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Krell Full Power Balanced X Series Power Amplifiers 23
Specifications
Full Power Balanced 350Mcx, 450Mcx, 750Mcx Monaural Amplifiers
FPB 350Mc FPB 450Mc FPB 750Mc
FREQUENCY RESPONSE
20 Hz to 20 kHz 20 Hz to 20 kHz 20 Hz to 20 kHz
+0 dB, -0.05 dB +0 dB, -0.05 dB +0 dB, -0.05 dB
0.1 Hz to 240 kHz 0.1 Hz to 240 kHz 0.1 Hz to 240 kHz
+0 dB, -3 dB +0 dB, -3 dB +0 dB, -3 dB
SIGNAL TO NOISE RATIO 114 dB 118 dB 121 dB
“A” WEIGHTED
GAIN 26.4 dB 26.4 dB 26.4 dB
TOTAL HARMONIC 1 kHz <0.03% 1 kHz <0.03% 1 kHz <0.03%
DISTORTION (THD) 20 kHz <0.16% 20 kHz <0.16% 20 kHz <0.16%
ALL BALANCED, UNWEIGHTED
INPUT IMPEDANCE 100 kOhms 100 kOhms 100 kOhms
INPUT SENSITIVITY 2.53 Vrms 2.87 Vrms 3.71 Vrms
OUTPUT POWER 8 Ohms 350 W 8 Ohms 450 W 8 Ohms 750 W
EACH CHANNEL DRIVEN 4 Ohms 700 W 4 Ohms 900 W 4 Ohms 1,500 W
2 Ohms 1,400 W 2 Ohms 1,800 W 2 Ohms 3,000 W
OUTPUT VOLTAGE Peak to Peak138 V Peak to Peak170 V Peak to Peak240 V
RMS 49 V RMS 60 V RMS 84 V
POWER CONSUMPTION Stand-by 30 W Stand-by 37.5 W Stand-by 42.5 W
Idle 150 W Idle 175 W Idle 220 W
Max. 1,700 W Max. 3,000 W Max. 6,000 W
INPUTS 1 balanced via 1 balanced via 1 balanced via
XLR connectors XLR connectors XLR connectors
1 Krell CAST via 4-pin 1 Krell CAST via 4-pin 1 Krell CAST via 4 pin
bayonet connectors bayonet connectors bayonet connectors
OUTPUTS 2 pair (one upper, 2 pair (one upper, 2 pair (one upper,
SPEAKER BINDING POSTS one lower) one lower) one lower)
REMOTE CONTROL Optional Optional Optional
DIMENSIONS
INCHES 12.5w x 10.5h x 16.0d 12.5w x 10.5h x 19.0d 12.5w x 10.5h x 25.0d
CENTIMETERS 31.8w x 26.7h x 40.6d 31.8w x 26.7h x 48.3d 31.8w x 26.7h x 67.3d
WEIGHT
SHIPPING 79.0 lb., 35.9 kg 110.0 lb., 50.0 kg 155.0 lb., 70.5 kg
UNIT ONLY 68.0 lb., 31.0 kg 98.0 lb., 44.5 kg 140.0 lb., 63.6 kg