VINTAGE Pioneer SX-690 high-quality and high power Receiver stunning looks and warm sound highly sought-after
The Pioneer SX-690 is a vintage AM/FM stereo receiver produced in the late 1970s. It is known as a solid option for vintage audio enthusiasts, with a reputation for good audio quality.
Key features
Power output: The SX-690 is rated to deliver 30 watts per channel into 8 ohms (stereo), though some experts claim this is a conservative estimate.
Amplifier circuitry: The power amplifier utilizes hybrid ICs containing the bias, driver, and output stages. It uses direct-coupled OCL (Output Capacitor-Less) technology, a design that contributes to its solid audio performance.
Tuner: The receiver features a PLL (Phase-Locked Loop) MPX IC with an automatic pilot signal canceller for clean FM reception.
Inputs: It includes a phono input for connecting a turntable, as well as line-level inputs for other audio sources. The phono preamp section adheres to the RIAA equalization standard for accurate vinyl playback.
Design: The receiver has a classic, vintage aesthetic with an analog display and controls.
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