The circuit was designed to create a line preamplifier by acquiring the use of double triode tubes. The circuit comprises of three parts, the main preamplifier circuit with tubes, the input selector ...

Ever get a song stuck in your head that you don’t necessarily mind being there? My latest benign earworm happens to be “Frankenstein” by the Edgar Winter Group; probably due to what’s been going on at ...

I recently had the opportunity to build a lavalliere microphone. The goal is to have a lavalliere microphone drive a small audio amplifier with an appropriate signal level. Technically, the lavalliere ...

The microphone is the first element in the broadcast chain. In our January issue, Trends in Technology looked at this leading element and provided some ideas and tips on making the right selection.

Anaheim, California, January 22, 2026 — AEA Ribbon Microphones will debut the FC2, a two-channel tube preamplifier, at the 2026 NAMM Show. Designed in collaboration with analog designer Fred Forssell, ...