[R-390] Tell me about Single Sideband Converters

[federico]

Hi to all,
          my is a CV-1982/TSC-26 by KAHN LABORATORIES RESEARCH INC. with manu 
nuvistors on board. You can see on my website. 73 de Federico IZ1FID


Visit my website entirely devoted to military radio and aircraft 
clocks :

www.dottorbaldi.it/militaryradio

---------- Original Message -----------
From: "Kenneth" <crips01 at msn.com>
To: "'Craig Westerman'" <westerman at cableone.net>, "'R-390 List'" <r-
390 at mailman.qth.net>
Sent: Tue, 28 Jun 2005 13:38:33 -0600
Subject: RE: [R-390] Tell me about Single Sideband Converters

> This should be an interesting thread.  In all of the years I have 
> been on this list I do not remember an in depth discussion of these 
> hollowstate Side band adapters. I only have experience with my 
> Eldico SBA-1. I would like to learn about the other such units 
> manufactured. 
> 
> The CV-591A/URR is a Collins made unit.  As you know most anything Collins
> puts a premium on the price working or not.  The only unit I can 
> comment on is the Eldico Electronics SBA-1 adapter I have.  The 
> bottom line is works great it makes the tuning of SSB on an R390A 
> just like any modern rig.  I am sure the engineering on the Collins 
> adapter might be better; I have not been able to do an A-B 
> comparison. Being able to tune a side band phone round table without 
> having to ride herd of the RF gain is really nice. The SBA-1 has a 4 
> watt audio amp, a noise blanker, which isn't as good as the one on 
> the R390A which really is no surprise, a notch filter, and a AVC setting
> fast/slow, as well as the usual controls for audio volume, mode, IF 
> gain, standby/receive. On the back panel there are connections for 
> AVC, muting, speaker connections For 4 and 600 ohms, and IF signal 
> inputs for hi and low impedance. 
> 
> >From a boatanchor pilot mind set I like these units because they where a
> contemporary hollowstate solution to the SSB deficiencies of the R390A.
> As I have reported the when you place the SBA-1 on top of the R390A the
> controls on the SBA-1 match the flow of the controls on radio.
> 
>                        Ken de W7ITC
> 
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------- End of Original Message -------