[sdiy] Stompbox power (was Re: Socket schematic symbol question)

[cheater cheater]

Hi Tom!
Thanks a lot for the link, it was very helpful to figure out how this
is supposed to work :) I wonder what sort of problems it could cause
to other devices in the adjacent signal chain (i.e. the effect units
connected to the input of our stomp box)

On 28/10/2010, Tom Wiltshire <tom at electricdruid.net> wrote:
> Fair enough - words are not exactly the best way to transmit this type of
> information. It's amazing we get as much across on this forum as we do
> manage.
>
> This page has the whole lot on stompbox power, with diagrams:
>
> http://www.beavisaudio.com/techpages/PedalPower/
>
> FWIW, I disagree with Don and Harry. Whilst it might send the power through
> lots of connections and so forth, it's a simple method, is cheap to do (and
> cheap to repair), and uses the most basic, easily available parts. That
> makes it a good fit for a box that spends its life getting stamped on on
> that beer-soaked floor Harry mentioned.
>
> T.
>
>
> On 28 Oct 2010, at 17:22, cheater cheater wrote:
>
>>
>> Tom,
>>> That's often done using a normal stereo jack with no 'break' or 'make'
>>> connections at all. Instead when a normal mono jack is inserted into
>>> a stereo socket, the ground and the ring are connected together by
>>> the jack. When there's no jack, the circuit has no ground connection
>>> and is switched off.
>>
>> How does that work? I'm sorry, I'm having a bit of a hard time visualizing
>> :-)
>>
>> Thanks,
>> D.
>
>