Luxman - SQ707 II Solid state integrated amplifier

Vintage solid-state integrated amplifier Luxman 707 II (also known in some variants as SQ-707 II), produced in Japan around the late '60s and early '70s by Lux Corporation.
It is a classic piece from the golden age of Japanese hi-fi, characterized by a sound that is typically warm, soft, and very musical, similar to valve (tube) systems.
Technical Specifications
Output power: 17 Watts per channel into 8 Ω (stereo)
Frequency response: from 30 Hz to 30 kHz
Total harmonic distortion (THD): 1%
Damping factor: 20
Signal-to-noise ratio (S/N): * 60 dB (phono input)
65 dB (line inputs)
Input sensitivity: * 2 mV (MM cartridge – Phono)
120 mV (line)
Inputs and Connectivity
On the front panel and rear there are the connections for era sources:
Phono: For turntables (MM cartridges).
Tuner: For the radio tuner.
Auxiliary (AUX): Auxiliary input (today usable for connecting CD players, DACs, phones or Bluetooth adapters).
Tape Recorder: Input/output for cassette or reel-to-reel recorders.
Headphone Output: 6.3 mm jack on the front panel (phones).
Design and Controls
The Luxman 707 II is famous for its highly original tone-control configuration:
Separate Tone Controls: Four dedicated knobs for fine adjustment of the left and right channels, for Treble and Bass.
Toggle switches: Allow quick boosting or cutting of frequencies (intense / mild), switch from Stereo to Mono, activate Tape Monitor, and select speaker outputs.
Dimensions and Weight
Dimensions: 373 × 125 × 227 mm
Weight: About 4.9 kg
Usage note: Being a 17 W per channel amplifier, it performs best when paired with vintage or modern high-sensitivity speakers (at least 90 dB or higher) in small-to-medium-sized rooms.
In good preserved condition, the photos provide further description
Tracked and insured shipping