[BC] Transmitters getting smaller...
Burt I. Weiner
biwa
Mon Apr 30 00:17:41 CDT 2007
Many of the UHF transmitters are indeed getting smaller. However, it
appears that the other room, you know, the one with the heat
exchanger, is getting bigger and bigger.
Burt
At 10:00 PM 4/29/2007, you wrote:
>From: "Milton R Holladay Jr." <miltron at mindspring.com>
>Subject: Re: [BC] Transmitter failures
>To: "Broadcasters' Mailing List" <broadcast at radiolists.net>
>Message-ID: <051b01c78ad1$edd70c40$3de0ff04 at ownery0gl2djl0>
>Content-Type: text/plain; charset="iso-8859-1"
>
>In the late 80s, I saw a solid state 30kW UHF TV transmitter (Philips, IIRC)
>at the NAB in LV, and, IIRC, it was not really terribly large, maybe
>10'long.
>Now, here we are, ~20 years later, and no one seems to be able to package a
>VHF FM transmitter that is commensurately smaller; 100mHz should be a lot
>easier and smaller to implement than 400+mHz . And then there is the
>Platinum VHF TV line ; how big and powerful are they?
>If progress moved linearly, it seems to me that we should have 20 or 30 kw
>FMs the size of a couple of racks by now. Wha hoppen?
>M
Burt I. Weiner Associates
Broadcast Technical Services
Glendale, California U.S.A.
biwa at earthlink.net
K6OQK
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