[BC] New respect for tower climbers!

[dtcasey@comcast.net]

Can you please remove me from your e-mail group. thanks

-------------- Original message -------------- 
From: "Dana Puopolo" <dpuopolo at usa.net> 

> Mitered 90 degree elbows historically give more problems then any other type 
> of transmission line part COMBINED! I remember one installation where an 3 
> inch FM transmssion line had to go around/over two bays of a TV batwing aux. 
> antenna. The whole thing was done with 90 deg miters and they blew an average 
> of one out per year. I suggested they replace the whole top with a 30 foot 
> piece on 2 1/4 line (which could bend around each TV bay), as the line 
> length/loss of the 3 inch line was such that by the time you got to the top of 
> the tower, the power had dropped down into the safety range of the 21/4. I 
> don't know if they ever did this though...(it's now a CC station). 
> 
> -D 
> 
> ------ Original Message ------ 
> Received: 
> From: Tom Bosscher 
> To: "Broadcasters' Mailing List" 
> Subject: Re: [BC] New respect for tower climbers! 
> 
> I DVR'd the 12 mid feed. The problem was at the top of the tower, a 
> 3" 90 degree elbow has developed a leak along the weld seam. They were 
> going to do a simple glue/tape repair. I would have wanted to replace 
> the elbow. And when they put the glue on. the line was still 
> pressurized, which caused a delay of time problem. . I even mentioned to 
> my wife, when they started the climb, that I hope they opened the purge 
> valve at the bottom, so there was no pressure.. But they didn't. Too bad 
> they didn't have a 5 second B roll of the transmitter room. We all know 
> that is what "we" here wanted to see! 
> 
> Nice looking FM DA array. There were the typical media type reporting 
> errors, but overall it was not bad. 
> 
> tom bosscher 
> 
> 
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