Filter
Top Products
TK-7160
30
Test Frequency
Channel RX (MHz) TX (MHz)
1 155.05 155.10
2 136.05 136.10
3 173.95 173.90
4 155.00 155.10
5 155.20 155.20
6 155.40 155.40
Test Signaling
RX TX
1 None None
2 None 100Hz Square
3 QT : 67.0Hz QT : 67.0Hz
4 QT : 151.4Hz QT : 151.4Hz
5 QT : 210.7Hz QT : 210.7Hz
6 QT : 254.1Hz QT : 254.1Hz
7 DQT : 023N DQT : 023N
8 DQT : 754I DQT : 754I
9 DTMF : 159D DTMF : 159D
10 None DTMF Code 9
11 FleetSync 1200 bps FleetSync 1200 bps
: 100~1000 : 100~1000
12 FleetSync 2400 bps FleetSync 2400 bps
: 100~1000 : 100~1000
13 None Single Tone : 1000Hz
14 2-Tone 2-Tone
A : 304.7Hz, B : 3106.0Hz A : 304.7Hz, B : 3106.0Hz
15 Signle Tone : 979.9Hz Signle Tone : 979.9Hz
ADJUSTMENT
PCB Section
1. Setting 1) Power supply voltage
DC Power supply terminal : 13.6V
2. VCO lock 1) CH : TX high Digital voltmeter CV TC442 5.5V ±0.1V
voltage*
2) CH : RX high TC441 5.5V ±0.1V
3) CH : TX low Check 0.7V or more
4) CH : RX low
3. IF coil 1) CH : RX center (Wide) SSG AFV L321 3.25~3.35V (DC)
2) SSG output : –53dBm (501µV) Digital voltmeter
Mod : 1kHz, Dev : 3kHz
Item Condition
Test equipment
Terminal
Parts Method
Specifications/
Remarks
Measurement
Adjustment
Fig. 1
Ref –20 dBm
Peak
Log
10
dB/
Atten 0 dB
W1 S2
S3 FC
AA
Center 160.1 MHz
#Res BW 30 kHz
Span 100 MHz
Sweep 277.8 ms (401 pts)
VBW 30 kHz
136.1MHz
–40.5dBm
155.1MHz
–40.58dBm
174.0MHz
–42.81dBm
3 or 5 Reference Level Adjustment Frequency
Tuning point RX (MHz) TX (MHz)
Low 136.05 136.10
Low’ 145.55 145.60
Center 155.05 155.10
High’ 164.55 164.60
High 173.95 173.90