[Hammarlund] SP-600-JX-6

K2bew tombewick at gmail.com
Thu Jun 1 22:22:58 EDT 2017


I answered my own question and found it in a Navy manual.
73,
Tom

On Thursday, June 1, 2017, K2bew <tombewick at gmail.com> wrote:

> Which manual could I ask? There are many and I don't see it in TM11-851.
> Thanks Tom
>
> On Monday, April 24, 2017, A R <raf_3 at msn.com
> <javascript:_e(%7B%7D,'cvml','raf_3 at msn.com');>> wrote:
>
>> See the "NOTE" at the end of the manual parts list for calculation of
>> crystal frequencies for Y1 thru Y6.
>>
>> Allen
>> ----- Original Message -----
>> From: wb3fau55 at neo.rr.com<mailto:wb3fau55 at neo.rr.com>
>> To: hammarlund at mailman.qth.net<mailto:hammarlund at mailman.qth.net>
>> Sent: Monday, April 24, 2017 4:41 PM
>> Subject: [Hammarlund] SP-600-JX-6
>>
>> Folks, I got another question about the fixed freq operation.  As I can
>> only guess,  how does one determine the freq of a crystal?  What I am
>> asking is-  for a given freq,  below 7.4 mc,  do you add 455kc?  [or
>> subtract?]  Then, above 7.4,  do you use 3.95 mc,  plus  or minus  the IF?
>> I know you folks know how to figure the xtal freq, for a given operating
>> freq, so please enlighten me...tnx  Russ.
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