Audio Research LS2B
¥ 520,000 (around 1992)
Commentary
A control amplifier with a fully balanced design.
The LS2B is a line-only amplifier with a completely simple design that eliminates phono circuits and a fully balanced circuit configuration for all stages.
Most of the signal circuit including the power supply consists of a solid state configuration with FET as the center, and one twin triode 6DJ8 is used for the point on the circuit related to the feeling of music.
To make the most of the balance circuit, the line input is also equipped with a balance input using the XLR terminal.
Model Rating
| Type | Control amplifier |
| Input terminal | Line : Route 6 Tape : 1 system |
| Output terminal | Unbalanced : 20V/250 Ω Balance : 500 Ω |
| Frequency characteristic | 1 Hz to 100 kHz ± 0.5 dB |
| Power consumption | 60W |
| External dimensions | Width 480x Height 134x Depth 260 mm |
| Weight | 6.0kg |
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