Sansui RG-707 Stereo Graphic Equalizer Consolette Vintage 1983 Work Good Look
Sansui RG-707 Stereo Graphic Equalizer Consolette Vintage 1983 Work Good Look
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Sansui RG-707 Stereo Graphic Equalizer Consolette Vintage 1983 Japan
The Sansui RG-707 Stereo Graphic Equalizer Consolette is a refined example of early 1980s Japanese audio engineering, combining precision equalization with integrated mixing and reverb functionality in one elegant component.
Designed and manufactured in Japan around 1983, this unit reflects the golden era of analog Hi-Fi, when build quality, sonic character, and aesthetic presence were equally important.
The RG-707 features a 7-band stereo graphic equalizer with carefully selected frequency points at 63 Hz, 160 Hz, 400 Hz, 1 kHz, 2.5 kHz, 6.3 kHz, and 16 kHz, allowing accurate tonal shaping across the full audible spectrum.
Each band offers a generous ±12 dB adjustment range, providing both subtle refinement and dramatic tonal contouring depending on system requirements and listening preference.
Audio performance is impressive, with a full frequency response of 20 Hz to 20 kHz, total harmonic distortion rated at just 0.05%, signal-to-noise ratio of 70 dB, and channel separation of 50 dB.
The unit operates with an input sensitivity of 150 mV and delivers a 150 mV output level, making it compatible with standard line-level Hi-Fi components of its era.
Beyond equalization, the RG-707 incorporates two additional 5-band equalizers dedicated to microphone or instrument inputs, expanding its versatility for vocal processing or live applications.
A built-in electronic BBD reverb section adds spatial depth and vintage ambiance, enhancing both music playback and microphone performance with classic analog warmth.
The “Consolette” design integrates mixing-style controls into a compact chassis measuring 430 x 78 x 223 mm and weighing approximately 2.8 kg, offering both rack presence and practical usability.
Its brushed front panel, precision sliders, and unmistakable 1980s industrial aesthetic make it not only a functional component but also a striking visual statement in any vintage Hi-Fi system.
Whether used in a classic stereo chain, a retro-inspired studio setup, or as part of a curated Japanese audio collection, the Sansui RG-707 delivers authentic analog character with reliability and style.
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Technical Summary Note
Model: Sansui RG-707 Stereo Graphic Equalizer Consolette
Country of Manufacture: Japan
Year of Manufacture: Circa 1983
Frequency Response: 20 Hz – 20 kHz
Total Harmonic Distortion: 0.05%
Signal-to-Noise Ratio: 70 dB
Channel Separation: 50 dB
Input Sensitivity: 150 mV
Output Level: 150 mV
Equalizer Bands: 63 Hz / 160 Hz / 400 Hz / 1 kHz / 2.5 kHz / 6.3 kHz / 16 kHz
Control Range: ±12 dB
Additional EQ: Two 5-band sections for microphone/instrument
Reverb: Integrated analog BBD electronic reverb
Dimensions: 430 x 78 x 223 mm
Weight: 2.8 kg
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