In a message dated 23/06/2006 17:22:09 GMT Standard Time, [email protected] writes: Dear Peter, LF Group, As I recall, G0MRF's first trans-atlantic transmission was done from the top of a tower
In a message dated 09/06/2006 13:46:01 GMT Standard Time, [email protected] writes: Andy, Since this can be of use to radio amateurs too, let me reply here: Digikey does not carry Fox, but
In a message dated 09/06/2006 12:35:12 GMT Standard Time, [email protected] writes: Thanks for that. It certainly helps _me_. I have a 706/2/g but no 850. The front end of my 706 is so wide it
In a message dated 02/08/2006 20:46:55 GMT Standard Time, [email protected] writes: Hi All, Sorry for the "off topic" subject. Just curious at the moment if anyone knows if there is any HF/VHF/UHF
Hello Dick. If it's simplicity: performance, then it's hard to beat Johan's DDS using the AD9832. I once did a PCB for that which included all sorts of filtering and PSK modulation. But if you leave
In a message dated 16/08/2006 06:21:27 GMT Standard Time, [email protected] writes: I thouht to have seen a PLL design by IK2PII or an other I-station for 136kHz which uses rather simple components.
In a message dated 14/09/2006 08:10:00 GMT Standard Time, [email protected] writes: The PA uses an MRF 141G Mosfet device rated for 300 Watts out with 14dB gain. The circuit itself is quite s
In a message dated 05/09/2006 16:27:50 GMT Standard Time, [email protected] writes: As a separate issue it has also suddenly ceased working in CW mode. No side-tone ; no power ; just dumb inso
In a message dated 02/09/2006 13:09:20 GMT Standard Time, [email protected] writes: Mike & LF, If that was you at about 137.700 with a 1.5 min carrier at about 1258z then I have images at about plu
Congratulations Steve and Jay. That's encouraging for everyone - and in CW too. Regards David G0MRF In a message dated 09/09/2006 07:22:33 GMT Standard Time, [email protected] writes: I'm pleased t
Hi. There are some entries confirming QSO for 30/9/2006 on the 136k page G3XDV DK4U DK1IS DL2HRE RU6LA G3XIS F6BWO M0BMU PA3NFY.......... 73 David 30 September I made 14 QSOs with the following stati
CLEARLY THIS IS UNLICENSED AND NOT -10DBW. Perhaps we should be DF-ing this signal and not encouraging them. Thanks David G0MRF In a message dated 11/03/2007 22:14:56 GMT Standard Time, [email protected]
Hi Dave. Received V V V G3YXM in CW at 21.51 local. followed by some QRS3 quite pleased as I failed to resonate the 160m windom. So effectively just an untuned 263 ft wire with an IC746pro Looks like
Any possibility of putting a beacon on this evening (Friday) ?? I have access to the 263 foot windom. Should get you on that (IC756 front end allowing.) Well done David G0MRF In a message dated 01/03
In a message dated 03/03/2007 13:33:50 GMT Standard Time, [email protected] writes: Can anyone help with explanation of following terminology for frequency:- example 1e9 is this 1Mhz? 73
This should do the job. http://www.g0mrf.freeserve.co.uk/lpf.htm 73 David In a message dated 26/04/2007 01:34:08 GMT Standard Time, [email protected] writes: Hello all, Like my friend Dave, ZL3FJ, I
Hi all. If anyone is having sensitivity issues with their receiver, then it is possible to convert the G3YXM / G0MRF pre-amp from 136kHz to 503kHz. This is not an 'ideal' solution as the inductors us
Hi all. I've had a couple of mails asking about harmonic filters for 500kHz transmitters. I sat down today and built a 7 element Chebyshev low pass. It seems quite forgiving on components and gives -
In a message dated 14/05/2007 05:32:02 GMT Standard Time, [email protected] writes: As a point of interest, my NOV is specifically written for my home QTH. Are we allowed to operate /P under the
Hello Harmut. No not 2.5mW this evening. The beacon was down for reprogramming today and I took the opportunity to add a key input. With a friend coming over to see the 500k station I turned up the d
