Re: [Drakelist] New and R7 SMeter Query

2016-03-02 Thread Jim Shorney

The S-Meter circuits in the 7-line have undergone a number of revisions over
the years that the rigs were produced. You can drive yourself nuts trying to
chase them down. FWIW I pretty much just gave up trying to make sense of it and
just adjust them "by the book".

73

-Jim

NU0C

On Wed, 2 Mar 2016 16:50:59 -0600, jetercreek wrote:

>
>Thanks for all the input, gentlemen.  I have made some
>headway.  Especially after I discovered the meter face
>had a good static buildup!
>
>I got it as close as possible and adjusted the IF gain to
>match the modern rig.  It's all relative...
>
>But, if it reads anywhere close to what I consider normal
>in the region up to S9 +20, it is haywire above 20 DB and
>now CCW RF gain is only +40.
>
>I always considered (and found) Drake transceivers to have 5 DB
>between S units  and great accuracy above S9.  I there any
>chance the R7 was meant to reflect a different standard?
>
>Darrel, N0DBX
>
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Re: [Drakelist] New and R7 SMeter Query

2016-03-02 Thread jetercreek


Thanks for all the input, gentlemen.  I have made some
headway.  Especially after I discovered the meter face
had a good static buildup!

I got it as close as possible and adjusted the IF gain to
match the modern rig.  It's all relative...

But, if it reads anywhere close to what I consider normal
in the region up to S9 +20, it is haywire above 20 DB and
now CCW RF gain is only +40.

I always considered (and found) Drake transceivers to have 5 DB
between S units  and great accuracy above S9.  I there any
chance the R7 was meant to reflect a different standard?

Darrel, N0DBX

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Re: [Drakelist] A BIG THANK YOU!

2016-03-02 Thread Tim English
I have tried to share the overlay scans to the list in numerous ways but they 
are not geiing posted. They are both .pdf files. I tried a direct list post 
with both .pdfs attached it sent but that was 36 hours ago and still nothing to 
the list.
If your anyone else has an idea I'm open to hear it!
--
Tim, K8TJ

  - Original Message - 
  From: Richard 
  To: drakelist@zerobeat.net 
  Sent: Monday, February 29, 2016 5:07 PM
  Subject: Re: [Drakelist] A BIG THANK YOU!


  How about sharing those copies with others. The best way to do that is reply 
to the list when you supply an answer. Please pass the information on. Thanks.

  Dick KC9UB


  On 2/29/2016 4:12 PM, Tim English wrote:

Would like to say a BIG public thank you to all who replied with copies of 
preselector overlays for my "C" line and FS-4. You guys are FB! Thanks a 
million.
--
Tim, K8TJ


 

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