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General| Frequency Range | 136-174 MHz |
|---|---|
| Operating Voltage | 13.6V DC ±15% |
| Channel Spacing | 12.5 / 25 kHz |
| Digital Protocol | NXDN |
| Operating Temperature | -30°C to +60°C |
| Modulation | 16K0F3E / 11K0F3E |
Defines "WARNING" for personal injury, fire, or electric shock.
Defines "CAUTION" for equipment damage.
Defines "NOTE" for inconvenience only.
Details FCC compliance for Class B digital devices and interference correction.
Group of critical warnings regarding electrical safety, cable modification, and placement hazards.
Cautions regarding children, liquids, temperature, dust, and ventilation.
Advice on engine operation, cleaning, and heat management during use.
For U.S.A. only: unauthorized modifications void FCC authority.
Detailed description of the transceiver's front panel, including knobs, keys, connectors, and their functions.
Explains the various icons and the alphanumeric display on the transceiver's screen.
Explains functions of programmable keys, zone selection, and scan list management.
Details various keys like PRIO, MR-CH, MONI, LOCK, Lone Worker, HIGH/LOW, C.TONE, and Talk Around.
Describes keys for Wide/Narrow bandwidth, DTMF, Call, Emergency, Surveillance, Siren, and TX Code entry.
Explains keys for TX Code selection, ID recall, Encryption, User Set Mode, and External Channel Select.
Instructions for powering on the transceiver, including password entry if required.
Details various methods for selecting operating channels, including Non-Zone, Zone, and Automatic Scan.
Explains the process for initiating a call, including selecting TX code channels and using the Call key.
Guides on how to receive calls and properly transmit, including microphone usage and PTT operation.
Covers transmit inhibit functions, time-out timers, penalty timers, and PTT ID calls.
Instructions on selecting TX code channels using dedicated keys or UP/DOWN keys.
Details how to edit TX code numbers and perform DTMF transmissions.
Explains how to enter and configure settings in the User Set Mode for personalization.
Details the encryption, stun, emergency transmission, and priority channel selection features.
Explains MDC 1200 system capabilities like PTT ID, Emergency, Stun/Revive, and aliasing.
Details how to connect the antenna, external speaker, microphone hanger, and power cable to the rear panel.
Lists supplied accessories and provides instructions for securely mounting the transceiver.
Covers antenna selection, fuse replacement, cleaning procedures, and available optional accessories.
Explains RF exposure guidelines, antenna gain limits, and installation distances for IC-F5121D/F6121D.
Provides guidelines for occupational RF exposure, including duty cycle and antenna usage.
Advises on avoiding interference by managing radio use in sensitive environments.
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