John, Thanks for pointing me to the Cossor manuel. Isearched the net and found the manual so you don't need to send me a copy. Thanks again, Ralph In sorted out some of my testgear, I have found the
Hi John, I would like it. Ralph [email protected] In sorted out some of my testgear, I have found the above document. Would anyone like it? The equipment itself is is long gone. 73 John F5VLF/G3P
Andy, I would like a copy of your presentation. I am most impressed with the ongoing activities of the VLF group. Most amatuer oprators are just that..operators! You guys are pushing the envelope in
Mike, I must have missed something, who is Bill and where do I find info about Ashlock loops? Ralph What is special about an Ashlock loop you ask; the tuning components. Nothing new and exotic just e
Sorry about that. Here is the test of my message: Ralph "Ground Conductivity Test" is from the ARRL Antenna Handbook... The book I have is from 1994....and it is on page 27-35 that's chapter 27 page
Here is the method used to measure ground conductivity as suggested by ARRL. In our case, use RF rather than 60 hz. Ralph -- Original Message -- From: [email protected] Dick Rollema To: rsgb_lf_
Dick, conventional wisdom says that the soil resistance becomes lower as the soil becomes wetter. However your measurements indicate the antenna ground loss becomes greater with increased wetness. Pe
Jim, sounds like interesting designs. I would like a copy. Thanks, Ralph Dear LF Group, With the recent chatter about LF loops, I finally got round to writing up 3 of my receiving loop designs, which
I would like a copy of your low freq tuning meter. Thanks, Ralph -- Original Message -- From: "James Moritz" <[email protected]> To: <[email protected]> Sent: Tuesday, April 29, 2003
Could you describe your loop? Diameter? What winding technique did you use to reduce or avoid internal capacity? Thanks, Ralph -- Original Message -- From: [email protected] OZ7QC To: rsgb_lf_group@bla
