2or 4 channel Car Amplifier (JD-A990) 1800W

Detailed Product Description

JD-A990 Power Amplifier

FEATURES:
Four Class "AB" High-current Dual discrete Drive Stages.
Class "AB" Technology MOSFET PWM Power Supply.
2 Ohm stable operation with output power increase.
Bridgeable & TRI-Mode Operation.
Continuously Variable 12dB/BASS & 12Db/TREBLE.
Subwoofer Variable crossover for deep Bass Control.
Gold plated RCA & Power, Speaker Terminal.
Soft Start & Muting.
Overload, Thermal, Short Circuit Protection.
Power & Protection Indicator.
Continuously variable input gain adjustment gold plated RCA, Low Level high impedance imput.
SPECIFICATIONS
AVERAGE POWR OUTPUT/CH	400W4 or 800W2 (Max)
INTO 4 Ohm, 4CHANNELS DRIVEN	400W4 or 800W2 (Max)
LOW PASS FILTER	(VARIBLE) 40Hz~150Hz
HIGH PASS FILTER	(VARIBLE) 80Hz~1.2kHz
FREQUENCY RESPONSE (-1dB)	10 Hz-50KHz at +1dB
SIGNAL TO NOISE RADIO ("A"WTD)	Over 90dB
INPUT SENSITIVITY	INPUT SENSITIVITY
INPUT IMPEDANCE	10K Ohm
OPERATION VOLTAGE (NEGATIVE GROUND)	DC12V
SPEAKER IMPEDANCE @ STEREO DRIVEN	2~16 Ohm
SIGNAL RATIO:	Over85dB
SUBWOOFER FREQUENCY:	Adjustable 40Hz ~ 250Hz
ACCESSORY:	Screw Set & Spare Fuse
FUSE RATING	40A*1
DIMENSIONS (WHD) mm	33028555(mm)
GROSS WEIGH	4 KG
NET WEIGH	3.7KG