Sinewave Electronics Co., Limited  

Product Name: PA500d Mono 500W/100V Output Transformerless Amplifier Model NO.: PA500D THD: 0.5% Application: Broadcast Speaker Material: metal Speaker System: Mono Operation Mode: Knob Control Hi-Fi: Not Hi-Fi Noise: 100dB Trademark: Sinewave Transport Package: Paper Carton Origin: China Product Description PA500D mono 500w/100v transformerless amplifier,with 24vDCbattery backup supplyFEATURES:1.500W constant voltage amp, RMS power, transformerless output2.24hourscontinuous running design, high stability3.220V or 110V 50Hz or 60Hz ac supply selected4. 24v dc battery backup system support,auto switch to dc supply when ac loss.5.2Ucase, good look high heat dissipation performance.6.Power on auto diagnostic function, full protection inside.7.RS485 remote control and status reply.8.Auto temperature control system, fan speed and amp gain changedwhen high temperature.9.Power level auto control system, delivery out power auto limited.10.Class D Balance To Balance technology supported, high switchingfrequency, lower EMI, better amplified signal output.11.Monitor speaker inside, monitor the output level and input signal12.Low pass filers and high cut filters inside, suit for broadcast application.Specifications:Power Source110Vac or 220Vac 50Hz/60Hz24v dc battery backupDiagramBalance To BalanceClass DInputRca unbalance input1.0VrmsPhoniex balance input 0.775VrmsRated Power500W/20Ω,100Vrms outputFrequency Response75Hz-15KHz +1dB/-1dB(activefilter available)THD0.5% at rated powerProtectionOCP/OVP/UVP/DCP/OTP,thermalauto gain control, over current auto gain controlS/N100dBControlRS485 control and status reply, amplifier stage on/off control, amplifier status reply on RS485Monitor2cm 8Ωspeaker,panelmonitorvolumeadjustLED IndictorAmplifierready(GREEN)Overtemperature(RED),auto diagnostic ok(GREEN)Input signal level(GREEN/YELLOW/RED)MainVolumePanelmain volume adjustCoolingAluminum heatsinkcooling and auto fan coolingOperating Temperature-10 to +40ºCDimensions430mm(Width)X378mm(Length)X88.8mm(height)Weight8.5Kg