(click thumbnail)Here starts my 60th column for Radio World. I have been writing about wire and cable on and off for eight years now. Occasionally, a reader who stops to chat at a trade show or SBE, ...

The single op-amp differential amplifier shown in Figure 1 is often used as an audio balanced line receiver. Obtaining high common-mode rejection is a critical requirement that requires four ...

A few summers of my misspent youth found me working at an outdoor concert venue on the local crew. The local crew helps the show’s technicians — don’t call them roadies; they hate that — put up the ...

Common interconnect methods satisfy bandwidth, impedance, noise-immunity, attenuation, and signal-run-length requirements for a broad range of applications with surprisingly few topologies. Among the ...

A cable design that uses the same wire types for the signal and ground. Twisted pair cable is a balanced line, whereas coaxial cable is not. Contrast with unbalanced line. See balun. THIS DEFINITION ...