[GreenKeys] Model 19 and 15 on 20mA loop?

[Duncan Brown]

That  is the way the M28s and all the Kleinschimdts work.  (All the KLIs 
have a switch and or a plug with separate jacks for each current choice.)

Have fun,

Duncan
K2OEQ


On 12-Apr-16 18:00, hwhall at compuserve.com wrote:
> I seem to recall that the two coils of the 60ma pulling magnets were 
> wired in parallel but that if you rewired them in series the pulling 
> magnet would work on 20ma. I stand ready to have my memory corrected!  
> :-)
>
> Wayne
> WB4OGM
>
> -----Original Message-----
> From: drlegendre . <drlegendre at gmail.com>
> To: Andy Hager <magwheels at comcast.net>
> Cc: Green Keys <greenkeys at mailman.qth.net>
> Sent: Tue, Apr 12, 2016 12:21 pm
> Subject: Re: [GreenKeys] Model 19 and 15 on 20mA loop?
>
> Not like I'm any expert here, but I do have a later M15 machine with 
> the holding type selector. My machine has a toggle switch - protected 
> against accidental operation by a screwed-on plate - which selects 
> 20mA or 60mA for the typing unit. It's the only toggle switch on the 
> TU and it's clearly marked.
>
> Unless your machine has the switch, I'd think you're probably out of 
> luck. But if you have a 20mA converter on-hand, there's certainly no 
> harm in trying it out. Either it works or it doesn't..
>
> On Tue, Apr 12, 2016 at 8:03 AM, Andy Hager <magwheels at comcast.net 
> <mailto:magwheels at comcast.net>> wrote:
>
>     I see here that if you have the holding type selectors the change
>     is easy to make from 60mA to 20mA.
>     But could the pulling type magnets also be used at 20mA loop current?
>     73
>     Andy
>
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