[GreenKeys] First ITTY print (sort of)

John Spigel w1an.dxusa at gmail.com
Mon Jan 27 23:24:48 EST 2025


Steve, I'm sure it was a great feeling to see that unit live again!

The best description of spacing starts on page 61 here:
https://navy-radio.com/manuals/tty/tty_maint/tty-school-14-15-19.pdf

I spent quite a bit of time getting one old unit to reliably space. It 
was stored in a wet garage for over 50 years. A linkage was stuck from 
rust and hardened grease so badly I questioned whether the linkage was 
really supposed to move. Took a lot of persuation, almost 20 minutes 
back and forth motion to free just one part. Used a light oil.

73, John W1AN

On 27-Jan-25 21:01, steve bennett via GreenKeys wrote:
> GKs,
> 
>    Wow! I got the model 15 receiving ITTY!
> Still no ink ribbon and the character advance still not working.
> The TU 170 I found on Ebay seems to be working flawlessly.
> Some gentle bending helped the sticking type bar issue.
> Might still be one bar that sticks occasionally.
> 
> Shown here I'm receiving ITTY on my Android phone.
> Phone sends the audio via Bluetooth to a little audio mixer.
> That step isn't really needed but it's hard to plug things into the 
> phone with the protective case.
> Mixer is feeding the audio to the TU 170.
> 
> Machine is clacking away!
> Still need to figure out why the character advance isn't working.
> 
> Using ITTY to test a Teletype machine <https://imgur.com/gallery/using- 
> itty-to-test-teletype-machine-5frCt5n>
> 
> 	
> 
> 	
> 
> 
>     Using ITTY to test a Teletype machine
> 
> Discover topics like model 15, teletype, itty, and the magic of the 
> internet at Imgur, a community powered enter...
> 
> <https://imgur.com/gallery/using-itty-to-test-teletype-machine-5frCt5n>
> 
> 
> 
> 
> 
> 
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