Kenwood TK-690H Ricetrasmittente
Produttore:
Modello:
TK-690H
Data:
2001
Categoria:
Gruppo:
Descrizione:
VHF FM TRANSCEIVER

Informazioni

GENERAL Frequency Range ............................................... K : 29.7~37.0MHz K2 : 35.0~43.0MHz K3 : 40.0~50.0MHz Number of Channels ......................................... 160 channels Channel Spacing ................................................ 20kHz (PLL channel step : 5kHz) Operating Voltage .............................................. 13.4V DC± 15% negative ground Current Drain ..................................................... 0.6A on standby 2.2A on receive 25A on transmit Duty Cycle ......................................................... Transmit 20% Frequency Stability ............................................ ± 0.0005% (–30°C to +60°C) Operating Temperature Range .......................... –30°C to +60°C (–22°F to +140°F) Dimensions & Weight ....................................... 7.01" (178mm) W x 2.36" (60mm) H x 12.88" (327mm) D, 7.92lbs (3.6kg) Receiver (Measurements made per EIA standard EIA/TIA-240-D) Antenna Impedance .......................................... 50Ω Sensitivity .......................................................... 12dB SINAD : 0.25μV, 20dB Quieting : 0.35μV Selectivity .......................................................... 85dB Intermodulation ................................................. 80dB Spurious and Image Rejection .......................... 90dB Audio Output ..................................................... 13W at 4Ω less than 5% distortion (12W at 4Ω less than 3% distortion) Band Spread ...................................................... K : 7.3MHz K2 : 8.0MHz K3 : 10.0MHz Transmitter (Measurements made per EIA standard EIA-152-C) RF Power Output ............................................... 110W adjustable to 45W Antenna Impedance .......................................... 50Ω Spurious Response ........................................... 80dB Type of Emission ............................................... 16K0F3E FM Hum and Noise ........................................... 55dB Microphone Impedance .................................... 600Ω Audio Distortion ................................................. Less than 2% at 1000Hz Band Spread ...................................................... K : 7.3MHz K2 : 8.0MHz K3 : 10.0MHz

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Manuale di servizio
Tipo di manuale:
Manuale di servizio
Pagine:
81
Dimensione:
5.27 Mbytes (5523525 Bytes)
Lingua:
english
Revisione:
ID del manuale:
B51-8460-10 (N) 1031
Data:
Qualità:
Documento elettronico, senza ricerca, molto ben leggibile.
Data caricamento:
2015 06 15
MD5:
d875288d201c0603f91a2a81fc83252b
Scaricamenti:
695

Informazioni

This service manual applies to products with 30500001 or subsequent serial numbers. (KCH-10 and KCH-11 are applicable to the productions June 2001 and after.) In terms of the products with the serial numbers earier than 30500001, refer to the TK-690H(B) service manual as per part No. B51-8460-00. GENERAL ... 2 SYSTEM SET-UP ... 4 OPERATING FEATURES ... 5 INSTALLATION ... 16 DISASSEMBLY FOR REPAIR ... 22 CIRCUIT DESCRIPTION ... 25 SEMICONDUCTOR DATA ... 31 DESCRIPTION OF COMPONENTS ... 34 PARTS LIST ... 37 EXPLODED VIEW ... 48 PACKING ... 51 ADJUSTMENT ... 54 TERMINAL FUNCTION ... 62 PC BOARD VIEWS / CIRCUIT DIAGRAMS DISPLAY UNIT (X54-3190-20) : KCH-10 ... 65 DISPLAY UNIT (X54-3200-20) : KCH-11 ... 67 TX-RX UNIT (X57-5600-XX) (A/2) ... 73 FINAL UNIT (X45-3550-XX) ... 77 NB (X58-4610-10) ... 85 CONTROL UNIT (X57-5600-XX) (B/2) ... 87 WIRING ... 97 BLOCK DIAGRAM ... 99 SPECIFICATIONS ... 101 GENERAL INTRODUCTION SCOPE OF THIS MANUAL This manual is intended for use by experienced technicians familiar with similar types of commercial grade communications equipment. It contains all required service information for the equipment and is current as of this publication date. Changes which may occur after publication are covered by either Service Bulletins or Manual Revisions, which are issued as required.

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