[GreenKeys] Tekade FS220Z problem fixed

[Peter Gottlieb]

There's a 2.880 MHz oscillator next to the USART.   I wonder if I change it to 
2.61792 MHz I can get 45.45 Baud.  Without the prints the easiest way to find 
out is to try it.

Peter
kb2vtl


On 6/8/2019 10:24 PM, Duncan Brown wrote:
> 50 and 45 baud machines can talk to each other. You just won't have the range 
> adjustment that you would it they were closer in speed.
>
> Duncan
> K2OEQ
>
> On 6/8/2019 21:40, Peter Gottlieb wrote:
>> 50, 75, 100 and 200 Baud.
>>
>>
>> On 6/8/2019 8:50 PM, Nick wrote:
>>> Here is some history about TeKaDe.
>>>
>>> http://www.cryptomuseum.com/manuf/tekade/index.htm
>>>
>>> Guessing that these are 50 baud machines compared to the 45.45 baud standard 
>>> here in the states. Maybe you have a multiple speed machine like my 28KSR - 
>>> that would be cool and definitely helpful in different application use.
>>>
>>> Nick  -  N0NCQ
>>> iTelex  212503
>>>
>>>
>>>
>>>
>>> Sent from my T-Mobile 4G LTE Device
>>>
>>>
>>> -------- Original message --------
>>> From: Peter Gottlieb <hpnpilot at gmail.com>
>>> Date: 6/8/19 7:59 PM (GMT-05:00)
>>> To: Greenkeys <greenkeys at mailman.qth.net>
>>> Subject: [GreenKeys] Tekade FS220Z problem fixed
>>>
>>> I acquired one of these which would only light the red STO LED on applying 
>>> power.
>>>
>>> I was able to trace the problem to a shorted tantalum capacitor on the MotTr
>>> board which was preventing one of the power supply rails from coming up.
>>>
>>> The unit is now working nicely.  I can print, punch and read tape.
>>>
>>> Next I will try and get it to communicate with something else. It would be
>>> interesting to be able to get the Baud rate to match to what is used by hams.
>>>
>>> Peter
>>> kb2vtl
>>>
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>>
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>
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>
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