Pioneer SX-1000TW (1969–1971)
A solid-state AM/FM stereo receiver produced by Pioneer from approximately 1969 to 1971, often cited as Pioneer's first solid-state receiver, though this claim is debated.
Overview
The Pioneer SX-1000TW is a solid-state AM/FM stereo receiver made by Pioneer during the transition from tube to transistor technology in high-fidelity audio. Built between 1969 and 1971, it Despite modest official power ratings, users report it delivers strong, warm analog sound and serious performance for its era. The unit requires external speakers and includes A/B speaker switching, along with standard inputs for phono (MM), AUX, tape, and AM/FM tuner.
Specifications
| Product type | solid-state AM/FM stereo receiver |
| Power output | 2 x 50 watts RMS into 8 ohms |
| Frequency response | 20Hz to 50kHz |
| Tuning range | FM, MW |
| Dimensions | 405 x 137 x 350mm |
| Weight | 10.6kg |
| Inputs | Phono (MM), AUX, Tape, AM/FM Tuner |
| Outputs | A/B speaker switching |
| Construction | Direct coupled, solid-state |
Design
The SX-1000TW uses solid-state, direct-coupled circuitry, marking a shift from vacuum tube designs to fully transistorized audio amplification in Pioneer’s lineup.
Context
Market
Used units in good condition have sold for between $225 and $374, with non-working examples listed as low as $75. Restoration costs can approach $200 in parts, and a common issue reported is the unit powering on with no sound output.
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