All items tagged with visual and circuit (3)

1-06-1998 | The circuit presented in this article enables you to build a software-controlled 8-channel analogue switching unit that will be hard to be...

1-09-1991 | This little circuit, designed and marketed as a kit by ELV, provides a visual warning when the maximum drive power to a loudspeaker is...

1-07-1990 | This little circuit provides both a visual and an audible indicaticn that a message has been left. CMOS inverters Iela and IClb form a t...