Restored Realistic 31-1987 5 band Graphic Equalizer(9) (with original box)

13 capacitors replaced. 6 transistors replaced (2SC1313) known to become noisy replaced as preventative measure. (1) inductor 1.4 Henry (L 201) replaced. Cleaned inside and out. All switches and sliders cleaned and lubed. This Equalizer comes with the original box (no user manual or instructions) Tested over 40 hours
Restored March 2025

****No P.O. Boxes or Meet ups****

When this unit was first purchased It was noted the left 60 Hz slider was dead and woofer fluttered excessively. An open inductor was found and replaced and new capacitors stopped the excessive dc to the outputs.


Output Level: 1V

Gain: ± 0dB

Frequency response: 5Hz to 100kHz

Signal to Noise Ratio: 90dB

Total harmonic distortion: 0.02%

Control Range: ± 12dB

Frequency Bands: 60, 240, 1K, 3.5K, 10KHz

This item is sold As-Described

This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.

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Listeda year ago
ConditionGood (Used)
Good condition items function properly but may exhibit some wear and tear.Learn more
Brand
Model
  • 31-1987
Categories
Made In
  • Japan

Product safety information may be available here.

Jim's Vintage Electronics

Shakopee, MN, United States
Joined Reverb:2021

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