homebrew simple DC receiver into an 80 meter dipole converted to a doublet tuned to 30 by a

Stephen, Have you ever used "mini ringcore calculator" from DL5SWB? Works fine '73 Johan- PA0TAB http://pa0tab.nl/grabber.html ----- Oorspronkelijk bericht ----- Aan: