The unbridled development of radio broadcasting in the 1920s and 1930s demonstrated the need to standardize audio equipment, studio-to-transmitter links, and methods for measuring static and dynamic ...

Danish manufacturer DK-Technologies has an addition to its range of Master Stereo Display audio meters, called the MSD100C. The company says the unit is aimed at the broadcast market, particularly ...

This circuit uses two quad op-amps to form an eight LED audio level meter. The op-amp used in this particular circuit is the LM324. It is a popular IC and should be available from many parts stores.

My current audio projects have me thinking about interface levels and decibels, and I know a lot of you out there are uncertain about them. Here’s what you need to know. First off, you need to know ...