Andy Talbot wrote: Hi Peter et group. Sounds an interesting antenna, but for full band Rx coverage I can't see what a folded resistively loaded dipole has to offer over the conventional short whip in
Gary - G4WGT wrote: Hi All, This may have been asked before. Will a USB to RS232 adapter work OK with a transceiver RS232 hardware interface. My PC has only 1 RS232 port & no empty PCI slots. 73, Gar
The policy with RadCom is almost the same, except we would use ohms plural. Also the units are close against the number, eg 7.5W. Abbreviations are in capitals, with no full points between, eg RMS o
I would like to know who is experimenting with transmit loops and how big they are using??? Also, how are you matching the feedline to the loop??? Many thanks, http://www.geocities.com/we0h/index.ht
Oh, yes, the highly protected commercial (ex-telecom) PSU oscillated and produced over 100V. I suppose that you could connect at the PSU output a zener diode to ground, after a fuse, to protect your
I have at last fixed the PSU problem that killed one unit of my Decca Tx units a few months ago. Hello Mike, It would be helpful if you could let us know _how_ your PSU problem destroyed that Decca
Hello LF-Friends, this time especially those from Europe, in my previous mail I gave some comments about the U.S. FCC's Notice of Proposed Rule Making (NPRM) Thanks again and 73 André N4ICK
Hello LFers, AMRAD has now posted its latest comments to the FCC re the new proposed 136 allocation. You may find these comments at http://www.amrad.org/projects/lf/NPRMComments.pdf 73 André N4ICK
DR. GREG ODILI Email: ([email protected] & [email protected]) Fax : 234-1-4401020 Lagos, Nigeria. Kindest attention , REQUEST FOR AN URGENT CONFIDENTIAL BUSINESS RELATIONSHIP I am so glad we
It seems to me your antenna proposal is a hybrid of loop and vertical, why not pacing a vertical near a loop and feeding both in parallel? At that frequency, whatever distance between the two would
Other than that, can anyone think of times when one-way communication to the list serves a useful purpose? how else would I know where to send my money to Nigeria? André N4ICK
it was fastened with a link of fairly thin wire which would take the tension normally, but break if the tree was thrashing around in a gale. a mechanical fuse! An excellent idea that I shall immedia
Hi John, Take a large rope and put it up in the tree over a limb and bring it back down to the ground level. Tie the two ends of the large rope together so you can pull the rope up with one side and
I read in November QST that the ARRL is still struggling to get approval for the 136kHz band in the USA. There are apparently big objections from Part 15 Power Line Communications systems, what is i
Gang, This computer s motherboard uses vacuum tubes for the audio section, for purists who think that vacuum tubes result in better quality audio: http://www.tomshardware.com/mainboard/02q4/021017/ha
If you can't easily identify the victim, send me a copy of the headers and I'll try to puzzle it out. 73, Stewart Hello Stewart, Attached, per your request. 73 André N4ICK ** Return-Path: <mike.denn
Micrometals, producers of the popular T-200-2 and other toroids, have introduced a new series called the 200C series. does anyone know of a table of equivalency between the Philips cores and the Micr
On arriving home at 2330, I find an "AQ" and most of a "C" on the screen. The signal looks good. No sign of anything on 72.400. I make Laurie's frequency as 72400.95 Hz. Will keep watching. John And
