|[AMRadio] AM Bandwidth and Audio Quality (was SourceBroadcastXmtrs)|
bguyger at sbcglobal.net
Wed Jun 22 15:27:37 EDT 2011
Sorry for the delay, I had to get to the machine that I had the spread sheets
from the project on. The Delta TCR-20/40-EXR dual range (20A. + 40A.) lists for
From: lee <pulsarxp at embarqmail.com>
To: Discussion of AM Radio in the Amateur Service <amradio at mailman.qth.net>
Sent: Tue, June 21, 2011 8:39:23 PM
Subject: Re: [AMRadio] AM Bandwidth and Audio Quality (was SourceBroadcastXmtrs)
What do these Delta units retail for?
I bet you could build a pretty nice one for ham use with little trouble.
Just calibrate the meter with an accurate wattmeter into a 50 ohm dummy load
using ohms law. Good enough for ham use.
From: BILL GUYGER
Sent: Tuesday, June 21, 2011 8:32 PM
To: Discussion of AM Radio in the Amateur Service
Subject: Re: [AMRadio] AM Bandwidth and Audio Quality (was
Delta is REAL proud of their equipment so I doubt there are going to be many
spares laying around. I just replaced 4 20 Amp. max Toroid + meter combos at
KTCK with ones rated for 40 A. The old ones will be kept for spares for KLIF
sent to other stations within the company that might need a replacement. Not
saying "it ain't gonna happen" just don't hold your breath.
In addition, Delta generally only guarantees them up to 2 Mc. They'll
be fiarly accurate thru 80 M. but ????
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