Crown pt 1.1 用户手册
Power-Tech .1 Series Power Amplifiers
page 16
Operation Manual
Minimum Guaranteed Power
Power-Tech 1.1
Power-Tech 2.1
Power-Tech 3.1
120 VAC, 60 Hz Units, Stereo mode, per channel, both channels driven
1 kHz with 0.1% THD
Stereo, 4 ohms per ch.
Stereo, 8 ohms per ch.
Stereo, 8 ohms per ch.
305
220
220
460
325
325
760
540
540
120 VAC, 60 Hz Units, Bridge mono mode
1 kHz with 0.1% THD
8 ohms
16 ohms
16 ohms
605
445
445
910
660
660
1,525
1,090
1,090
120 VAC, 60 Hz Units, Parallel mono mode
1 kHz with 0.1% THD
2 ohms
4 ohms
4 ohms
605
440
440
920
655
655
1,530
1,080
1,080
Performance
Power-Tech 1.1
Power-Tech 2.1
Power-Tech 3.1
Frequency Response (at 1 watt, 20Hz - 20 kHz)
± 0.1 dB
± 0.1 dB
± 0.1 dB
Phase Response (at 1 watt, 10Hz - 20 kHz)
± 10°
± 10°
± 10°
Signal to Noise Ratio below rated power (20 Hz to 20 kHz)
>100 dB
>100 dB
>100 dB
Total Harmonic Distortion (THD) at rated power, from 20 Hz to 1 kHz
< 0.05%
< 0.05%
< 0.05%
Total Harmonic Distortion (THD) at rated power, at 20 kHz
< 0.1%
< 0.1%
< 0.1%
Intermodulation Distortion (IMD) 60 Hz and 7 kHz at 4:1,
from 163 milliwatts to full bandwidth power
from 163 milliwatts to full bandwidth power
< 0.05%
< 0.05%
< 0.05%
Damping Factor: 10 Hz to 400 Hz
>1000
>1000
>1000
Crosstalk (below rated power, 20 Hz to 1 kHz)
> 60 dB
> 60 dB
> 60 dB
Controlled Slew Rate
>13 volts/ms
>13 volts/ms
>13 volts/ms
Input Impedance nominally balanced, nominally unbalanced
20 k ohms, 10 k ohms
20 k ohms, 10 k ohms
20 k ohms, 10 k ohms
Load Impedance (Note: Safe with all types of loads)
Stereo
Bridge Mono
Parallel Mono
Stereo
Bridge Mono
Parallel Mono
4-8 ohms
8-16 ohms
2-4 ohms
4-8 ohms
8-16 ohms
2-4 ohms
4-8 ohms
8-16 ohms
2-4 ohms
Voltage Gain (at maximum level setting)
0.775V sensitivity
1.4V sensitivity
0.775V sensitivity
1.4V sensitivity
35 dB
30 dB
30 dB
36 dB
31 dB
31 dB
38 dB
33 dB
33 dB
Required AC Mains (configured country-specific)
50/60 Hz, 100-240VAC (+10%, -15%)
50/60 Hz, 100-240VAC (+10%, -15%)
50/60 Hz, 100-240VAC (+10%, -15%)
Power Draw at Idle (configured country-specific)
90 watts or less
90 watts or less
90 watts or less
7 Specifications