[Hallicrafters] sx 110

jeremy-ca km1h at jeremy.mv.com
Wed Jan 23 18:51:48 EST 2008


----- Original Message ----- 
From: <WA1KBQ at aol.com>
To: <hallicrafters at mailman.qth.net>
Sent: Wednesday, January 23, 2008 6:32 PM
Subject: Re: [Hallicrafters] sx 110


> Early Hallicrafters dual conversion  receivers:
>
> SX-71   2075 &  455
> S-76     1650 & 50
> SX-88   2075,  1550 & 50

I forgot about the S-76


>
> Which reminds me of the little S-53 with 2075 IF. Wonder  why they did 
> that?

Image rejection but it killed what little selectivity was possible at 455.


> S-53A reverted back to usual 455.
>
> 73, Greg

National tried a 1560 IF in 1938 with the NC-81X ham band only receiver. 
With a crystal filter and 3 IF stages it was a decent low cost performer. 
The catacomb coil rack enabled reasonable RF performance without an RF 
stage. IMO, the NC-81X is a sleeper for a low band ham receiver; it even has 
160M coverage.

Carl
KM1H

>
> In a  message dated 1/23/2008 1:07:57 P.M. Atlantic Standard Time,
> km1h at jeremy.mv.com  writes:
> The SX-71 was an oddball with the dual conversion that Halli didnt  follow 
> up
> on again for several years. It makes a good combination with  another
> oddball, the HT-30. I had one of those also, it eventually wound up  as an
> exciter for VHF/UHF gear. Nice and stable and  reliable.
>
> Carl
> KM1H
> ----- Original Message ----- 
> From:  "Langston, Mike" <MLangston at HCPRICECO.com>
> To: "Bill Gerhold"  <k2wh at optonline.net>
> Cc: <hallicrafters at mailman.qth.net>
> Sent:  Wednesday, January 23, 2008 9:28 AM
> Subject: RE: [Hallicrafters] sx  110
>
>
> Yes I did, but I don't have (and never have had) one of those.  Same for
> the SX-71. Maybe one of these days after my  divorce.....
>
> KL7CD
>
> -----Original Message-----
> From: Bill  Gerhold [mailto:k2wh at optonline.net]
> Sent: Tuesday, January 22, 2008 7:58  PM
> To: Langston, Mike
> Subject: RE: [Hallicrafters] sx 110
>
> You  forgot the SX-111.
>
> K2WH
>
> -----Original Message-----
> From:  hallicrafters-bounces at mailman.qth.net
> [mailto:hallicrafters-bounces at mailman.qth.net]  On Behalf Of Langston,
> Mike
> Sent: Tuesday, January 22, 2008 3:31 PM
> To:  Richard J. Fiero II W5TFW
> Cc: hallicrafters at mailman.qth.net
> Subject: RE:  [Hallicrafters] sx 110
>
> The HT-37 is primarily a SSB/CW transmitter using  the phasing method of
> sideband generation. The SX-110 doesn't have selectable  sideband
> reception. You have to monkey with the BFO and tuning to  get
> intelligible SSB reception.
>
> If I were going to use a Hallicrafters  rcvr with the HT-37 it would be
> any of the  following:
>
> SX-96
> SX-100
> SX-101/101A
> SX-115
> SX-117
>
> The  SX-117 probably the most "bang for the buck". I have all of these
> except the  SX-100 which is an SX-96 with xtal calibrator, notch filter
> and ant. trimmer  added.
>
> Mike KL7CD
>
> -----Original Message-----
> From:  hallicrafters-bounces at mailman.qth.net
> [mailto:hallicrafters-bounces at mailman.qth.net]  On Behalf Of Richard J.
> Fiero II W5TFW
> Sent: Tuesday, January 22, 2008  2:21 PM
> To: hallicrafters at mailman.qth.net
> Subject: [Hallicrafters] sx  110
>
> The HT 37 is AM and CW ONLY ?
> and if not what is the next model  number Receiver that has the
> Capabilities
> of the ht 37  ?
>
>
> Thanks,
>
> A.R.S.  W5TFW
> Richard J.  Fiero
> II
> Laptop....
>
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