
器材规格
Form Stereo preamplifier
Frequency response
balanced input (CD, Line) : 1.0Hz-600kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB
CD, Tuner, Line, Tape Play : 1.0Hz-600kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB AD input: 20Hz-20kHz±0.2dB
THD 0.005% (with all the input terminals)
Input sensitivity/impedance
(at the time of an Output power / 0.5V output) AD MM1:8.0mV/2.0mV/47kohm
AD MM2:4.0mV/1.0mV/47kohm
AD MC: 0.25mV/0.063 mV/100 ohms
Balanced: 252mV/63mV/40kohm
Unbalanced: 252mV/63mV/20kohm
An Output power/impedance Balanced output: 2.0V/50 ohm
Unbalanced output: 2.0V/1 ohm
Tape rec: 252mV/200 ohms
Headphone jack Conformity impedance: 4ohms - 600ohms
S/N and input conversion noise
Input terminal Input short-circuit IHF-A compensation EIA S/N
Rated input S/N Input conversion noise
AD MM1: 96dB -138dBV 85dB
AD MM2: 92dB -140dBV 86dB
AD MC: 80dB -152dBV 83dB
Balanced: 112dB -124dBV 94dB
Unbalanced: 116dB -128dBV 96dB
Maximum-except-take-off level
(0.005% of a distortion, 20Hz - 20kHz) Balanced output:7.0V
Unbalanced output:7.0V
Tape rec:7.0V
The AD maximum inlet pressure
(1kHz, 0.005% of distortion) MM1:250mV
MM2:125mV
MC:8mV
Minimum load impedance Balanced output: 600ohms
Unbalanced output: 1kohm
Tape rec: 10kohm
Gain Balanced input->Balanced output: 18dB
Balanced input->Unbalanced output: 18dB
Balanced input->rec output: 0dB
Unbalanced input->Balanced output: 18dB
Unbalanced input->Unbalanced output: 18dB
Unbalanced input->rec output: 0dB
AD MM (1/2) input->Balanced output: 48 / 54dB
AD MM (1/2) input->Unbalanced output: 48 / 54dB
AD MM (1/2) input->rec output: 30 / 36dB
AD MC input->Balanced output: 78dB
AD MC input->Unbalanced output: 78dB
AD MC input->rec output: 60dB
Presence control Four band systems
Frequency: 8kHz [ a 40Hz/100Hz change, 500Hz, 2kHz, and ]/20kHz change
Variable range: ±10dB
Loudness Compensation + 6dB (100Hz, Volume-30dB)
Subsonic Filter 17Hz, -12 dB/oct
Attenuator -20dB
The semiconductor used Transistor: 59 pieces
FET: 25 pieces
IC: 26 pieces
Diode: 57 pieces
Power supply voltage AC100V/117V/220V/240V, 50Hz/60Hz
Power consumption 19W
Dimensions the width 475x height 149(piece -- it includeds) x depth of 375mm
Weight 18.4kg
Frequency response
balanced input (CD, Line) : 1.0Hz-600kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB
CD, Tuner, Line, Tape Play : 1.0Hz-600kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB AD input: 20Hz-20kHz±0.2dB
THD 0.005% (with all the input terminals)
Input sensitivity/impedance
(at the time of an Output power / 0.5V output) AD MM1:8.0mV/2.0mV/47kohm
AD MM2:4.0mV/1.0mV/47kohm
AD MC: 0.25mV/0.063 mV/100 ohms
Balanced: 252mV/63mV/40kohm
Unbalanced: 252mV/63mV/20kohm
An Output power/impedance Balanced output: 2.0V/50 ohm
Unbalanced output: 2.0V/1 ohm
Tape rec: 252mV/200 ohms
Headphone jack Conformity impedance: 4ohms - 600ohms
S/N and input conversion noise
Input terminal Input short-circuit IHF-A compensation EIA S/N
Rated input S/N Input conversion noise
AD MM1: 96dB -138dBV 85dB
AD MM2: 92dB -140dBV 86dB
AD MC: 80dB -152dBV 83dB
Balanced: 112dB -124dBV 94dB
Unbalanced: 116dB -128dBV 96dB
Maximum-except-take-off level
(0.005% of a distortion, 20Hz - 20kHz) Balanced output:7.0V
Unbalanced output:7.0V
Tape rec:7.0V
The AD maximum inlet pressure
(1kHz, 0.005% of distortion) MM1:250mV
MM2:125mV
MC:8mV
Minimum load impedance Balanced output: 600ohms
Unbalanced output: 1kohm
Tape rec: 10kohm
Gain Balanced input->Balanced output: 18dB
Balanced input->Unbalanced output: 18dB
Balanced input->rec output: 0dB
Unbalanced input->Balanced output: 18dB
Unbalanced input->Unbalanced output: 18dB
Unbalanced input->rec output: 0dB
AD MM (1/2) input->Balanced output: 48 / 54dB
AD MM (1/2) input->Unbalanced output: 48 / 54dB
AD MM (1/2) input->rec output: 30 / 36dB
AD MC input->Balanced output: 78dB
AD MC input->Unbalanced output: 78dB
AD MC input->rec output: 60dB
Presence control Four band systems
Frequency: 8kHz [ a 40Hz/100Hz change, 500Hz, 2kHz, and ]/20kHz change
Variable range: ±10dB
Loudness Compensation + 6dB (100Hz, Volume-30dB)
Subsonic Filter 17Hz, -12 dB/oct
Attenuator -20dB
The semiconductor used Transistor: 59 pieces
FET: 25 pieces
IC: 26 pieces
Diode: 57 pieces
Power supply voltage AC100V/117V/220V/240V, 50Hz/60Hz
Power consumption 19W
Dimensions the width 475x height 149(piece -- it includeds) x depth of 375mm
Weight 18.4kg
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