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Common section, Transmitter section, Tk-8180 – Kenwood TK-8180 User Manual

Page 39: Adjustment

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TK-8180

39

Item

Condition

Measurement

Adjustment

Specifications/Remarks

Test-

equipment

Unit

Terminal

Parts

Unit

Method

ADJUSTMENT

1. Setting

1) Power supply voltage

DC power supply terminal : 13.6V

2) SSG standard modulation

[Wide 5k] MOD : 1kHz, DEV : 3kHz
[Wide 4k] MOD : 1kHz, DEV : 2.4kHz
[Narrow] MOD : 1kHz, DEV : 1.5kHz

2. VCO lock

[Panel test mode]

Power meter Rear

ANT

TX-RX

TC301 8.1V

±0.1V

voltage

1) CH-Sig : 3-1

panel

(B/3)

• RX

2) CH-Sig : 2-1

DVM

TX-RX

CV

Check

1.5V

±0.5V

(B/3)

• TX

[Panel tuning mode] LPWR*

TX-RX

TC302 8.1V

±0.1V

3) CH-Sig : 3-1

(B/3)

PTT : ON

4) CH-Sig : 2-1

Check

1.5V

±0.5V

PTT : ON

* TX can be continued on unlock condition in panel tuning mode.

1. Frequency

1) Adj item : [FREQ]

f. counter

Rear

ANT

Front

[ ],[ ] Center frequency

Note : After replacing the

adjust

Adjust : [

✳✳✳]

panel

panel

±100Hz

VCXO (X301) align frequency.

PTT : ON

2. Frequency

1) Adj item : [SHFT1]

[L SHFT1]

±100Hz

shift 1

Adjust : [

✳✳✳]

Low frequency+5.00kHz

adjust

2) Adj item : [L SHFT1]

[C SHFT1]

[C SHFT1]

→ [H SHFT1]

Center frequency+5.00kHz

Adjust : [

✳✳✳]

[H SHFT1]

PTT : ON

High frequency+5.00kHz

3. Frequency

1) Adj item : [SHFT2]

[L SHFT2]

±100Hz

shift 2

Adjust : [

✳✳✳]

Low frequency+6.25kHz

adjust

2) Adj item : [L SHFT2]

[C SHFT2]

[C SHFT2]

→ [H SHFT2]

Center frequency+6.25kHz

Adjust : [

✳✳✳]

[H SHFT2]

PTT : ON

High frequency+6.25kHz

4. Max high

1) Adj item : [MHPWR]

Power meter

[L MHPWR],

±3W

power

Adjust : [

✳✳✳]

[L’ MHPWR],

adjust

2) Adj item : [L MHPWR]

[C MHPWR]

[L’ MHPWR]

→ [C MHPWR]→

: 33W

[H’ MHPWR]

→ [H MHPWR]

[H’ MHPWR],

Adjust : [

✳✳✳]

[H MHPWR]

PTT : ON

: 28W

Common Section

Item

Condition

Measurement

Adjustment

Specifications/Remarks

Test-

equipment

Unit

Terminal

Parts

Unit

Method

Transmitter Section (K market model skips adjustment of Wide 4k)