[GreenKeys] M28 printer troubleshooting - type box positioning

eric epvgk at limpoc.com
Tue Oct 14 03:54:34 EDT 2025


On 2025-10-12 16:54, Dale Hughes wrote:

> I'm running it on a 75 baud 60 mA current loop and at 110 VAC 60 Hz 
> through a sine-wave inverter because power here is 50 Hz.

If I'm not mistaken, if you're just echoing in a loop you should be fine 
on local 50hz power, you'll just be both sending and receiving at 62.5 
baud rather than 75. It would of course be a problem if trying to copy 
RTTY over the radio, or talking to a fixed 75 baud interface from 
somewhere else.

If you end up using a computer interface of some sort you can probably 
just set it to 62.5 baud and be fine.
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