D类超低音功放

NO.TEST ITEMSTEST CONDITIONSUNITSPECLINELFE1OUTPUTPOWER1%THD+N 4Ω100Hz (Level & crossover atMax)W100±5100±52THD+NPOWER=100W/4Ω/ 100Hz(Level & crossover atMax)%＜0.5＜0.5POWER=56W/4Ω/ 100Hz(Level & crossover atMax)＜0.2＜0.2POWER 1W 4Ω/100Hz(Level & crossover atMax)＜0.3＜0.33AUTO ONSENSITIVITYLINE IN (AUTO ONSENSITIVITY)mV3±0.5AUTO OFF TIMEAUTO TURNING OFF TIME (POWER=100W/4Ω100Hz-> INPUT OFF)Minutes13-164INPUT

SENSITIVITYLINE-IN POWER= 100W4Ω100Hz(Level & crossover atMax)mV200±5200±5HIGH-IN POWER=100W4Ω100Hz(Level & crossover atMax)V//5HIGH- OUTHIGH-IN POWER= 100W4Ω100Hz(Level & crossover atMax)V//6FREQUEN RESPONSEPOWER 1W/4Ω100Hz=0dB/-3dB (Level & crossover at Max)Hz26-195

±5%25-400

±5%7LOW PASS CROSSOVERPOWER 1W/4Ω100Hz=0dB/-3dB (Level at Max, crossover at Min)Hz40-195±5%/8FILTERLOW PASS 1W/4Ω270Hz=0dB TEST POINT AT540Hz

(Level & crossover at Max)dB/oct27±/HI PASS 1W/4Ω28Hz=0dB TEST POINT AT14Hz

(Level & crossover atMax)dB/oct18±1/9BASS BOOSTERPOWER 1W/4Ω40Hz(100Hz=0dBrLevel & crossover atMax)dB6.5±0.5/10SIGNAL TO NOISEPOWER= 100W 4Ω/ 100Hz(Level & crossover atMax) +AdB＞94＞93POWER 1W/4Ω/100Hz(Level & crossover at Max)+AdB＞74＞7311OUTPUT NOISESIGNAL SOURCE:600Ω(Level & crossover atMax)mV＜1.5＜1.5SIGNAL SOURCE:600Ω(Level & crossover atMin)mV＜1.0＜1.012PHASEPOWER=100W/4Ω100HzPASSOK13SHORTED OUTPUTSHORT ACROSS OUTPUT CHANNEL

(1/8POWER4Ω100Hz For 2 Minutes)PASSOK14VOLTAGE SUPPLY EXTREMESPOWER= 100W4Ω/100Hz ( - )10%Voltage Duration:2MinutesPASSOKPOWER= 100W4Ω/100Hz (+) 10%Voltage Duration:2 MinutesPASSOK15CURRENT DRAWAUTO OFF(Standby power mode)W＜1AUTO ON(NO SIGNAL INPUT)W＜15POWER=100W 4Ω/100Hz(Level & crossover at Max)W16016TEMPERATURETESTTEMPERATURE TEST(TIME=120Min) 1/8POWER (POWER=100W 4Ω100Hz)℃＞6517HI-POT TESTLINE TO GROUND & HEAT-PANEL

(TEST TIME:1Sec; I≦100 m A,limit U=2120V DCPASSOK18INSULATION RESISTANCELINE TO GROUND&HEAT-PANEL500V DC;TEST TIME:1Sec,R≧4 MOhmPASSOK