摩托罗拉ht90-维修图纸手册

MOTOROLAHT90”SERIES“Handie-Talkie”Portable Fadios136-174MHzSPECIFICATIONSGENERALTRANSMITTERRECEIVERFREQUENCY RANGE:136-174MHzRF OUTPUT-H23H33AUDIO OUTPUT:500mW at less thanPOWER SUPPLY:(1)Nickel-cadmiumNickel-cadmium2.0Wat5.0W at5%distortionbattery,battery:12.5c12.5dcFREQUENCY:(1)Mercury battery.orMercury/Alkaline1.25W at3.0W at455kHz±1.5Hz(1)Alkaline batterybattery:11.5Vdc11.5dcmeasured at M2BATTERY DRAIN-·SENSITIVITY:FREQUENCY:0.25uV max.(12dBWithin±750Hzat12.5VdcH23H33of desired frequencySINAD).0.35uVmax.Standby:12mA12mA(20 dB quieting】Receive85mA65mAMODULATION:Type16F3,±5kHzNOISE SQUELCHNoise compensatedTransmit:450mA1000mAfor 100%modulationSENSITIVITY:type,adjustable;at1000Hz(±4.0kHzopens from 0.18uVmin.)including PLmodulation forMAX.PERMISSIBLECHANNELPLmodels1MHzSEPARATION:(no degradation)PL MODULATION:±1 kHz max.±500 Hz min.AUDIOLess than 5%atDISTORTION:1000Hz,3kHzdeviationMAX.PERMISSIBLECHANNEL'For"Private-Line"models,add 4mA to drain1MHzSEPARATION(no degradation)Specifications Subject To Change Without NoticeNOTE:ALL BATTERIES MUST BECHARGED PRIOR TOUSE.USE OF CHEMICALS(DETERGENTS,ALCOHOL.AEROSOL SPRAY,PETROLEUM PRODUCTS)MAY BE HARMFUL AND DAMAGE THE RADIO HOUSING.WERECOMMEND A MILD DISHWASHING SOAP FOR CLEANING THE EXTERIOR OF THE PRODUCT.O-RING SEALS MUST BE PROPERLY LUBRICATED AND ASSEMBLED TOINSURE CONFORMANCE TO MIL-810C SPECIFICATIONS FOR WATER INTAUSION.HT90 MODELSRelated Publications Availablas paratelyHMB SERIESHMU SERIESNUMBERTYPEOperating Instructions.................68P81022C702W 5W2W5WOFOFTheory/Maintenance Martual.............68P81022C85H23HMB H33HMB'H23HMU H33HMUCHANNELSSQUELCHQuick Reference Card...................68P81022C711124A1124A1124A1124A2Carrier3124A3124A3124A3124A2Tone PL6124A6124A6124A6124ADigital PLService Manual68P81022C75-D