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RF Frequency
Range:
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518 - 608 MHz, 614 - 686 MHz in 18 MHz TX and RX
bands
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Power Requirement:
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6 Alkaline “AA” Cells (NiMH optional)
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Typical Battery
Life Alkaline:
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14 Hours (Continuous duty with talk
light on)
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Typical Battery Life - Nickel Metal Hydride (1500 mAh):
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11 Hours
(Continuous duty with talk light on)
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Current Draw:
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140 mA (Push-to-Talk, Talk On)
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Temperature Range:
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-4oF to 140oF (20oC to 55oC)
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Dimensions:
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3.75” W x 5.05” H x 1.65” D (9.5 cm x 12.8 cm x 4.2 cm)
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Weight:
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16 oz. (0.454 kg) with batteries 15 oz. (0.425 kg) with
batteries
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Transmit Antenna:
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1/4 Wave (supplied), Screw type
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Receiver Antenna:
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1/4 Wave (supplied), Screw type
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FCC ID:
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B5DM515
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Frequency
Response:
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300 Hz - 8,000 Hz
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Four-Wire Input:
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N/A
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Four-Wire Output:
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N/A
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Clear-Com®
Party-line Levels:
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N/A
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RTS® Party-line
Levels: |
N/A
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Telex® Party-line
Levels: |
N/A
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Auxiliary Input:
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N/A
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Auliliary Output:
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N/A
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TRANSMITTER |
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Type:
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Synthesized, 720 channels
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Transmit Power: |
WTR-680/WTR-670: 50 mW max. (auto-power reduction
when close to base)
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RF Frequency
Stability: |
0.005%
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Modulation:
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FM, 40 KHz Deviation
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Modulation
Limiter:
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Peak-Responding Compressor
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Modulation
Frequency Range:
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300 Hz -8,000 Hz +-2 dB
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Microphone Audio
Input:
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30 W - 3,500 W
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Microphone Input
Sensitivity:
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9 mV
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Radiated Harmonics
& Spurious: |
Exceeds FCC specifications
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FCC Acceptance:
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Type accepted under FCC Part 74
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RECEIVER |
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Type:
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Dual Conversion Superheterodyne, Synthesized, FM, 720 channels
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RF Sensitivity:
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<0.7 mV for 12 dB SINAD
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Signal-to-Noise
Ratio: |
95 dB
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IF Selectivity:
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3 dB at 230 KHz
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Image Rejection:
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70 dB or better
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Squelch Quieting:
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95 dB
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RF Frequency
Stability: |
0.005%
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Distortion: |
<1% at full deviation
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Local Headset
Output: |
40mW output into 600 W (1% distortion)
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FCC Acceptance:
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Notification under FCC Part 15
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