It appears that going IN to drum machines, a +5V level is OK. Coming OUT,
they use like +12V.
Paul S.
----- Original Message -----
From: <elhardt@...>
To: <motm@onelist.com>
Sent: Friday, March 10, 2000 12:51 AM
Subject: Re: [motm] Pulse Divider
> From: elhardt@...
>
> synth1@... writes:
>
> >>This is the ∗plan∗. However, I need thouse of you with Roland drum stuff
> (303/808/505/606/blah blah)
> to look in the manuals and see if Roland states what they expect CLOCK IN
to
> be. If is a higher voltage, I'll have to buffer things differently.<<
>
> I didn't see anybody answer this, and none of my Roland manuals (TR-808,
> MC-4) seem to specify what the DIN input sync socket takes. For
> Gate/Trigger/MPX OUTPUTS though, Roland seems to be going with 12 to 15
> volts. However for the external sync 1/8" connector and Gate inputs on
the
> Roland MC-4 sequencer, they specify a threshold of 2.5 volts to trigger.
> Don't know if this helps.
>
> -Elhardt
>
>