Is speaker impedance, which is measured in ohms, important? Plus, do you need to match speaker and receiver ohm ratings?

We’re used to loudspeakers as circular components with a paper cone and a big magnet inside which is suspended a coil that is connected to our audio amplifier ... into the design of its drive ...

or the “GC-1 3 Band Opto Compressor Amplifier” as it says on the control panel, and it is being made by G-Craft Audio. The design of the amp is described as being a two-hander between Walsh ...

For the electronics enthusiast a tube audio amplifier makes for an interesting ... Electrically it’s a relatively conventional single-ended design using a double triode and a power pentode ...

Design engineers can evaluate operating efficiencies of audio amplifiers while using standard benchtop measurement systems.

The xMEMS Lassen MEMS micro speaker eliminates the piezo amplifier, reducing cost, power consumption, and space in TWS ...

Speakers and amplifiers alike are usually rated around ... Is that an average across a range of frequencies? Depending on the design of the speaker, the impedance at any frequency could vary ...