[GreenKeys] [External] Re: MITE AN/TCG-14A Video

John, W9DDD w9ddd at tapr.org
Sun May 8 12:29:20 EDT 2022


Is there a reperf that works in a similar fashion?  I have a cylinder 
with the characters rotated 90 degrees from what your diagram shows.


On 5/8/2022 10:15 AM, Duncan Brown wrote:
> Here is a diagram of the MITE printing mechanism.
>
> Have fun,
>
> Duncan
> K2OEQ
>
> On 08-May-22 10:57, Duncan Brown wrote:
>> On the MITE, the hammer is in front.  It pushes the ribbon against 
>> the paper and then against the 8-sided type cylinder in the rear. 
>> Other than a "type cylinder" instead of a "type box" and no platen, 
>> the printing mechanism is very similar to the Teletype Corp. M28.
>>
>>  It is a very compact machine. When it works, it is great, but when 
>> it doesn't, it can be very hard to work on!
>>
>> Have fun,
>>
>> Duncan,
>> K2OEQ
>>
>> On 07-May-22 22:54, Jones, Douglas W wrote:
>>> From:  Joe Duszyński [joeduszynski1 at gmail.com] -- Saturday, May 7, 
>>> 2022 9:06 PM
>>>
>>>> So I'm curious is it like a Daisy wheel or a DMP or some sort of 
>>>> belted letters?
>>> The MITE, like the Model 33, has a type cylinder that rotates and 
>>> slides in order to pick the letter it prints.  Unlike the 33, the 
>>> cylinder in the MITE is on a horizontal axis parallel to the line it 
>>> is printing, and if I recall correctly, the hammer hits the paper 
>>> from behind instead of typing against a rubber platten the way 
>>> classic typewriters do.  The type cylinder has just 8 characters 
>>> around it, and it is keyed to the shaft it rides on to select which 
>>> letter faces the paper. So that shaft rotates while the cylinder 
>>> slides from side to side to select the letter in a row of 8 (for a 
>>> 64 character alphabet).  The hammer is narrow and hits the paper 
>>> from behind against the ribbon and cylinder to print the desired 
>>> letter.
>>>
>>> It's very clever, and like Teletypes, it's mostly mechanical 
>>> decoding.  Not at all like a daisy wheel printer or the belted 
>>> printers (GE Terminet, for example), technologies that only really 
>>> became possible when you could pack a small computer worth of 
>>> electronics into the printer.
>>>
>>>              Doug Jones
>>>              jones at cs.uiowa.edu
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>>>>>> Jordan Spencer Cunningham's GreenKeys Search Tool: 
>>>>>> https://teletype.net/gksearch
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>>>>>> http://comcents.com/tty/greenkeyssearch.html
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>
>
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>>>> Jordan Spencer Cunningham's GreenKeys Search Tool: https://teletype.net/gksearch
>>>> 2002-to-present greenkeys archive: http://mailman.qth.net/pipermail/greenkeys/
>>>> 1998-to-2001 greenkeys archive: http://mailman.qth.net/archive/greenkeys/greenkeys.html
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-- 
---
----
The above comments or recommendations are SWAG. Use at your own risk.

John, W9DDD



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