Pioneer - SG-9 Equalizer

Pioneer SG-9 12-Channel Stereo Graphic Equalizer

Excellent vintage Pioneer SG-9 stereo graphic equalizer, in excellent condition and fully functional.

The unit shows only light signs of use and age, consistent with its era. The front and controls are in very good condition, maintaining the elegant Pioneer aesthetics characteristic of early 1980s equipment.

The Pioneer SG-9 is a sophisticated 12-band stereo graphic equalizer per channel, designed to allow precise control of the frequency response and to tailor the audio system to the characteristics of the room and loudspeakers.

This is a model highly appreciated by collectors and vintage audio enthusiasts, noted for its excellent build quality, wide frequency response, and classic Pioneer design.

Technical specifications:

Brand: Pioneer
Model: SG-9
Type: Stereo graphic equalizer
Year: circa 1982
Origin: Japan
Number of bands: 12 per channel
Frequencies: 16 Hz, 32 Hz, 64 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz, and 32 kHz
Control range: ±10 dB
Frequency response: 5 Hz – 100 kHz (±3 dB)
Signal-to-noise ratio: 92 dB
Total harmonic distortion: 0.006%
Output level: 1 V, maximum 7.5 V
Gain: ±0 dB
Input impedance: 50 kΩ
Output impedance: 600 Ω
Dimensions: 420 × 150 × 355 mm
Weight: approximately 7.1 kg

An excellent opportunity for collectors of vintage Pioneer equipment or to integrate into a high-quality classic Hi-Fi system.

Careful packaging with proper protection for safe transport