13 Jul
2007
13 Jul
'07
11:08 a.m.
It's pretty tough finding anything other than a reference or two
about these beasts, but here's a Russian one:
http://www.russiantubes.com/prop.php?t=4&p=15
Bau makes several references to these creatures. I can also recall
them being used as switches for audio consoles. There are a couple
of 1970's patents that reference them also.
Cheers,
Chuck