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General| Mode | FM |
|---|---|
| Dimensions | 6.1 x 5.9 x 1.9 inches |
| Weight | 2.2 lbs |
| Supply voltage | 13.8 VDC |
| Voltage | 13.8 VDC |
| Antenna Connector | SO-239 |
| Type | Mobile |
| Frequency Range | 144-148 MHz |
| Receiver Sensitivity | 0.2 µV (12 dB SINAD) |
General warnings for safe operation and handling of the transceiver.
Details power supply requirements for setting up the transceiver as a base station.
Identifies and explains the functions of buttons, knobs, and display elements on the front panel.
Explains the meaning of various icons, symbols, and numerical displays on the LCD screen.
Details the buttons on the microphone and the pinout of its connector.
Step-by-step instructions for turning the transceiver on and off.
How to set the audio volume and adjust the squelch level for clear reception.
Using the Variable Frequency Oscillator mode for tuning and settings.
Techniques for changing frequency using channel steps or 1 MHz increments.
Setting the frequency increment for tuning and scanning.
How to operate through repeaters using offset frequencies and shift direction.
Configuring CTCSS tones and DCS codes for selective calling and squelch.
Navigating memory channels and storing frequencies/settings.
Details the various parameters that can be stored in memory channels.
Quick recall of memory channel C.
General procedures for receiving signals.
Procedures and considerations for transmitting signals, including power levels.
How to enter the parameter setting mode and select options.
A menu listing the various operational parameters that can be customized.
Configuring channel step size, scan resume conditions, and key beep sounds.
Setting transmission time limits and penalties to manage repeater access.
Configuring power saving, repeater tones, busy channel lockout, and theft alarm features.
Customizing memory channel labels and adjusting display brightness.
Introduction to the automatic signal searching functions.
How to perform scans across VFO frequencies and programmed memory channels.
Scanning within defined frequency ranges and searching for CTCSS tones.
Features for DCS code search, key lockout, and tone burst transmission.
How to select AM reception and adjust channel bandwidth for transmission/reception.
Programming and using the auto-dialer to transmit DTMF tones.
Setting up the basic theft alarm function to deter unauthorized removal.
Configuring the theft alarm with a delay period for enhanced security.
Copying programmed data and settings between transceivers using a cable.
Instructions for connecting and configuring the optional EJ-41U TNC unit for packet data.
Setting up parameters for packet data communication, including speed and data format.
Connecting and configuring the transceiver for packet communication using an external TNC.
Specific configurations for different packet data transfer rates.
Introduction to using the Automatic Packet Reporting System with the transceiver.
Connecting and configuring a GPS receiver for use with APRS®.
Setting up APRS® mode and essential commands for operation.
A table listing DTMF commands and their corresponding transceiver functions.
Inputting frequencies directly using the DTMF keypad.
How the selected tuning step affects frequency entry.
Steps to reset the transceiver to factory settings.
A table of default configurations for the transceiver.
A guide to diagnosing and resolving common operational problems with the transceiver.
Commands for controlling the built-in TNC, covering basic functions.
Commands for controlling the built-in TNC, covering data and packet operations.
Commands for controlling the built-in TNC, covering transmission and flow control.
