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Re: gEDA-user: spdt, spst



On Jan 19, 2005, at 2:28 PM, Karel Kulhavy wrote:
But there can be spdt with 2 positions (ON-ON) and with 3 positions
(ON-OFF-ON)
how is this distinguished?

Within the standard nomenclature like "SPST" and "DPDT", they can't be distinguished. Generally, in catalogs, parts lists and such, the "on-off-on" type would be referred to as something like "SPDT with center off", for example.

So is the "1x on-off-on" notation also widely accepted? It seems to be notated this way here in CZ.

I can't say I've seen that notation around very much, but it does seem to be pretty clear.


          -Dave

--
Dave McGuire              "I've watched Harley people throw up
Cape Coral, FL                      on the ceiling."    -Krissi