[GreenKeys] 14-15-19 Etc. motor

[Bob kb8tq]

Hi

Unless the motor is wound in a very unusual fashion, it will be at the correct 
speed for a 60Hz motor. Indeed if it has 50Hz gears on it, those need to be
changed over to 60Hz gears.

Bob

> On Jul 5, 2018, at 3:13 PM, Ralph Mowery <rmowery28146 at earthlink.net> wrote:
> 
> 
> The motor will run fine at 60 hz.  Only problem is that it will run faster
> than it needs to be for the teletype machine.  While not exactly correct, if
> used in a 60 wpm machine , it will make it more like a 70 wpm machine.  I
> guess that if you had two machines using the 50 hz motors on a 60 hz line
> they would 'talk' to each other only.
> 
> Someone mentioned changing gears.  That might be possible, I don't know if
> Teletype ever made gears so that a 50 cps motor could run on a 60 hz AC
> line.
> 
> 
> 
> 
> -----Original Message-----
> From: Jim Haynes [mailto:jhhaynes at earthlink.net] 
> Sent: Thursday, July 05, 2018 10:31 AM
> To: Ralph Mowery
> Cc: GreenKeys at mailman.qth.net
> Subject: Re: [GreenKeys] 14-15-19 Etc. motor
> 
> A 50 Hz motor should work fine on 60 Hz power - it's the other way you 
> can't go (because not enough iron in the 60 Hz motor to run it on 50.)
> 
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