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RECEIVER OPTIMUS STA 2170 AM FM DIGITAL SYNTH. TESTED - $155 (BALLWIN town and country)
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Tested, Phono, radio, led power display... all working.
Optimus 2170, part of Radio Shack’s Optimus line, which replaced the Realistic branding around early 1990.
Sleek black design, LED power meters, and full phono input support.
Key Specifications
Power Output: ~50 watts per channel RMS into 8 ohms (20–20,000 Hz, <0.09% THD)
Total Harmonic Distortion: ≤0.09% (very respectable for its class)
Inputs:
Phono Port (so you can plug in that beloved turntable)
CD/Aux
TV/VCR ( these could be used for other inputs)
Tape In/Out (monitor function - would allow you to hook up an external device like an equalizer)
Outputs:
A + B speaker outputs (A/B switchable, can run simultaneously)
Headphone jack
Tuner: Quartz-locked digital AM/FM with 30+ station presets
Other Features:
Output Power Meter with multi-segment LED display
Front-panel Bass, Treble, Balance, Loudness controls
Speaker selector for A / B / Surround, Up to 4 speakers
Detachable AC cord (standard IEC)
Dimensions: Approx. 17" W × 5.5" H × 13" D
Weight: Around 18–20 lbs
Tested, Phono, radio, led power display... all working.