Specifications

GENERAL

Channels

Freqwency Range Communication Mode

CH 1 to CH8

CH9 to CH40

Frequency Control Controls

Buttons

Status Indicator

Channel Display

Connectors

Size

Weight

Power Requirements

Antenna Impedance

Microphone

Speaker

Operating Temperature

Range

Shock and Vibration

SMA Approvals

:40

:476.425MHz to 477.4MHz

:Simplex / Duplex

:Simplex

:Phase Locked Loop (PLL)

:On/Off Volume Control, On/Off Monitor Switch HI/LOW TX Power Switch

:UP Key, DOWN Key, UO Key, DUPLEX Key

:TX LED at PTT On: RED

Continuous: Transmitting

Flashing: TXlLow Battery

TX LED at PTT Off : GREEN

Lights ON : Busy Channel

:TSQ (Tone Squelch) CAL (Call Received or

Transmitting Tones) PRI (Priority CH Selected) SCN (Scanning),

LO (Low TX Power Selected) DUP (Duplex Communication)

:Liquid Crystal Display (LCD, Dual 7 Segment)

:Antenna, External Speaker External Microphone

AC Adaptor/Charger

:62mm W x 37mm Lx 150mm H

:390g.

:7.2V DC

:50 ohms, nominal

:Built-in Electret type

:8 ohms, 0.5W

:O°Cto +55°C

:Meets or Exceeds EIA Std. RS152B and RS204C

:Type accepted under MS250

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UH-O57

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Uniden UH-057 manual Channels, Buttons