[GreenKeys] UGC-136 ribbon status update

Wed Jul 30 20:43:38 EDT 2025

I was able to download the model as individual STL files for each part, 
packaged as a ZIP. I'll attach that to this email, hopefully it works 
for printing.

On 7/30/2025 7:22 PM, John Hargett wrote:
>
> So have tried to look at the Onshape file, and even set up a free 
> account, but unable to load, doesnt matter which browser I am using 
> and even did a  browser check thru onshape and says that it is 
> compatible , never used onshape before, any suggestions?
>
> Can I download the file and open in my 3d print software?
>
>
> John Hargett
>    KG5YLG
>    
> On 7/30/2025 2:36 PM, Nick England wrote:
>>
>> John Toebes has finished the 3D model and says-
>> ------
>> The model as it stands is public 
>> (https://cad.onshape.com/documents/cdc3f96f11393c190fe11103/w/d390734d64166e3974a43552/e/5db85b6313ad37598d4c25e0?renderMode=0&uiState=688a32f04b5cd462bd1047da 
>> <https://cad.onshape.com/documents/cdc3f96f11393c190fe11103/w/d390734d64166e3974a43552/e/5db85b6313ad37598d4c25e0?renderMode=0&uiState=688a32f04b5cd462bd1047da>) 
>>
>> and if anyone else wants to take a stab at printing or editing, I’m 
>> all ears.
>> ---------
>> John is investigating the best way to print, regarding smoothness, 
>> supports, etc.
>>
>> Michael Katzmann reports on the German eBay ribbons
>> Note - I think the eBay buy it now price has jumped from $75 to $95 
>> plus shipping.
>> -------------------------------------
>> Michael says
>>    The NCR ribbons from Germany are perfect.
>> You can see the comparison between the original (that was in the 
>> machine for 30 years) and the NOS ribbon I just installed. (the new 
>> ink is dark violet).
>> [yes the photo looks really good - Nick]
>> Yes, it's pricey ... I paid around $100 (for four) with shipping.
>> 1 item    $55.00
>> Shipping  $38.28
>> Tax*      $5.60
>> Order total  $98.88
>> (I made an offer and accepted the counter offer of $55 but think the 
>> price has gone up since I purchased them)
>> https://www.ebay.com/itm/224506008457
>>
>> ----------------------------------------
>>
>> Nick England K4NYW
>> www.navy-radio.com <http://www.navy-radio.com>
>>
>>
>> On Tue, Jul 29, 2025 at 9:52 AM Nick England <navy.radio at gmail.com> 
>> wrote:
>>
>>     Michael Katzmann has ribbon cartridges on the way from the German
>>     eBay source and will let us know if they are the correct ones.
>>     They had made it from Germany to NYC at last report.
>>
>>     John Toebes has completed a 3D model of the ribbon cassette and
>>     his test print looks really nice. I will install and test his
>>     final version and let everyone know. I’ll also evaluate new
>>     ribbon sources.
>>
>>     Finally, don’t forget to adjust the print head position lever.
>>     Mine came with the head fully retracted and I thought “dry
>>     ribbon” until I realized what was happening. Now it is very
>>     happily printing.
>>     https://www.navy-radio.com/tty/ugc136/print-head-adjust.jpg
>>
>>     I keep adding observations and hints at
>>     https://www.navy-radio.com/tty/ugc136.htm#hints
>>
>>     Cheers
>>     Nick England K4NYW
>>     www.navy-radio.com <http://www.navy-radio.com>
>>
>>
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