Kenwood TS-950S Service Manual

Also see for TS-950S Digital: Instruction manual Instruction manual Instruction manual Instruction manual Service manual

TS-950S/SD CIRCUIT DESCRIPTIONItemlRatingItemRatingNominalcenterfrequency455+0.20kH2iNominalcenterfrequency8830.0kHz6dBbandwidth2.9to3.2kHzCenterfrequencydeviationWithin+70Hzat6dB60dB8bandwidth4.7kHzorlessPassbandwidth+250Hzormoreat6dBGuarateedattenuation60dBormoreat0.1 to1MHzAttenuationbandwidth+900Hzorlessat60dBSpurious40dBormoreat600to700kHzGuaranteedattenuation80d8ormorewithin+2kHzto+IMHzRipple{in6dBband)2dBorlessRipple|2dBorlessInsertionloss6dBorlessInsertionloss|_Within 5+208idsGuaranteedattenuation60dBormorewithin£40kHzInputandoutputimpedance|6002/15pFInputand outputimpedance|2kQCrystalfilterYK-88C-1(L79-0847-05):OptionCeramic filter (L72-0333-05) (Filter unit CF1){temRatingItemRatingNominalcenterfrequencyA55kHzNominalcenterfrequency|455kHz6dB bandwidth+6kHzormore(at455kHz}CenterfrequencydeviationWithin50Hzat6dB50dBbandwidth+12.5kHzorless(at455kHz)Passbandwidthand+250Hzormoreat6dBRipple(within455+4kHz)13dBorfessAttenuationbandwidth+425Hzorlessat60dBInsertionloss6dBorlessGuaranteedattenuation80d8ormorewithin100Hzto454.4kHzGuaranteedattenuation35dBormore80dBormorewithin455.6kHzto2MHe(within455+100kHz)Ripple208orlessInputand outputimpedance|2.0kQInsertionloss6dBorlessInputand outputimpedance|2kQ+5%/15pF+5%Ceramic filter (L72-0315-05) (Signal unit CF2) Crystal filter YG-455C-1 (L79-0888-05) : OptionItem RatingNominal center frequency {fo} |8830kHzPass bandwidth fo + 3.0kHz or more at 6dB Item RatingAttenuation bandwidth fo + 16.0kHz or tess at 60dB Nominal center frequency 45SkHzfo + 13.0kHz or less at 50dB Center frequency deviation Within 50Hz at 6dBGuaranteed attenuation 70dB or more within fo + 1MHz Pass bandwidth and +125Hz or more at 6dBRipple Within 1.0dB Attenuation bandwidth +250Hz or less at 60dBInsertion loss Within 1.5dB Guaranteed attenuation | 80dB or more within 100Hz to 454.6kHzInput and output impedance | 1850Q / 2pF 80d8 or more within 455.4kHz to 2MHz: . Ripple 2dB or lessMCF (L71-0266-05) (Filter unit XF1) incenan ess RABItem Rating Input and output impedance | 2kQ + 5% / 15pF + 5%Nominal center frequency {fo} |40.055MHz + 0.75kHz or less Crystal filter YG-455CN-1 (L71-0239-05) : Optionand deviationPass bandwidth fo + 7.5kHz or more at 3dBAttenuation bandwidth 30dB or more at fo 4 25kHz Item Rating60dB or more at fo + 150kHz Nominal center frequency 455kHz(Spurious : 30dB or more) Pass bandwidth and | £1.2kHz or more at 6dBGuaranteed attenuation 60dB or more at fo + 150kHz to Attenuation bandwidth +1.5kHz or less at 2060Bfo + 1000kHz +2,05kHz or less at 60dBRipple 1.508 or less +2.1kHz or less at 66dB| Insertion loss 4d8 or less Guaranteed attenuation 60dB or more within £20kHzInput and output impedance | 4.2kQ /—1pF Ripple 3dB or lessMCF (L71-0275-05) (RF unit XF1) en 5c or lessInput and output impedance | 2kQ + 5% /1 5pF + 5%—= Rating Crystal filter YG-455S-1 (L71-0292-05) : OptionNominal center frequency 455kHz6d8 bandwidth +3kHz or more fat 455kH2}50dB bandwidth +9kHz or less (at 455kHz) FOR SERVICE MANUALSRipple (within 455 + 2kHz) 2dB or less CONTACT:Insertion loss 6dB or tessGuaranteed attenuation 60dB or more MAURITRON TECHNICAL SERVICES(within 455 + 100kHz) www. mauritron.co.ukInput and output impedance | 2.0kQ TEL: 01844 - 35169414Ceramicfilter(L72-0319-05) (SignalunitCF1,3, 5)FAX: 01844-352554