
器材规格
Form Stereo preamplifier
Frequency response
balanced input (CD, Line) : 1.0Hz-350kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB
CD, Tuner, Line, Tape Play : 1.0Hz-350kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB AD: 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 MM: 2.0mV/0.5mV/47kohm
AD MC (26dB): 0.1mV/0.025 mV/10ohm, 30ohm, 100ohm
AD MC (32dB): 0.05mV/0.0125 mV/10ohm, 30ohm, 100ohm
Balanced: 252mV/63mV/40kohm (20kohm/20kohm)
Unbalanced: 252mV/63mV/20kohm
An Output power/impedance Balanced output: 2.0V/10 ohm (5ohm/5ohm)
Unbalanced output: 2.0V/5 ohm
Tape rec: 252mV/200 ohms
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 MM: 90dB -140dBV 86dB
AD MC(26dB): 80dB -154dBV 85dB
AD MC(32dB): 75dB -154dBV 85dB
Balanced: 111dB -123dBV 95dB
Unbalanced: 111dB -123dBV 95dB
Maximum-except-take-off level
(0.005% of a distortion, 20Hz - 20kHz) Balanced output:7.0V
Unbalanced output:7.0V
Tape rec:19.0V
The AD maximum inlet pressure
(1kHz, 0.005% of distortion) MM:300mV
MC(26dB):15mV
MC(32dB):7.5mV
Minimum load impedance Balanced output: 600ohms (300ohm/300ohm)
Unbalanced output: 600ohms
Tape rec: 10kohm
Gain Balanced input->Balanced output: 18dB
Balanced input->Unbalanced output: 18dB
Unbalanced input->Balanced output: 18dB
Unbalanced input->Unbalanced output: 18dB
Unbalanced input->rec output: 0dB
AD MM input->Balanced output: 54dB
AD MM input->Unbalanced output: 54dB
AD MM input->rec output: 36dB
AD MC(26/32dB) input->Balanced output: 80 / 86dB
AD MC(26/32dB) input->Unbalanced output: 80 / 86dB
AD MC(26/32dB) input->rec output: 62 / 68dB
Loudness Compensation
(Volume -30dB) 1:+3dB(100Hz)
2: +8dB (100Hz), +6dB (20kHz)
Subsonic Filter 10Hz, -18 dB/oct
Attenuator - 6dB-20dB-30dB, -infinity
The semiconductor used Transistor: 216 pieces
FET: 15 pieces
IC: 18 pieces
Diode: 158 pieces
Power supply voltage AC100V/117V/220V/240V, 50Hz/60Hz
Power consumption 53W
Dimensions Width 468x height 171x depth of 415mm
Weight 25.2kg
Frequency response
balanced input (CD, Line) : 1.0Hz-350kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB
CD, Tuner, Line, Tape Play : 1.0Hz-350kHz+0 -3.0 dB
20Hz-20kHz+0 -0.2 dB AD: 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 MM: 2.0mV/0.5mV/47kohm
AD MC (26dB): 0.1mV/0.025 mV/10ohm, 30ohm, 100ohm
AD MC (32dB): 0.05mV/0.0125 mV/10ohm, 30ohm, 100ohm
Balanced: 252mV/63mV/40kohm (20kohm/20kohm)
Unbalanced: 252mV/63mV/20kohm
An Output power/impedance Balanced output: 2.0V/10 ohm (5ohm/5ohm)
Unbalanced output: 2.0V/5 ohm
Tape rec: 252mV/200 ohms
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 MM: 90dB -140dBV 86dB
AD MC(26dB): 80dB -154dBV 85dB
AD MC(32dB): 75dB -154dBV 85dB
Balanced: 111dB -123dBV 95dB
Unbalanced: 111dB -123dBV 95dB
Maximum-except-take-off level
(0.005% of a distortion, 20Hz - 20kHz) Balanced output:7.0V
Unbalanced output:7.0V
Tape rec:19.0V
The AD maximum inlet pressure
(1kHz, 0.005% of distortion) MM:300mV
MC(26dB):15mV
MC(32dB):7.5mV
Minimum load impedance Balanced output: 600ohms (300ohm/300ohm)
Unbalanced output: 600ohms
Tape rec: 10kohm
Gain Balanced input->Balanced output: 18dB
Balanced input->Unbalanced output: 18dB
Unbalanced input->Balanced output: 18dB
Unbalanced input->Unbalanced output: 18dB
Unbalanced input->rec output: 0dB
AD MM input->Balanced output: 54dB
AD MM input->Unbalanced output: 54dB
AD MM input->rec output: 36dB
AD MC(26/32dB) input->Balanced output: 80 / 86dB
AD MC(26/32dB) input->Unbalanced output: 80 / 86dB
AD MC(26/32dB) input->rec output: 62 / 68dB
Loudness Compensation
(Volume -30dB) 1:+3dB(100Hz)
2: +8dB (100Hz), +6dB (20kHz)
Subsonic Filter 10Hz, -18 dB/oct
Attenuator - 6dB-20dB-30dB, -infinity
The semiconductor used Transistor: 216 pieces
FET: 15 pieces
IC: 18 pieces
Diode: 158 pieces
Power supply voltage AC100V/117V/220V/240V, 50Hz/60Hz
Power consumption 53W
Dimensions Width 468x height 171x depth of 415mm
Weight 25.2kg
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