Syn-Tech III P25 Portable Radio
OPERATION MANUAL
8.1Receiver Specifications
RECEIVER SPECIFICATIONS
| VHF | UHF | |
Frequency Range | |||
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Frequency Separation | Full Bandsplit | Full Bandsplit | |
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Channel Spacing | 12.5 / 20 / 25 / 30 kHz | 12.5 / 20 / 25 / 30 kHz | |
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Frequency Step | 2.5 / 3.125 kHz | 2.5 / 3.125 kHz | |
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Rated Audio Output Power * | 500 mW / 8 Ω | 500 mW / 8 Ω | |
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Frequency Stability * | ± 2.5 ppm | ± 1.5 ppm | |
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Analog Sensitivity * |
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12 dB SINAD | ≤ | ≤ | |
Digital Sensitivity ** |
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5% BER | ≤ | ≤ | |
1% BER | ≤ | ≤ | |
Adjacent Channel Rejection |
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Analog 25 kHz channel * | ≥ 73 dB | ≥ 70 dB | |
Analog 12.5 kHz channel * | ≥ 63 dB | ≥ 60 dB | |
Digital 12.5 kHz channel ** | ≥ 63 dB | ≥ 60 dB | |
Intermodulation Rejection * | ≥ 73 dB | ≥ 73 dB | |
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Spurious Response Rejection* | ≥ 73 dB | ≥ 73 dB |
Hum and Noise Ratio Analog 25 kHz channel * Analog 12.5 kHz channel * Digital 12.5 kHz kanal **
≥ 48 dB | ≥ 42 dB |
≥ 42 dB | ≥ 36 dB |
≥ 50 dB | ≥ 50 dB |
Audio Distortion * | ≤ 3 % | ≤ 3 % |
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* Measured in the analog mode per
** Measured in the digital mode per
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