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Re: [CQ-Contest] hiss

To: "Jack Brindle" <jackbrindle@earthlink.net>;, k3lr@k3lr.com
Subject: Re: [CQ-Contest] hiss
From: "Dale Putnam" <daleputnam@hotmail.com>
Date: Fri, 28 Jul 2006 06:16:12 -0600
List-post: <mailto:cq-contest@contesting.com>
yes, they are, well at least in my parts cabinet.--...   ...--Dale - WC7S in Wy



> From: jackbrindle@earthlink.net> Date: Thu, 27 Jul 2006 21:39:19 -0700> To: 
> k3lr@k3lr.com> CC: k8bb@comcast.net; cq-contest@contesting.com> Subject: Re: 
> [CQ-Contest] hiss> > As another one who swears by his crud-o-ject, I have one 
> question.  > Are the 88mH telephone inductors still available anywhere?> 
> Don't need any, just curious...> > On Jul 27, 2006, at 7:35 PM, Tim Duffy 
> K3LR wrote:> > > Hi Don!> >> > My favorite outboard filter to reduce high end 
> QRM and hiss is the  > > SCAF-1 by> > Idiom press. Bob, W9KNI knows CW and 
> his filter is super. I have to  > > confess that> > I really like my home 
> built Crud-O-Ject, but the SCAF-1 does a much  > > better job.> >> > Check 
> out:> > http://www.idiompress.com/scaf-1.html> >> > 73!> > Tim K3LR> >> > 
> k8bb@comcast.net wrote:> >> >> I notice that most amateur transceivers, even 
> most (all?) high-end  > >> units,> >> have quite "hissy" audio amplification. 
> I find this particularly  > >> irritating> >> but I have ignored it or 
> otherwis
 e dealt with it until it doesn't  > >> bother me> >> anymore. However, I have 
*excellent* hearing and I would like to  > >> keep it> >> that way - pumping 
high-freqency, white-noise hiss (even very low  > >> level)> >> through my 
headset until I become desensitized to it is not  > >> looking out for> >> a 
healthy future. :-)> >>> >> Anybody use an audio filter to get rid of your 
rig's audio  > >> amplifier noise?> >> I have a Heathkit HD-1418 audio filter 
on one of my radios which  > >> is a most> >> excellent variable audio filter, 
but the audio amplifier in it is  > >> not much> >> cleaner than my rig. I have 
also seen the SCAF-1 by Idiom Press  > >> that is> >> intended to help 
low-level filter blow-by (etc.) but supposedly  > >> also helps> >> fix "white 
noise" hiss and stuff. Anybody use one? Does it work  > >> for this> >> 
purpose?> >>> >> Can anybody offer an alternative solution for somebody who 
still has> >> very-wide-frequency hearing? I am not really looking for a
  "ham  > >> radio audio> >> filter" as much as I am looking to improve the 
poor-quality audio  > >> coming> >> from the audio amplification stage of my 
receivers.> >>> >> Thanks!> >> Don Chisholm K8BB> >> Pontiac, MI> >>> >> 
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http://lists.contesting.com/mailman/listinfo/cq-contest> > > -Jack Brindle, 
W6FB> =======================================================================> 
> > _______________________________________________> CQ-Contest mailing list> 
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