Re: [LAU] Galvanic isolation (was: Re: pianos with built in recorders?)

On Thu, 24 Dec 2015, Len Ovens wrote:

> PCI slots on motherboards are getting hard to find. However, it seems they
> all still have two serial ports as headers if not on the back. Maybe try
> this:
>
> http://www.maxmidi.com/diy/serial/
>
> Note: this is old (I better pdf it) it makes mention of ISA slots :) But it
> would still work fine now. There are serialport midi drivers for Linux.

Actually, much simpler would be to just take the optocoupler and add an
inverter (or two) after to feed the computer. (basically a thru box) Make
sure power comes from the receiver (computer in this case).

--
Len Ovens
www.ovenwerks.net
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