To use CEM or not.

[Thomas Hudson]

Andrew Schrock wrote:

> 
> What I want is simple: to be able to switch HP/LP/BP from the front panel.
> Anybody have ideas? A series of analog gates? Weird rotary switch I
> haven't heard of yet? (I would rather not buy another 3320)
> 
This is what Tom Henry did in the PAL filter. He used a 4066 CMOS quad bilateral
switch, which has four independent voltage controlled single pole single throw
switches.

Thomas