MOTM

If your modules are all in one cabinet and the larger power supply isn't big
enough you could always parallel two power supplies off of the MOTM 900
switch.

John Loffink
microtonal@...

----- Original Message -----
From: <jwbarlow@...>
To: <motm@yahoogroups.com>
Sent: Sunday, April 15, 2001 12:36 PM
Subject: Re: [motm] power supplies for growing motm system


> I know what you mean about a nice PSU tutorial for our ever growing MOTM
> systems. My solution (which addresses your questions 2b and 3, in a way)
was
> to use a larger Power One supply (I think the number is an HBB 15-1.5A)
which
> supplies almost double the power of the MOTM 900. I was able to mount it
on
> the 900 front panel with very little trouble -- I did have to drill new
> mounting holes in the aluminum frame of the Power One unit (being careful
as
> to not drill too deep and accidentally drill into the transformer). I also
> had to be rather careful to locate the Power One unit in the right
horizontal
> position since there is very little clearance on the sides with this wider
> unit. I can't imagine a larger unit than the HBB size being able to fit
> against a 3U FP -- of course you could always go case mounted.
>
> I was able to use the MTA power block without any problems but I also
added a
> barrier strip since I wanted many more PSU connections.
>
> JB
>
> In a message dated 4/15/2001 8:03:33 AM, jpont@... writes:
>
> >(2) I've read the Power 1 suggestions (including Dave's very nice motm
> >parts page & Digikey):
> >(a)  Is there a single Power 1 supply that will power, say, > 50 modules
> >(or is this even sensible)?
> >(b) How is a Power 1 supply 'assembled' (ie., components required,
> >assembly required, mta module connections (motm 960, I suppose),
> >stand-alone housing,...)?  Here I am thinking of parts list and
> > instructions, like an electronics kit approach.
> >