[GreenKeys] M28 gears and typebox

[John]

I think it's a set for an ASR.  The nylon for the printer and the fiber for the TD.

John, W9DDD

> On Nov 23, 2023, at 1:28 PM, Stan Voynick <svoynick at selmar.com> wrote:
> 
> Thanks for the note, Nick!
>  
> Did anyone else do a screen grab and try to estimate the teeth on the nylon driven gear? (I agree - seems like a TD gear...) 
>  
> I drew some dividing lines and tried to count the teeth in two semi-circles - from 12:00 to 6:00 and from 9:00 to 3:00, and both of those semi-circle estimates were 48 teeth, i.e. 96 total. 
>  
> Problem is, I don't see 96 on the chart of driven gears for the M28 TD!  maybe I drew poor lines and I'm off by a count ... there are entries in teh manual for 94 and 98 teeth, but those are 75 and 67 WPM gears, respectively.
>  
> 73,
>  - Stan
> WB7RPG 
> 
>> On 11/23/2023 9:45 AM PST Nick England <navy.radio at gmail.com> wrote:
>>  
>>  
>> Not mine, I know nothing, etc. 
>> Looks like maybe 60wpm gears for a KSR and for a TD.
>> But you better check the part numbers...
>>  
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