Kenwood TK-290 Émetteur-récepteur
Fabricant:
Modèle:
TK-290
Date:
2001
Catégorie:
Groupe:
Description:
VHF FM TRANSCEIVER

Information

GENERAL Frequency Range ................................................. 136 to 174MHz Number of Channels ............................................ 160 channels Channel Spacing .................................................. Wide : 25kHz, 30kHz, Narrow : 12.5kHz, 25kHz (PLL channel step 5kHz, 6.25kHz, 7.5kHz) Battery Voltage .................................................... 7.5V DC ± 20% Battery Life .......................................................... 10 hours at 5W (5-5-90 duty cycle) Temperature Range ............................................. –30°C to +60°C (–22°F to +140°F) Dimensions and Weight ...................................... 6-3/32" (155mm) H x 2-5/16" (58mm) W x 1-1/2" (38mm) D, 1.25 lbs (565g) With Keypad Model ........................................ 6-3/32" (155mm) H x 2-5/16" (58mm) W x 1-9/16" (39.5mm) D Receiver (Measurements made per EIA standard EIA-603) Sensitivity EIA 12dB SINAD ............................................. 0.25μV 20dB Quieting ................................................. 0.35μV Selectivity ............................................................ Wide : –75dB, Narrow : –70dB Intermodulation.................................................... Wide : –75dB, Narrow : –68dB Spurious and Image Rejection............................. –75dB Audio Power Output ............................................ 500mW at less than 3% distortion Frequency Stability .............................................. ±0.00025% from –30°C to +60°C Channel Frequency Spread ................................. 38MHz Transmitter ( Measurements made per EIA standard EIA-603) RF Power Output ................................................. Hi : 5W, Low : 1W Spurious and Harmonics...................................... –70dB Type of Emission ................................................. F3E, ±5kHz for 100% at 1000Hz FM Noise ............................................................. Wide : –45dB, Narrow : –40dB Audio Distortion ................................................... Less than 3.0% at 1000Hz Frequency Stability .............................................. ±0.00025% from –30°C to +60°C Channel Frequency Spread ................................. 38MHz

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manuel de réparation
Type manuel:
manuel de réparation
Pages:
64
Taille:
2.79 Mbytes (2926993 Bytes)
Langue:
english
Révision:
Manuel-ID:
B51-8423-10 (N) 1023
Date:
2001 01 01
Qualité:
Électronique de documents, numérisation sans, bien lisible.
Date de transfert:
2016 12 31
MD5:
906726a635db99c8ab9853a106852901
Téléchargements:
634

Information

GENERAL ... 2 SYSTEM SET-UP ... 2 OPERATING FEATURES ... 3 REALIGNMENT ... 11 CIRCUIT DESCRIPTION ... 17 SEMICONDUCTOR DATA ... 25 DESCRIPTION OF COMPONENTS ... 26 PARTS LIST ... 28 EXPLODED VIEW ... 36 PACKING ... 37 DISASSEMBLY FOR REPAIR ... 38 ADJUSTMENT ... 39 PC BOARD VIEWS FINAL UNIT (X45-3592-71) ... 50 CONTROL UNIT (X53-3930-XX) ... 51 TX-RX UNIT (X57-5390-10) ... 55 SCHEMATIC DIAGRAM ... 61 BLOCK DIAGRAM ... 67 LEVEL DIAGRAM ... 69 TERMINAL FUNCTION ... 70 KNB-17A (Ni-Cd BATTERY) ... 71 KMC-25/26 (SPEAKER MICROPHONE) ... 72 KSC-19 (CHARGER) ... 73 KSC-20 (RAPID CHARGER) ... 73 KPG-36 (PROGRAMMING INTERFACE CABLE) ... 73 KRA-14 (HELICAL ANTENNA) ... 73 SPECIFICATIONS ... BACK COVER

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