AR(Acoustic Research) Limited Model 6
¥ 650,000 (around 1994)
Commentary
A limited series of spectral equalizers designed to vary the input signal.
Equipped with 6 frequency adjustment points that can freely vary the input signal and the necessary equalization curve, the characteristics can be adjusted according to the listening room environment.
Model Rating
| Type | Spectral equalizer |
| Input impedance | Balance : 2M Ω Unbalanced : 1M Ω |
| Output impedance | Balance : 100 Ω Unbalanced : 50 Ω |
| Maximum Input (RMS) | Balance : 20 v Unbalanced : 10 v |
| THD & IMD | 0.005% |
| Signal-to-noise ratio | 130dB(A-weight) |
| Frequency control | 20 Hz : + / - 22 dB 120 Hz : + / - 12 dB 500 Hz : + / - 6 dB 2 kHz : ± 6 dB 5 kHz : ± 12 dB 20 kHz : ± 22 dB |
| Input / output balance connector polarity | Pin1 : Shield Pin2 : Hot (+) Pin3 : Cold (-) |
| Pwer | 100 VAC, 50Hz/60Hz |
| External dimensions | Width 482.6x Height 108x Depth 330.2 mm |
| Weight | 6.75kg |