Kenwood TKR-850 Service Manual

Also see for TKR-850: Brochure & specs Function reference Instruction manual Instruction manual Programming reference

Contents

KENWOOD CORPORATION2967-3, Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 JapanKENWOOD U.S.A. CORPORATIONP.O. BOX 22745, 2201 East Dominguez Street, Long Beach, CA 90801-5745, U.S.A.KENWOOD ELECTRONICS CANADA INC.6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8KENWOOD ELECTRONICS DEUTSCHLAND GMBHRembrücker Str. 15, 63150 Heusenstamm, GermanyKENWOOD ELECTRONICS BELGIUM N.V.Leuvensesteenweg 248 J, 1800 Vilvoorde, BelgiumKENWOOD ELECTRONICS FRANCE S.A.13, Boulevard Ney, 75018 Paris, FranceKENWOOD ELECTRONICS U.K. LIMITEDKENWOOD House, Dwight Road, Watford, Herts., WD18 9EB United KingdomKENWOOD ELECTRONICS EUROPE B.V.Amsterdamseweg 37, 1422 AC Uithoorn, The NetherlandsKENWOOD ELECTRONICS ITALIA S.p.A.Via G. Sirtori, 7/9 20129 Milano, ItalyKENWOOD IBERICA S.A.Bolivia, 239-08020 Barcelona, SpainKENWOOD ELECTRONICS AUSTRALIA PTY. LTD.(A.C.N. 001 499 074)16 Giffnock Avenue, Centrecourt Estate, North Ryde, N.S.W. 2113 AustraliaKENWOOD ELECTRONICS (HONG KONG) LTD.Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Kwai Fong, N.T., Hong KongKENWOOD ELECTRONICS SINGAPORE PTE LTD.1 Genting Lane #07-00 Kenwood Building, Singapore 349544TKR-850 SPECIFICATIONS (E TYPE)GENERALFrequency Range ................................ 440 to 470MHzNumber of Channels ........................... 16 channelChannel Spacing .................................. Wide : 25kHz Narrow : 12.5kHz (PLL channel stepping 5kHz/6.25kHz)Operating Voltage ............................... 13.2V DCCurrent DrainStandby ............................................ 0.8AStandby w/power save .................... 0.3A (Operating mode DC-IN : Backup, FAN : Temp, SAVE : ON, DISP : OFF)Receive ............................................ 1.2ATransmit/Receive ............................. Less than 13ADuty Cycle ........................................... Receive : 100% Transmit : 100% (100% @25W)Frequency Stability .............................. Less than ± 0.00015% –30°C to +60°CAntenna Impedance ............................ 50ΩOperating Temperature Range............ –30°C to +60°CDimensions ......................................... 483 W x 88 H x 340 D mmWeight ................................................. 9.7kgRECEIVER (Measured by EN 300 086)Sensitivity ............................................ 0.45μVAdjucent Channel Selectivity ............... 83dB (± 25kHz) 75dB (± 12.5kHz)Intermodulation ................................... 72dBSpurious & Image Rejection ................ 90dBAudio Output (Ext. Speaker)................ 4W at 4Ω less than 5% distortionAudio Distortion (Ext. Speaker) ........... Less than 2.5% at 1000HzBand Spread ........................................ 5MHzTRANSMITTER (Measured by EN 300 086)RF Power Output ................................ 40W adjustable to 25W (100% duty @25W)Modulation Limiting ............................ ± 5kHz at ± 25kHz ± 2.5kHz at ± 12.5kHzSpurious Emission ............................... –36dBm ≤ 1GHz –30dBm > 1GHzFM Noise (EIA) .................................... 25kHz : 50dB 12.5kHz : 45dBModulation Distortion .......................... Less than 3% at 1000HzMicrophone Impedance ...................... 600ΩBand Spread ........................................ 30MHz

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