10 November 2015 I need to work on my RX, my station seems deaf in comparison to many other UK ones, so I am going to investigate what I can do to improve things, but for what it's worth these are my
Hello LF'ers, Wednesday, November 11, 2015 This is what OPERA saw yesterday and last night, and thanks for the mail formatting tips. I don't read or write the group from the web site, I use e-mail, a
Hello Mike, Wednesday, November 11, 2015 I used to use the TS-590 for RX, but then a friend bought me a gift over, a kit from here: http://icas.to/lineup/idc-136ii-kit-eng.htm I used this new kit wit
Hello Jim, Wednesday, November 11, 2015 I'll cal the HDSDR S meter with my sig gen, and get some meaningful figures, but it may be over the weekend, got a busy week on here, thanks Jim. -- Best regar
Hello Mike, Wednesday, November 11, 2015 I just took a screen shot of HDSDR as of about 4.00PM with averaging set to 16. http://www.chriswilson.tv/band.jpg This is with the active antenna and the lit
14 November 2015 On some photos of the historic Grimeton facility one can see a cubical quad HF aerial up on a small mast. Is there amateur HF activity at the site? Just curious.... :) Thanks. -- Bes
Hello Mike, Wednesday, November 11, 2015 Thanks for the detailed replies everyone, I just grabbed a screen shot of HDSDR showing it in use with my little Japanese receiver and my active whip clone an
Hello Paul-Henrik, Saturday, November 14, 2015 I'll have a read of that link later this evening, thanks for posting it. Fancy the family not wanting to spend hours there, surely your wife would find
14 November 2015 If you built a decent power valve LF amp what is the realistic voltage limit to ferrite cored tank circuits? In other words, what plate voltage / current is the limit for say a ferri
Hello Andy, Saturday, November 14, 2015 OK, but what about wire breakdown voltages? In all the big air cored LF tanks I have seen the windings are well spaced on ceramic, or Paxolin type grooved form
Hello Mal, Saturday, November 14, 2015 Well, I was warned that I was being a cheapskate making the rectifier board out of Tufnol, but did I listen? 5kV and Tufnol and a months operation = *big* bang
Hello Szigy, Saturday, November 14, 2015 OK, will look this out, thanks for the info Szigy, have you any info on your own amp on the internet, would love to see it! All the best and thanks again. --
Hello eberhardvwedelstaedt, Monday, November 16, 2015 Downloaded, installed and running fine under Win 7 64 bit, thanks Eberhard, it's a nice tool, all the best! -- Best regards, Chris 2E0ILY mailto:
Hello Dimitrios, Sunday, November 15, 2015 Thanks Dimitrios, bookmarked, another very useful tool. -- Best regards, Chris 2E0ILY mailto:[email protected]
Hello DK1IS, Sunday, November 15, 2015 Awesome reply Tom, some great information for me to dwell on there. Insulation breakdown is indeed a worry I have. A GS35B needs 3kV on the plate to really get
Hello Mike, Tuesday, November 17, 2015 Yes, EbNaut for Dummies needed here too! :) Looks fascinating, but also looks complicated! In an ideal world I would like someone to post set up files for SpecL
Hello Mike, Wednesday, November 18, 2015 Being both too new to the hobby, and more specifically to LF to know this gentleman either personally or through on air contacts I have read some of his works
19 November 2015 I am currently running a bottom strapped windowed ladder line feeder to my horizontal quad loop as the vertical for LF, the loop as the capacitive top hat. It means I am unable to us
19 November 2015 I am adding remote variometer control to my 136kHz loading coil. I would like to know what impact the placement of the variometer has. For example, I could add it before the bottom w
Hello Andy, Thursday, November 19, 2015 I have 2 Russian vac relays, but only rated to 3kV, plus, my doodlings show I would need multiple relays, as most vac ones only have a single pair of contacts.
