Kenwood TK-2102G User Manual download pdf (Page 23)

TK-2102G

23

ADJUSTMENT

Transmitter Section

Item Condition

Measurement Adjustment

Speciﬁ cations / Remarks

Test-

equipment

Unit

Terminal

Unit Parts Method

1. Frequency

adjust

1) TEST CH: Center

PTT: ON

Frequency

counter

TX-RX ANT

Program-

ming

software:

KPG-55D

(Windows

version:

ver.4.00

or later)

Center frequency

±50Hz

Note: After replacing the

TCXO (X1) align frequency.

2. DQT/QT

Balance

1) TEST CH: Center

PTT: ON

Power

meter

Deviation

meter

Oscillo-

scope

TX-RX

VR500

Adjust the demodu-

lation wave into a

square wave.

3. RF Power 1) TEST CH: Low

BATT terminal voltage: 7.5V

PTT: ON

Power

meter

Ammeter

Program-

ming

software:

KPG-55D

(Windows

version:

ver.4.00

or later)

5.1W ±0.1W

1.6A or less

4. Max

Deviation

[Wide]

1) TEST CH: Center

AG: 1kHz/120mV

Deviation meter ﬁ lter

LPF: 15kHz

HPF: OFF

PTT: ON

Power

meter

Deviation

meter

Oscillo-

scope

AG

AF VTVM

ANT

SP/MIC

connec-

tor

TX-RX

VR501

4.2kHz

(According to the

larger +,-)

±0.1kHz

[Narrow] 2) TEST CH: Center

PTT: ON

Check ±1.8kHz~2.2kHz

Common Section

Item Condition

Measurement Adjustment

Speciﬁ cations / Remarks

Test-

equipment

Unit

Terminal

Unit Parts Method

1. Setting 1) BATT terminal voltage: 7.5V

2) SSG standard modulation

[Wide]

MOD: 1kHz, DEV: 3kHz

[Narrow]

MOD: 1kHz, DEV: 1.5kHz

2. VCO lock

voltage

RX

1) TEST CH: High Power

meter

DVM

TX-RX ANT

CV

TX-RX TC2 3.8V ±0.1V

2) TEST CH: Low Check 0.7V or more

3. VCO lock

voltage

TX

1) TEST CH: High

PTT: ON

TX-RX TC1 3.8V ±0.1V

2) TEST CH: Low

PTT: ON

Check 0.7V or more

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