Re: Topband: 1000 feet 5/8" hardline or 600ohm True Ladder lin

2014-04-29 Thread k1fz
- Original Message - From: "Jim Brown" To: Sent: Tuesday, April 29, 2014 12:22 PM Subject: Re: Topband: 1000 feet 5/8" hardline or 600ohm True Ladder lin Exactly right -- it's because the current is much smaller for the same power. Correct Jim. With an RF a

Re: Topband: 1000 feet 5/8" hardline or 600ohm True Ladder lin

2014-04-29 Thread Tom W8JI
Back in 1997 N6BV and I did some testing using "ladder line" (not the real 600 ohm stuff) and some 9:1 baluns on each end. We were looking at a site in YV where the beach was about 1000' from the hotel room. We tested the following: - loss in back to back baluns - loss in 100' of ladder line and

Re: Topband: 1000 feet 5/8" hardline or 600ohm True Ladder lin

2014-04-29 Thread Jim Brown
On 4/29/2014 8:00 AM, Kenneth Silverman wrote: We lost the data but I seem to remember the total loss on 80/160 with 1000' of line was negligible. Maybe in the 2 dB range on 10m with 1000' of ladder line. I suspect few here would consider 2dB negligible. i don't. N6BT says 2dB is a lot. On

Re: Topband: 1000 feet 5/8" hardline or 600ohm True Ladder lin

2014-04-29 Thread Kenneth Silverman
Rune, Back in 1997 N6BV and I did some testing using "ladder line" (not the real 600 ohm stuff) and some 9:1 baluns on each end. We were looking at a site in YV where the beach was about 1000' from the hotel room. We tested the following: - loss in back to back baluns - loss in 100' of ladder lin