Hello, Just (21:04z) worked my first SM, SM4DHN, Lars, with 439/439, normal CW, distance approx. 675km. My country No.11. Good signal from Sweden but heavy local QRM from neighborhood and some lightn
Greetings to Windsor, The RSGB HF convention commenced today ( Friday) at Windsor apx 20 miles west of London. [...] After erecting a 100 metre wire antenna, operators of the LF demonstration station
Hello, I will send out some test transmissions in RTTY at 137.5 kHz (mark) next days. Mode: +100 Hz shift, 45 baud (according to RC Handbook approx. 61.3 wpm), ITU2. To minimize QRM at reduced output
Dear Colleagues, Without any operating guidelines, 136 kHz would soon become a very chaotic and frustrating band to operate. There's nothing what a "bandplan" could do against this. I do not fear cha
Hello, thank you very much for the suggestions. I will try to play around with the 125 MHz clock of the AD9850, so let's see what I come up with. I'm switching my 4MHz LXO by a very small fast 10V re
Hello Richard, I have build an loop antenna (project of DF3LP). I find that the sensitivity of the loop with preamp is very low. DFC39 is normaly 50-60dB over S9 on my LW antenna, but with loop anten
It is great to live north of Watford where we have freedom of speech and expression and plenty of real estate for real LF antenna experimentation and an abundance of MERCEDES BENZ to drive on roads
