Bose 550 AM/FM Stereo Receiver

A solid-state stereo receiver with built-in 901 equalizer for Bose speaker systems

Overview

The Bose 550 AM/FM Stereo Receiver is a solid-state stereo receiver built to work with Bose speaker systems, especially ones that need active equalization. It has a built-in 901 Equalizer made for the Bose 901 speakers, so they connect directly with no external EQ unit. It receives AM (MW) and FM. Used examples are described as rare and hard to find. The units listed have been tested and confirmed fully functional.

Specifications

Tuning Range	FM, MW
Frequency Response	20Hz to 20kHz
Total Harmonic Distortion	0.3%
Speaker Impedance Switch	4~8 ohms to Bose

Design

The built-in 901 Active Equalizer lets the receiver drive Bose 901 speakers properly. The design is solid-state, and its internal circuitry handles the frequency response that Bose's flagship speaker system needed at the time.

Market

The 550 is considered rare and hard to find. Tested, working units have recently been listed for sale at $395 to $398. One current asking price of $199.00 has also been noted, so prices vary.