[sdiy] Euro Synth Spec
Tom Wiltshire
tom at electricdruid.net
Sun Oct 22 15:17:24 CEST 2017
> On 22 Oct 2017, at 14:03, Gordonjcp <gordonjcp at gjcp.net> wrote:
>
> On Sun, Oct 22, 2017 at 12:15:27PM +0100, Tom Wiltshire wrote:
>> If you work on stomp box circuits as much as I do, a proper +/-12V supply for op-amps seems like a luxury after being stuck on single-ended 9V for everything.
>>
>> Rectifier or series diodes to provide polarity protection is a good idea, but not as vital as it is in stompbox-world, where everything gets plugged and unplugged more often. Eurorack is a modular format, but you generally install a new module once and then only unplug it a few times if you decide it might be better somewhere else.
>
> Surely instead of series diodes you'd just have reversed diodes to
> ground to trip the protection on the PSU, and not have weird random
> voltage drops across the diodes?
However you like, Gordon. Series vs parallel diodes for polarity protection is another flamewar topic on some Stompbox sites I frequent, and I’m sure Eurorack people could argue over it too.
Tom
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