Equipment information
Kenwood TK-285/(N) Transceiver
Manufacturer:
Page 1 of 2
Page 2 of 2
If you have any other photos or manuals for the
Kenwood TK-285/(N) you can upload the files here .
Model:
TK-285/(N)
Date:
2000
Category:
Group:
Description:
VHF FM TRANSCEIVER
Information
General
Frequency Range
RX,
TX..............................................................................
K, E : 217 to 250MHz (RX) 218 to 250MHz (TX)
(N)M : 240 to 270MHz (TX, RX)
Channel Spacing
..............................................................
12.5kHz (PLL channel stepping, 6.25kHz)
Battery
Voltage.................................................................
DC 7.5V ±20%
Battery Life (Conventional Mode)
..................................... More than 8 hours at
5-5-90 duty cycle with KNB-16A battery
More than 10 hours at 5-5-90 duty cycle with KNB-17A battery
Temprature Range
...........................................................
–30°C to +60°C (-22°F to + 140°F)
Dimension and Weight
With KNB-16A (1100mAh battery)
................................ 5.33” (135mm) H x 2.29”
(58mm) W x 1.34” (34mm) D 1.01lbs (460g)
(Dimensions not including Protrusions, Weight includes
Antenna and belt hook)
Receiver (Measurements made per TIA/EIA-603, ETS)
RF Input
Impedance.........................................................
50W
Sensitivity
12dB SINAD
..................................................................
0.28mV
Selectivity
.........................................................................
63dB (EIA), 63dB (ETS)
Intermodulation
................................................................
65dB (EIA), 65dB (ETS)
Spurious (Except for IF 1/2)
............................................. 70dB
Frequency Stability
...........................................................
±0.00025% (-30°C to +60°C)
Channel Spread
...............................................................
33MHz : K, E
30MHz : (N)M
Audio Power Output
.........................................................
500mW at 16W less than 5% distortion
Transmitter (Measurements made per TIA/EIA-603,ETS)
RF Power Output
Hi
...................................................................................5W
Low
................................................................................1W
RF Output Impedance
...................................................... 50W
Spurious
...........................................................................
-70dB (EIA), -36dBm £ 1GHz,-30dBm >1GHz (ETS)
Modulation
.......................................................................
8K50F3E, 7K50F2D (E, (N)M)
11K0F3E, 10K5F2D (K)
FM Noise
..........................................................................
-40dB
Audio Distortion
................................................................
Less than 3%
Frequency Stability
...........................................................
±0.00025% (-30°C to +60°C)
Channel Spread
...............................................................
32MHz : K, E
30MHz : (N)M
Manual Type:
Service Manual
Pages:
42
Size:
3.28 Mbytes (3440357 Bytes)
Language:
english
Revision:
Manual-ID:
B51-8530-00(S) 847
Date:
2000 06 01
Quality:
Electronic document, no scan, very well readable.
Upload date:
2016 12 31
MD5:
8bb814fe9fb0d52c8b5c0fcc709671ad
Downloads:
563
Information
GENERAL
...
2
SYSTEM SET-UP
...
2
OPERATING FEATURES
... 3
REALIGNMENT
...
4
CIRCUIT DESCRIPTION
... 6
SEMICONDUCTOR DATA
... 11
DESCRIPTION OF COMPONENTS
... 13
PARTS
LIST ...
14
EXPLODED VIEW
...
22
PACKING
...
23
ADJUSTMENT
...
24
TERMINAL FUNCTION
... 32
PC BOARD VIEWS
DISPLAY UNIT (X54-3210-13)
... 33
TX-RX UNIT (X57-619X-XX)
... 39
SCHEMATIC DIAGRAM
... 45
BLOCK DIAGRAM
...
49
LEVEL DIAGRAM
...
51
OPTIONS
...
52
SPECIFICATIONS
... BACK COVER