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Old February 5th 05, 07:37 PM
Brian Hill
 
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"Henry Kolesnik" wrote in message
. com...
The pix are up.

Yep you got yourself a Hallicrafters SX-73. Looks like a nice one too.


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73 and good DXing.
Brian
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  #12   Report Post  
Old February 5th 05, 08:42 PM
Dennis Gibbs
 
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Henry -

This is definitely the "Hallicrafters" SX-73 version of the R-274. I've had
a couple of these pass through my hands and have one right now. But yours
seems highly modified. Also, I have never seen the front panel painted with
the color yours is - Does it appear original? The two additional knobs in
the upper left hand corner are new - On "normal" SX-73 models, there is
nothing but a channel tag there. Also, I notice one of the toggle switches
is labeled, "calibrate" when on the standard SX-73, it's a switch for the
Automatic Noise Blanker. Finally, I notice there is a "notch" adjustment in
the middle on the lower rows of knobs - on the standard SX-73, this is a
Crystal Phasing adjustment.

Yours is quite a rare find, indeed - I have never seen one like this. The
scope of modifications would suggest these were not home brew
modifications - if I'm wrong, whoever did it was highly motivated!

Now, would you be interested in parting with this unit :-)?

Enjoy your find!

Dennis Gibbs

"Henry Kolesnik" wrote in message
om...
I just got this unit at the ABQ swap and started looking for a a manual
with Google and found that unit is differnt from the ones I've found
pictured. It has 3 Collins mechanical filters. At the top upper left it
has a Squelch control and next to it is a Noise Silencer control. The mode
swtich is labeled AM and SSB/CW. The lettering looks factory done. The
filters have been added on a sub chassis and I'm not sure it is a factory
mod or homebrew but it has been nicely done. The S meter was made by Texas
Instruments. It has some problems including lots of nosie, hetrodynes,
etc.. I've only seen one of these in the past and can recall which version
it was, they must be scarce? Anyone have any info?

--

73
Hank WD5JFR



  #13   Report Post  
Old February 6th 05, 01:40 AM
-XC-
 
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Henry,
be extremely careful when cleaning or working around the finger contacts on
that turret assembly, if things get out of mechanical alighnment they can
get mashed pretty easily.

Good luck,
John

"Henry Kolesnik" wrote in message
om...
I just got this unit at the ABQ swap and started looking for a a manual

with
Google and found that unit is differnt from the ones I've found pictured.
It has 3 Collins mechanical filters. At the top upper left it has a

Squelch
control and next to it is a Noise Silencer control. The mode swtich is
labeled AM and SSB/CW. The lettering looks factory done. The filters have
been added on a sub chassis and I'm not sure it is a factory mod or

homebrew
but it has been nicely done. The S meter was made by Texas Instruments.

It
has some problems including lots of nosie, hetrodynes, etc.. I've only

seen
one of these in the past and can recall which version it was, they must be
scarce? Anyone have any info?

--

73
Hank WD5JFR




  #14   Report Post  
Old February 6th 05, 05:01 PM
Henry Kolesnik
 
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Thanks, I'll be extra careful..
I uploaded several more pix to abpr showing the mfg date, label, filters,
filter subassembly and view of the chassis from below. The bottom cover
plate has 27!! screws. Any other info appreciated.

--

73
Hank WD5JFR
"-XC-" wrote in message
...
Henry,
be extremely careful when cleaning or working around the finger contacts
on
that turret assembly, if things get out of mechanical alighnment they can
get mashed pretty easily.

Good luck,
John

"Henry Kolesnik" wrote in message
om...
I just got this unit at the ABQ swap and started looking for a a manual

with
Google and found that unit is differnt from the ones I've found
pictured.
It has 3 Collins mechanical filters. At the top upper left it has a

Squelch
control and next to it is a Noise Silencer control. The mode swtich is
labeled AM and SSB/CW. The lettering looks factory done. The filters
have
been added on a sub chassis and I'm not sure it is a factory mod or

homebrew
but it has been nicely done. The S meter was made by Texas Instruments.

It
has some problems including lots of nosie, hetrodynes, etc.. I've only

seen
one of these in the past and can recall which version it was, they must
be
scarce? Anyone have any info?

--

73
Hank WD5JFR






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