Pioneer SX-737 AM/FM Stereo Receiver 35W Walnut Cabinet Made in Japan

Pioneer SX-737 AM/FM Stereo Receiver 35W Walnut Cabinet Made in Japan

The Pioneer SX-737 is a mid-to-high-end AM/FM stereo receiver produced by Pioneer in 1974. It delivers 35 watts per channel and is housed in a walnut wood cabinet with a brushed aluminum faceplate featuring a large illuminated tuner dial with dual blue fluorescent backlights for the signal meter and frequency scale. The SX-737 sits in the middle of Pioneer's highly regarded SX receiver lineup from the early-to-mid 1970s.

Specifications & What's Included

• Model: Pioneer SX-737
• Year: 1974
• Country of Manufacture: Japan
• Power Output: 35W per channel (both channels driven)
• Frequency Response: 15Hz – 40kHz
• Damping Factor: 40
• Speaker Impedance: 4Ω or more per speaker; 8Ω or more per speaker
• Power Requirements: AC 120V, 60Hz, 180W
• AC Outlets (rear): Switched 120W max; Unswitched 300W max
• Speaker Outputs: A and B sets, spring-clip / binding post terminals
• Tuner: AM and FM with 75Ω unbalanced and 300Ω balanced FM antenna inputs; AM antenna terminal
• Inputs: Phono (L/R), AUX (L/R), Tape 1 REC/PB (L/R RCA), Tape 2 REC/PB (L/R RCA), Tape 2 DIN connector
• Front-panel controls: Power, Speakers A/B, Bass, Treble, Filter (Low/High), Rec Selector, Tape Monitor 1/2, Loudness, Balance, Volume, Function (AM/FM/Phono/MIC/AUX), FM Muting, Mono
• Front-panel jacks: Headphone (PHONES), Microphone (MIC)
• FM De-Emphasis: 75µs
• Cabinet: Walnut wood with ventilated top panel
• Faceplate: Brushed aluminum with dual blue fluorescent tuner/meter illumination
• UL Listed (tuner and amplifier sections)
• Included: Receiver only — no external cables or antenna

Applications

The Pioneer SX series receivers from the early-to-mid 1970s were among the most popular and respected home stereo receivers of their era, widely used in living-room hi-fi systems paired with turntables, reel-to-reel decks, and cassette transports. The SX-737, introduced in 1974, sits between the more modest SX-636 and the more powerful SX-838 in Pioneer's lineup, offering a balance of output power and features that made it a mainstream choice for serious home listeners. Today these receivers are sought after by vintage audio enthusiasts for their warm sound character, solid build quality, reliable Sanken output transistors, and the distinctive blue-dial aesthetic that defined Pioneer's styling in this period. They are commonly used in secondary hi-fi systems, paired with period-correct turntables, and restored by vintage audio hobbyists. The dual tape loop connections (Tape 1 and Tape 2) made this receiver well suited to dubbing between decks, a common home recording workflow of the era.