You're welcome!
Nop....it's Dutch.
It's only € 1.75. And maybe in combination with multiple switches you can reduce it a little.
I think that if you will let your skin do the job, you'll have to amplify
the signal.But I do not know a lot about it.
Look also for 'Cracklebox schematic' or just 'Cracklebox' ( with GOOGLE) ,it's a noisemaking apperatus out of the fifty's and contacts are made with the skin.
And 'Kraakdoos' is Dutch for 'Cracklebox'