A simple flip flop chip should work nicely. Joe M.
Rich Summers wrote: > I need to build a simple circuit to enable a voice scrambler in a radio. > What I need is a momentary contact by pressing a button so that the > activation lead goes to ground and when this happens I need an led > indication that the unit has been activated. > I also need the led to turn off when the button is pressed again. This > deactivates the board and the radio returns to normal mode. > I need this in a small box. > Does anyone have a circuit I could build for this particular application? > > Thanks, > > Rich > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > > >