Kenwood TK-8102 Service Manual

38
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J1
D2
D4
D7
D8
D9
D11
D12
POWER
UP
DOWN
1
2
3
HOOK
CM
PTTMIC
SB
MBLGNDME
C25
Q10
C8
C9
IC1
1 89
16
R10
R11
R13
R14
R15
R16
R17
Q4
Q9
R9
CP3
CP4
C11
C12
C13
C15
C17
DISPLAY UNIT (X54-3460-20) Component side view (J72-0916-09)
DISPLAY UNIT (X54-3460-20) Foil side view (J72-0916-09)
TK-8102 PC BOARD

Kenwood TK-8102 Specifications

Frequency and Channels

frequency range M	450 to 490MHz
frequency range M2	485 to 520MHz
frequency range M3	400 to 430MHz
number of channels	4 channels
channel spacing wide	25kHz
channel spacing narrow	12.5kHz
PLL channel stepping	5, 6.25kHz

Power

operating voltage	13.6V DC ±15%
current drain standby	Less than 0.4A
current drain receive	Less than 1.0A
current drain transmit	Less than 8.0A

Operating Environment

operating temperature range	–30°C to +60°C
dimensions	160 (W) x 43 (H) x 107 (D) mm
weight	Approx 1.0kg

Receiver Specifications

sensitivity 12dB SINAD wide	0.28µV
sensitivity 12dB SINAD narrow	0.35µV
selectivity wide	75dB
selectivity narrow	65dB
intermodulation wide	70dB
intermodulation narrow	60dB
spurious response	75dB
audio power output	4.0W
frequency stability	±2.5ppm

Transmitter Specifications

RF power output	25W
spurious and harmonics	70dB
modulation wide	16K0F3E
modulation narrow	11K0F3E
FM noise wide	45dB
FM noise narrow	40dB
audio distortion	Less than 3%
frequency stability	±2.5ppm