Crest Audio CKd 604 Owner's Manual page 28

Rated Power @ 4 ohms
Rated Power @ 8 ohms
Rated Power @ 70.7 volts
Rated Power @ 100 volts
Rated Power @ 4 ohms
Rated Power @ 8 ohms
Rated Power @ 70.7 volts
Rated Power @ 100 volts
Min Load Impedance
Frequency Response
Damping Factor
Input CMRR
Voltage Gain Low Z
Voltage Gain 70V/100V
High Pass Filter
Input Sensitivity Low Z
Input Sensitivity 70V/100V
Input Impedance
Hum and Noise
Current Consumption All Channels
Idle:
1/8 Power 8 ohms / 4 ohms
1/8 Power 70V (4 ohms) / 100V (8 ohms)
1/3 Power 8 ohms / 4 ohms
1/3 Power 70V (4 ohms) / 100V (8 ohms)
Thermal Emission All Channels
(Power Dissipated as Heat)
Idle:
1/8 Power 8 ohms / 4 ohms
1/8 Power 70V (4 ohms) / 100V (8 ohms)
1/3 Power 8 ohms / 4 ohms
1/3 Power 70V (4 ohms) / 100V (8 ohms)
Cooling
Controls:
Front panel:
Rear panel:
Indicator LEDs
Front panel:
Rear panel:
CKd 1204 Specification Sheet
- 1,400 watts per channel at <0.1% single channel driven @ 1 kHz.
- 1,300 watts per channel at <0.15% single channel driven @ 1 kHz.
- 1,250 watts per channel at <0.05% single channel driven @ 1 kHz.
- 1,250 watts per channel at <0.05% single channel driven @ 1 kHz.
- 1,250 watts per channel at <0.05% four channels driven @ 1 kHz.
- 1,250 watts per channel four channels driven @ 1 kHz *
- 1,250 watts per channel at <0.05% four channels driven @ 1 kHz.
- 1,250 watts per channel four channels driven @ 1 kHz *
- 4 ohms
- 10 Hz - 20 kHz, 0 dB to 0.5dB at 1 watt 8 ohms load
- > 200:1 @ 20 Hz - 1 kHz at 8 ohms load
- < 75 dB at 1 kHz
- x 40 (32.0 dB)
- x 50 (34.0 dB)
- 70 Hz, 3 rd order HPF
- 1.77 volts for 1KHz 4 ohms rated power, 2.50 volts for 1KHz 8 ohms rated power.
- 1.40 volts for 1KHz (70V) 4 ohms rated power, 2.0 volts for 1KHz (100V) 8 ohms rated power.
- 20k ohms balanced, 10k ohms unbalanced.
- > -95 dB, "A" weighted referenced to rated power @ 8 ohms.
- 126 watts, 260 VA
- 765W, 1,260VA / 812W, 1,350VA
- 812W, 1,350VA / 765W, 1260VA
- 1,910W, 2,840VA / 2,078W, 3,070VA
- 2,078W, 3,070VA / 1,910W, 2,840VA
- 430 btu/hr
- 480 btu/hr / 638 btu/hr
- 638 btu/hr / 480 btu/hr
- 830 btu/hr / 1,403 btu/hr
- 1,403 btu/hr / 830 btu/hr
- Temperature dependent variable speed 80 mm DC fan
- On/Standby/Remote AC Switch, one independent 21A circuit breaker
- 4 channel input signal attenuators, 4 ch 100V/70V/Low Z selection switches, two 3-position
connectors for STO In & STO Out, 4 Fault Relay outputs, 4 Control Voltage Inputs,
NexSys module bay
- 4 x Mute/Fault/ACL&IGM/Signal/Active, one PSupply, one ACV
- 4 x Mute/Fault/ACL&IGM/Signal/Active, one PSupply, one ACV