[GreenKeys] 20ma and 60ma loops

[Jim Haynes]

On Fri, 15 Nov 2013, paul0926 at comcast.net wrote:

> What happens, and how bad is it, if you put a teletype on the wrong 
> loop? I guess a teletype wired for 60ma on a 20ma loop won't work. What 
> about the other way around? Can you damage the teletype by putting it on 
> the wrong loop?
>
Probably no damage.  With the coils in series each one is getting 20ma
through it.  With the coils in parallel on a 60ma circuit each one is
getting 30ma throuh it, which isn't much of an increase.