Kenwood TK-3170 User Manual

TK-3170/3173
68
AQUA
–43dBm–73.5dBm
–58dBm –59.5dBm –46.5dBm
–77dBm
190mVrms
430mVrms
50mVrms
2.3Vrms
–80dBm
–78dBm
C784
C724C728C772 C732
C172
C763 C747
IC701
C120C117
Q705
Q703
MCF
IC18
IC10
IC13
500mW
To make measurements in the AF section, connect the AC level meter.
(ANT input : –53dBm, 1kHz FM, 3kHz DEV (WIDE).)
In the RF section, use a high impedance probe. (ANT input : –53dBm, MOD off.)
RF (CENTER FREQUENCY)
AF (1kHz)
IF2
(450kHz)
IF1 (49.95MHz)
AF (1kHz)
AQUA
VCO
–0.6dBm
225mVrms
330mVrms –18dBm –16.5dBm
–19dBm15mVrms
31dBm
–6dBm
10dBm
35.5dBm
IC13
C579
Q507
C574
IC12
C176
D515
D516
C601
Q601
C611
Q602
C617
Q603
C627
Q604
C670
C575
PLL
RXLO
AG is set to the MIC input becomes 3kHz DEV. At 1kHz MOD. (WIDE)
To make measurements in the AF section, connect the AC level meter.
In the RF section, use a 1000pF coupling capacitor
AF (1kHz)
RF (CENTER FREQUENCY)
RF (CENTER FREQUENCY)
D/A
42mVrms
IC16
4W
Q704
SP
MIC
ANT
16
9
5
26
2
1
4
10
R184
50Ω
ANT
50Ω
23 6
2
23
SSG
–53dBm
FM IF
SYSTEM
14
LEVEL DIAGRAM
Transmitter Section
Receiver Section

Kenwood TK-3170 Specifications

General Specifications

frequency range	450~490MHz (K, K4) 440~480MHz (M) 400~430MHz (K3, K6, M3)
number of channels	Max. 128 per radio
zone channels	Max. 128 per zone
trunking GID	Max. 250 per zone
channel spacing (wide)	25kHz
channel spacing (narrow)	12.5kHz
battery voltage	7.5V DC ± 20%
operating temperature range	–22°F~+140°F (–30°C~+60°C)
frequency stability	± 0.00025% (–22°F~+140°F)
antenna impedance	50Ω
channel frequency spread (K,K4,M)	40MHz
channel frequency spread (K3,K6,M3)	30MHz

Battery Life

KNB-24L (1400mAh)	9 hours
KNB-25A (1200mAh)	8 hours
KNB-26N (2000mAh)	12 hours
KNB-35L (1950mAh)	11 hours

Receiver

sensitivity (wide)	0.25µV
sensitivity (narrow)	0.28µV
selectivity (wide)	70dB
selectivity (narrow)	65dB
intermodulation distortion (wide)	65dB
intermodulation distortion (narrow)	60dB
spurious response	65dB
audio output	500mW with less than 10% distortion

Transmitter

RF power output (HI)	4W
RF power output (LO)	1W
spurious response	70dB
modulation (wide)	16K0F3E
modulation (narrow)	11K0F3E
FM hum & noise (wide)	45dB
FM hum & noise (narrow)	43dB
audio distortion	Less than 5%

Weight and Dimensions

dimensions with KNB-24L or 35L battery	2-7/32 x 4-9/32 x 1-1/4 in. (56 x 109 x 31.7 mm)
dimensions with KNB-25A or 26N battery	2-7/32 x 4-9/32 x 1-1/2 in. (56 x 109 x 37.9 mm)
weight (net)	12.0 oz. (340 g) with battery, antenna, and beltclip