Kenwood - TK-480 - Transceiver
Manufacturer:
Image 1 of 1
If you have any other photos or manuals for the
Kenwood TK-480
you can
upload the files here.
Equipment:
TK-480
Date:
2001
Category:
Group:
Sub Group:
Information
General
Frequency Range
RX TK-480 851 to 870MHz TK-481 935 to 941MHz
TX TK-480 806 to 825MHz (851 to 870MHz : Talk-Around) TK-481 896 to 902MHz (935 to 941MHz : Talk-Around)
Systems ....................................................
Maximum 32
Groups
......................................................
Maximum 250
Conventional Channels ............................. Maximum 600
Channel Spacing TK-480 25kHz (PLL channel step 12.5kHz) TK-481 12.5kHz (PLL channel step 12.5kHz)
Battery Voltage ......................................... DC
7.5V
Battery Life ...............................................
More than 8 hours at 5-5-90 duty cycle with KNB-16A battery
Temperature Range .................................. –30°C
to +60°C (–22°F to +140°F)
Dimensions and Weight
With KNB-16A (1100mAh battery) ...... 135 (5.33) H x 58
(2.29) W x 34 (1.34) D mm (inch) 1.01lbs (460g)
(Dimensions not including protrusions, weight includes Antenna and belt hook) Receiver (Measurements made per TIA/EIA-603)
RF Input Impedance ................................. 50Ω
Sensitivity
12dB SINAD* ....................................... 0.30μV
Selectivity* TK-480 70dB±25kHz TK-481 63dB±12.5kHz
Intermodulation* TK-480 65dB±25/50kHz TK-481 60dB±12.5/25kHz
Spurious (Except for IF 1/2)* .................... 70dB
Frequency Stability TK-480 ±0.00025% (–30°C to +60°C) TK-481 ±0.00015% (–30°C to +60°C)
Channel Spread TK-480 19MHz TK-481 6MHz
Audio Power Output ................................. 500mW
at 16Ω less than 5% distortion
* : Typical specifications Transmitter (Measurements made per TIA/EIA-603)
RF Power Output
High ...................................................... 2.5W
Low ...................................................... 1W
RF Output Impedance .............................. 50Ω
Spurious
.................................................... –60dB
Modulation TK-480 16K0F3E, 16K0F1D, 15K0F2D, 14K0F3E, 14K0F1D, 13K0F2D TK-481 11K0F3E, 11K0F1D, 10K5F2D
FM Noise TK-480 –45dB TK-481 –40dB
Audio Distortion ........................................
5.0% or less
Frequency Stability TK-480 ±0.00025% (–30°C to +60°C) TK-481 ±0.00015% (–30°C to +60°C)
Channel Spread TK-480 64MHz TK-481 45MHz
1 Manual
Service manual
Manual type:
Service manual
Pages:
54
Size:
2.8 MB
Language:
english
Revision:
Revised II
Manual-ID:
B51-8408-20 (N) 1015
Date:
March 2001
Quality:
Electronic document, no scan, very well readable.
Upload date:
Jan. 1, 2017
MD5:
ad1aa1db-4617-cadf-6e9d-1d918457f124
Downloads:
1233
Last month downloads:
8
Information
This service manual applies to products with 30100001 or
subsequent serial numbers.
GENERAL
... 2
SYSTEM SET-UP ... 2
OPERATING FEATURES ... 3
REALIGNMENT... 11
CIRCUIT DESCRIPTION... 14
SEMICONDUCTOR DATA... 20
DESCRIPTION OF COMPONENTS ... 23
PARTS
LIST... 24
EXPLODED VIEW ... 30
PACKING
... 31
ADJUSTMENT... 32
TERMINAL FUNCTION ... 40
PC BOARD VIEWS
DISPLAY UNIT (X54-3210-XX) ... 41
TX-RX UNIT (X57-5630-XX) ... 47
SCHEMATIC DIAGRAM ... 53
BLOCK DIAGRAM... 57
LEVEL DIAGRAM TK-480 59
LEVEL DIAGRAM TK-481 60
KNB-16A/17A (Ni-Cd BATTERY) ... 61
KPG-36 (PROGRAMMING INTERFACE CABLE) ... 61
KSC-19 (CHARGER) ... 61
SPECIFICATIONS... 62