Product Documentation

Document	Pages	Notes
MXT400 External Photos
MXT400 Internal Photos
MXT400 Product Brochure
MXT400 User Manual

Product

Parameter	Value	Description
Form Factor	Fixed-Mount	The radio is designed to be permanently attached to a surface using fasteners.
Type	Transceiver	The radio can receive and transmit signals.
Width	5.5 in	The distance between the left and right surfaces of the main body of the radio, excluding protrusions.
Height	1.5 in	The distance between the top and bottom surfaces of the main body of the radio, excluding protrusions.
Depth	7.3 in	The distance between the front and rear surfaces of the main body of the radio, excluding protrusions.
Weight	2.2 lb	The mass of the main body of the radio, including the removable battery or removable front panel.

Tuning System

Parameter	Value	Description
Channel Capacity	15 max	The number of memory channels that can be programmed into the radio.
Scan Type	Full	The radio's tuning system can scan the full range of operating frequencies.
Repeater Capable	Yes	Memory channels can have different transmit and receive frequencies, facilitating the use of radio repeaters.
Talkaround	Yes	Sets the transmit frequency equal to the receive frequency when using a repeater channel.

Signaling System

Parameter	Value	Description
CTCSS Tones	38	The number of distinct CTCSS tones supported by the radio.
DCS Codes	104	The number of distinct DCS codes supported by the radio.
Group Call	Yes	Enables a radio user to initiate a conversation with a predetermined group of radio users. All users can hear one another during the conversation.

Audio System

Parameter	Value	Description
Silent Mode	Yes	The radio emits no beeps or other sounds apart from received audio.
Companding	Yes	An audio processing technique that mitigates the effects of a channel with limited dynamic range.

Receiver

Parameter	Value	Description
Personal Bands	FRS	Family Radio Service (462.550 - 467.7125 MHz)
	GMRS	General Mobile Radio Service (462.550 - 467.725 MHz)
Operating Frequency	462.55 to 462.725 MHz	The range of frequencies that can be tuned by the receiver.
	467.55 to 467.725 MHz
Monitor Function	Yes	The radio allows the user to manually open the squelch.

Transmitter

Parameter	Value	Description
Personal Band	GMRS	General Mobile Radio Service (462.550 - 467.725 MHz)
Operating Frequency	462.55 to 462.725 MHz
	467.55 to 467.725 MHz
Output Power	40 W max	The maximum RF power that a transmitter can produce, as reported by the manufacturer in product documentation.
Timeout Timer	Yes	Indicates that a radio is capable of limiting the length of each transmission.

Channel Selector (Main)

Parameter	Value	Description
Location	Front	The channel selector is located on the front panel of the radio.
Type	Rotary Knob	The setting can be adjusted by rotating a round knob.

Channel Selector (Mic)

Parameter	Value	Description
Location	Mic	The channel selector is located on a hand microphone.
Type	Up/Down Buttons	The setting can be increased or decreased by pressing a pair of buttons.

Volume Control

Parameter	Value	Description
Location	Front	The volume control is located on the front panel of the radio.
Type	Rotary Knob	The setting can be adjusted by rotating a round knob.

Squelch Control

Parameter	Value	Description
Type	Menu Item	The setting can be adjusted by using the radio's menu system.

Keypad

Parameter	Value	Description
Location	Front	The keypad is located on the front panel of the radio.
Audible	Yes	The keypad can be configured to emit a sound each time that a key is pressed.

Display

Parameter	Value	Description
Location	Front	The display is located on the front panel of the radio.
Type	LCD	Liquid Crystal Display with Fluorescent Backlighting
Backlit	Yes	The display device is illuminated for better readability in poor lighting conditions.
Dimmable	Yes	The brightness of the display's backlight can be adjusted by the user.

Internal Speaker

Parameter	Value	Description
Location	Top	The internal speaker is located at the top surface of the radio.

Microphone Port

Parameter	Value	Description
Location	Front Panel	The microphone port is located on the front panel of the radio.
Connector Type	RJ45-Female	8-Position RJ45 Female

Speaker Port

Parameter	Value	Description
Location	Rear Panel	The speaker port is located on the rear panel of the radio.
Connector Type	3.5mm Mono Mini	2-Position Miniature Phone Jack

Antenna Port

Parameter	Value	Description
Location	Rear Panel	The antenna port is located on the rear panel of the radio.
Connector Type	UHF-Female	UHF Female (SO-239)
Impedance	50 Ω

Power Supply Port

Parameter	Value	Description
Location	Rear	The power supply port is located on the rear panel of the radio.
Supply Voltage	13.8 V

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