[R-1051] Navy and Air Force R-1051B 100cps modules are incompatible

[David Wise]

At least it didn't blow anything up, like when you drop a 100cps module
into a plain mainframe.

Dave 

>-----Original Message-----
>From: r-1051-bounces at mailman.qth.net 
>[mailto:r-1051-bounces at mailman.qth.net] On Behalf Of Francesco Ledda
>Sent: Tuesday, September 04, 2012 11:56 AM
>To: R-1051 Discussion Group
>Cc: R-1051 Discussion Group
>Subject: Re: [R-1051] Navy and Air Force R-1051B 100cps 
>modules are incompatible
>
>Yes, it does. I don't remember what I did. I only remember 
>that did not work and need it extra power.
>
>FL
>
>Sent from my iPad
>
>On Sep 4, 2012, at 12:34 PM, David Wise <David_Wise at Phoenix.com> wrote:
>
>> The Navy module needs +4V on pin 7.  (I don't know what six-pack
>> pin that corresponds to, because the diagram is missing from
>> Navships 0967-970-9010.  "To Be Supplied.")  Since the front 
>panel has
>> to provide the module with the 4-bit code input, we can deduce that
>> it has 4V.  The module does not need much current; the FP's 
>4V regulator
>> might have enough reserve to do it.  Thus, your wire.
>> 
>> But the AF front panel needs +15V for the vernier pot, and usually it
>> gets it from the 100cps module.  It seems to me you needed two wires,
>> and maybe a 15V regulator.  Does your Vernier control work?
>> 
>> Best Regards,
>> David Wise