ADJUSTMENT
Item | Condition | Measurement |
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| Adjustment | Specifications/ | |||
Test equipment | Unit | Terminal | Unit | Parts | Method | Remarks | |||
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| 1)Frequency: 145.000MHz | Linear detector | ANT |
| VR5 | 4.2kHz | ±0.1kHz | ||
| (E, E3) | AG | (A/3) | MIC |
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| According to the |
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| Frequency: 146.000MHz | Oscilloscope |
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| larger +, |
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| (K, K2, M, M2) |
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| PTT: O N |
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6.MIC | MIC terminal input |
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| Change the AG | 4mV - 12mV | |
sensitivity | AG: 1kHz |
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| output level to |
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Check | Detector: |
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| obtain 3kHz |
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| HPF: OFF |
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| deviation. |
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| LPF: 15kHz |
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| TX power: Low |
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| 1)Frequency: 145.000MHz |
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| (E, E3) |
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| Frequency: 146.000MHz |
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| (K, K2, M, M2) |
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| PTT: ON |
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7.Tone | Switch to Adjustment mode | Linear detector |
| ANT |
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deviation | and carry out the operations |
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| for adjustment item M. |
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| (Refer to page 33) |
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| Detector: |
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| HPF: OFF |
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| LPF: 3kHz |
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| TX power: Low |
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| 1)LCD display: DVL, |
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| Encoder | Write | 0.8kHz ±50Hz | |
| Frequency: 144.000MHz |
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| [MENU] |
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| PTT: ON |
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| 2)LCD display: DVC, |
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| Encoder | Write |
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| Frequency: 145.000MHz |
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| [MENU] |
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| PTT: ON |
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| 3)LCD display: DVH, |
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| Encoder | Write |
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| Frequency: 145.990MHz |
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| [MENU] |
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| PTT: ON |
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8.DCS | Switch to Adjustment mode |
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deviation | and carry out the operations |
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| for adjustment item N. |
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| (Refer to page 33) |
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| Detector: +P HOLD |
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| HPF: OFF |
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| LPF: 3kHz |
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| TX power: Low |
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| 1)LCD display: DVL, |
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| Encoder | Write | 0.8kHz ±50Hz | |
| Frequency: 144.000MHz |
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| [MENU] |
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| PTT: ON |
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| 2)LCD display: DVC, |
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| Encoder | Write |
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| Frequency: 145.000MHz |
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| [MENU] |
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| PTT: ON |
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| 3)LCD display: DVH, |
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| Encoder | Write |
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| Frequency: 145.990MHz |
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| [MENU] |
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| PTT: ON |
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