Audio Database

L-30
Commentary

Pre-main amplifier using transistor.

We have reconsidered the existing pre-main amplifier in terms of circuit and function, and we have omitted what can be omitted from a practical point of view in order to improve sound quality relative to the price.

Model Rating
Type Pre-main amplifier
Continuous effective output 35W + 35W (8 Ω, both channels operating)
Total harmonic distortion factor 0.05% or Less (8 Ω, 35W)
Cross modulation distortion factor 0.1% or Less (8 Ω, 35W, 60 hz : 7 khz = 4 : 1)
Output bandwidth 10 Hz to 50 kHz -3dB (0.1%)
Input sensitivity Phono:2.6mV
Tuner, Aux1, 2 : 150 mv
Signal-to-noise ratio Phono : 64 dB or more
Tuner, Aux : 83 dB or higher
Tone control LUX System NF Type with Bending Point Frequency Switching
Attachment High filter
Low filter
Tape monitor
Speaker switching
External dimensions Width 440x Height 161x Depth 224 mm
Weight 7.5kg