Topband: Welcome back IV3PRK

2020-04-07 Thread pa5mw--- via Topband
Just noticed IV3PRK a couple of times in the night report of my 160m skimmer Welcome back Luis ! Hope you and family are doing well. 73 Mark, PA5MW _ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector

Re: Topband: Feedline Grounding and Feedline Chokes

2020-03-26 Thread pa5mw--- via Topband
About a simple Bulkhead-Entry-Point. A success at lowering man-made local noise for me. This is a simple solution I use successfully at home: https://www.flickr.com/photos/pa5mw/28796976750/in/album-72157667970861390/ 73 Mark PA5MW -Original Message- From: Topband On Behalf Of Bob

Re: Topband: DXCC Committe

2020-03-23 Thread pa5mw--- via Topband
Hi Mike Please forgive my blunt words, but It's about your tone what is bothering me. I see that all too often happening on this list. You are the first one responding here on his message. Surely one could ask OK1RD some questions, pass some information/experience on topic? OK1RD in the end,

Re: Topband: DXCC Committe

2020-03-23 Thread pa5mw--- via Topband
OK, so let me get this straight: You sent the DXCC desk a Doctored card ==> *check* (that was clearly explained up front) got busted ==> negative contribution (that is the 'fact' needing to be peer-reviewed) then claimed you didn't send it ==> your interpretation (you just wanted them

Re: Topband: CQ...CQ...CQ

2020-03-18 Thread pa5mw--- via Topband
Correct on the CQ CQ ! As of last weekend I am running a 160m CW skimmer feed to the RBN and notice: - ratio between correct heard callsigns vs those sent to the RBN server is roughly 5 :1 (excluding calls from a pile-up) - only those callsigns with CQ CQ in their message are forwarded to RBN

Re: Topband: Inverted L with elevated radials for topband

2020-03-05 Thread pa5mw--- via Topband
Hi Gabriel, There is too many variables in your antenna setup to determine the expected impedance. I have built and measured several inverted L's with/without elevated radials and/or sloping top wires. So I will refrain from putting out estimations, other than guesses from what I learned

Re: Topband: K9ay loop not performing

2019-12-08 Thread pa5mw--- via Topband
Hi Pete, Over some 20 years have setup some at least 15 K9AY's at about 10 different locations. On some locations it worked better than others. There is always 15 dB F/B at minimum. Top height, length of the loops, optimal balanced corner positions; never noticed anything critical. This thing

Re: Topband: Ground under a K9AY Loop

2019-10-24 Thread pa5mw--- via Topband
Hi Pete, Maybe... I have 3pcs 8ft GND rods under my K9AY which I install each winter in my (puny) 23x28ft backyard. Going from one to three rods, water them regularly etc. showed me a constant F/B on AM BC stations between 25 and 42dB ( no S-meter; but s/n differences on an SDR Perseus)