Stereo reproduction in the fifties morphed from separates built by small high-end manufacturers like Saul Marantz to entrepreneurs like Sidney Harman who is credited with marketing the first receiver.

an AV receiver is the beating heart of a home theater system. You’ll be hard-pressed to wire up any bookshelf speakers, floor-standing speakers, or subwoofers without one of these bad boys!

Although a stereo receiver has its own amplifier to drive the speakers, it may provide outputs from its preamplifier for connection to an external amplifier with greater power (see stereo system).

The JBL Modern Audio ... Home Theater Lineup The JBL MA AV Receivers are available in a variety of models, including: The 60W JBL MA310 5.2-channel 4K AV Receiver The 75W JBL MA510 5.2-channel 8K AV ...