Electrohome-PA300-int-维修说明书手册含电器原理图

INSTRUCTION LEAFLET SERVICE INFORMATION-FOR THE-eo Custom Built "PA-300"Hi-Fi6-TUBE POWER AMPLIFIER一FEATURING-Six position In p ut Selector DC Balance ControlSwitchPreamplifier for Magnetic TypeSix Separate Input JacksPhono CartridgeSix Position Record Compensa-Preamplifier for Crystal Micro-tion SwitchphoneSeparate Bass and Treble ToneControlsPush-pull Output Amplifier Cir-cuitSeparate Level and Contour4,8,16 ohm.Output Impe-Controldance TapsRumble Filter with Switch●25/60 Cycle,,110-120V.A.C.,Two Switched AC ReceptaclesOperation●Hum Balance Control●Jewel Type IndicatorSpecifications as follows:With tone controls in flat position,level and contour controls full clockwise,allmeasurements (nominal)taken at crystal input and 16 ohm output tap.Frequency Response-1W level+1 db.,30 cps to 15,000 eps.Harmonic Distortion-Less than 1%at normal operating levels.Intermodulation Distortion -Less than 1%at normal operating levels (60 and3000cps.4:1)Hum and Noise-80 db.below rated output.Voltage Input Required for 10W Output Level-.4 VoltsMaximum Power Output at 400 C.P.S.-15 WattsUndistorted Power Output at 400 C.P.S.-10 WattsPower Consumption-62 WattsDominion Electrohome Industries Ltd.KITCHENERONTARIOCANADAOther ProductsRadios,Hi-Fi Phonographs and Radio Phonograph Combinations,Car Radios.Custom-Built Radio Receivers,Tuners,Hi-Fi Amplifiers,Cabinets.Fans,Heat Circulators,Small Electric Motors,Humilifiers,Dehumidifiers.Home Freezers and Clothes Dryers.Deilcraft Fine Furniture.J-3608-R2300-D.P.96