To build twist-type knob controls (i.e. to control radios, OBSs. DGs and HSIs etc) do I have to use an EPIC card?If not, what else can be used?

take a look at:http://www.fsbus.de/e_index.htmlYou need some very basic knowledges in electronics but it works fantastic and the final costs are far, far, far, far, far from the commercial products.Kind regardsRoger

>take a look at: >>http://www.fsbus.de/e_index.html >>You need some very basic knowledges in electronics but it >works fantastic and the final costs are far, far, far, far, >far from the commercial products. Darn! Missed :-)Tuomas