Audio Database
SP-1
Commentary

An AV surround processor preamplifier that combines an analog pure amplifier with a digital surround processor.

Dolby Digital, Dolby Pro Logic Dolby Pro Logic and DTS.
It is also THX compliant.

The digital circuit is equipped with the latest 24-bit D/A converter and multi-DSP chips.

The analog circuit is separated from the digital circuit.
The circuit configuration is discrete.

The analog surround output has two systems, XLR3 balanced and RCA unbalanced.

Equipped with 12 v power ON/OFF, programmable remote trigger input terminal.

The volume part uses a motor drive system.

There are 2 color variations of black and silver.

Infrared remote controller is included.

Model Rating
Type AV preamplifier
Rear panel terminal Analog input : Route 6 (RCA)
6-ch surround output : 2 systems (RCA, XLR3)
Stereo output : 1 system (RCA)
Digital input RCA (SPDIF) : 4 lines
Toslink (SPDIF) : 2 systems (Pro version is AES/EBU1 system)
Distortion factor 0.006% or Less (DSP Mode)
0.0025% or less (DSP Bypass Mode)
Signal-to-noise ratio 100 dB (DSP mode)
110 dB (DSP bypass mode)
Frequency characteristic 20 Hz to 20 kHz ± 0.25 dB
Power supply voltage 100 VAC, 50Hz/60Hz
Power consumption 200W maximum
External dimensions Width 432x Height 97x Depth 334 mm
Weight 6.4kg
Attachment Wireless Remote Control