Page 1 of Keiga 2 Amps (Class D) by Madisound Speaker Components

kgnd5250 500w kgnd52100 1000w class d subwoofer plate amplifiers madisound is pleased to offer these powerful class d amplifiers a class d amplifier is a switching amplifier that converts a low level analog signal into a high power pulse width modulated output the kgnd52100 is 86 efficient and the kgnd5250 is 82 efficient inherent in the class d design and the efficient power supply the 1950 watt peak analog power supply is a cleaner power source than switching power supplies found in most other class d amplifiers the keiga class d amps also have very low standby power consumption of 1 watt which meets new european standards because of its efficiency these amps produce very little heat the amps are equipped with a protective casing on the back not shown in this picture kgnd 5 2 1 0 0 features · very high efficiency class d amplifier high current mosfet output devices · low pass frequency adjustable 50~100hz · woofer level control · 180 phase invert switch · auto on control switchable · very low standby power · thermal protection · master power switch · lfe input · rca in/out out has no crossover · speaker level in/out out has no crossover · iec power socket · led power indicator · ac 115v/230v switchable o specifications · power output 10 thd 4 ohms power output 1 thd 4 ohms · t.h.d · s/n ratio rated power · input sensitivity 100hz rca low level speaker high level · input impedance · variable low pass frequency · efficiency · standby power consumption · dimensions width height depth · weight · price each 5250 600w 500w 0.08 80db 150 mv 3.5v 22k 82 1w 12 12 4.5 9.0kg $435 52100 1200w 1000w 0.08 90db 190mv 4.2v 22k 86 1w 12 12 4.5 13.5kg $545 50~100hz 50~100hz

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