[sdiy] Substitute for pin matrixes? Neat solution?

[karl dalen]

Could be.

At least a 3.6V Hall could flip a +/-5V HC4316 switch.

Btw, Allegros A328x sot23/to92 operate from anything between 4,2 to 24V.
It seams to work the same way as RHOM's but uses a pullup.

KD 

--- Den sön 2010-01-24 skrev John Mahoney <jmahoney at gate.net>:

> Från: John Mahoney <jmahoney at gate.net>
> Ämne: Re: [sdiy] Substitute for pin matrixes? Neat solution?
> Till: synth-diy at dropmix.xs4all.nl
> Datum: söndag 24 januari 2010 01.00
> At 03:19 PM 1/23/2010, karl dalen
> wrote:
> >Guess what i found?
> >
> >Bipolar hall switch!!!
> ...
> 
> Neat, but those operate at fairly low voltage. Not a
> problem?
> 
> John 
> 
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> Synth-diy mailing list
> Synth-diy at dropmix.xs4all.nl
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