Carver pm420 用户手册

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页码 20
7
6
Continuous Average Output Power, both
channels driven:
50 watts 
per channel into
8 ohms at 1kHz, with no
more than 0.1% THD
62 watts per channel into
4 ohms at 1kHz, with no
more than 0.1% THD 
Bridged-mono operation:
125 watts into 8 ohms at
1kHz, with no more than
0.1% THD 
Dynamic Headroom:
>2dB
Frequency Response:
20Hz to 20kHz (±0.75dB
)
Channel Separation:
>55dB @ 1kHz
Damping Factor:
<400
Input Impedance:
22 Kohms unbalanced,
44 Kohms balanced
Sensitivity:
Low: 1.5V
RMS
for rated
power into 4 ohms at
1kHz, 193mV
RMS
for 1W
into 4 ohms @ 1kHz
High: 0.775V
RMS
for rated
power into 4 ohms @
1kHz, 100mV
RMS
for 1W
into 4 ohms @ 1kHz
Gain:
High: 26.0dB (±0.5dB)
Low: 20.3dB (±0.5dB)
Input Overload:
+18dBµ
THD:
<0.1%
IM Distortion:
<0.1%
Signal-to-Noise Ratio:
>100dB, A-weighted,
referenced to rated power
into 4 ohms
Headphone Output:
3.0V
RMS
into 60
Ω
(150mW) 11.3V
RMS
into
600
Ω
 (213mW)
Slew Rate:
>10V / µS
CMRR:
>40dB @ 1kHz 
Power Consumption:
250W at full power into 4
ohms (continuous)
Power Requirements:
120VAC /60Hz (USA and
Canada) Other voltages
as required for export
Display:
3 LED indicators per
channel: READY, SIGNAL,
CLIP / PROTECT
Size (H x W x D):
1.75˝ (1U) x 19˝ x 13.25˝
44
mm
x 483
mm
x 337
mm
Net Weight:
13.8 lbs. (6.3 kgs)
Shipping Weight:
17 lbs. (7.73 kgs)
Due to ongoing continuous product development
features, specifications, and availability are subject
to change without notice.