DIATONE DA-Q200
¥ 39,800 (around 1972)
Commentary
A 4-ch SE decoder developed for components and stereo sets that incorporates SE logic circuits in a 4-ch decoder.
The DA-Q150 decoder is equipped with an OTL power amplifier for the rear. It becomes a 4-channel stereo by using it for a normal stereo set.
Connect from the REC jack of the stereo set, and connect the output to the rear speaker and the Playback jack of the stereo set.
The decoder has built-in RM / SQ / QM-4 matrix and can play 4 ch of almost all commercial records.
Model Rating
| Type | 4-channel SE decoder |
| Regeneration system | General Matrix Method (Regular Matrix) CBS type matrix method (SQ matrix) Discrete method QM-4 Matrix Method |
| Input signal level | 200mV(rms) |
| Output signal level | Forward 2 ch : 200 mV (rms) |
| Backward ch output | 15W + 15W (8 Ω) |
| Input impedance | 50k Ω or more |
| Harmonic distortion | Forward 2 ch : 0.3% or less Rear 2 ch : 0.5% or less |
| Separability | Between 2 channels in front, between the front channel and the rear channel : 15 dB max. |
| Power supply voltage | 100 VAC, 50Hz/60Hz |
| External dimensions | Width 250x Height 144x Depth 350 mm |
| Weight | 5.6kg |