On 13 May 2011, at 22:04CEST, Roger Lapthorn wrote: I've just finished reading "The Railway Man" by Eric Lomax, a must-read book about his imprisonment and torture by the Japanese in WW2 and his late
Friends, I have been offered a new RX as an early birthday present. My thoughts are along these lines: Covers LF to 30 MHz with a good communications spec, Portable and can readily be run from the ca
All sorts of things happen at lower frequencies, and some of them are not easily explained. A few years ago, one of the caving journals reported that a group of cavers, who were several hundred metre
I am experimenting with various forms of matching network to go between my 136kHz antenna and the transmitter. It would be very handy if I had a fairly simple circuit analysis program with which to d
I have committed the cardinal sin of journalism: I have inserted a not when I should not have. "Derbyshire CRO do not seem to not require it" should of course read "Derbyshire CRO do not seem to requ
Stanford Battle Area. I remember it well (emercom exercises in snow in February). John F5VLF On 15 Aug 2011, at 13:35CEST, Andy Talbot wrote: -- Forwarded Message -- From: Updates <[email protected].
On 28 Aug 2011, at 10:21CEST, mal hamilton wrote: LF Last nite I observed DK7FC es G3XDV on 136.172 Khz. Using my 80 m vert loop, end fire E/W DK7FC was Audible es Visible but G3XDV was barely visibl
LF, About 6 years ago, just before I moved to France, a former professional diver lent me a McMurdo DUCset (Divers Underwater Communications set) which seems to be very similar to the Talking Rope sy
Hi Stephan, I am at JN17vg (near Cervon, in the department of the Nievre). The antenna is an 8 turn loop, 2 x 2 metres, series resonant and connected to a Lowe HF250 RX via a coax cable with ferrite
