Uniden UM425 English Owners Manual - Page 59

Specifications Specifications Table 9 - Radio specifications (All specifications are subject to change without notice.) General Controls Volume-Pwr, Squelch Status Indicators Transmit power, Scan mode, Triple Watch mode, Battery High, Battery low, USA, CAN, INT, Alert, Memory, Weather band, GPS status and Channel Display Display Buttons LCD (Full Dot Matrix) WX-Alert, 16/9-Tri, Scan-Mem, Channel Up, Channel Down, Menu-PA, Select-1W/25W, and Distress. Connectors Antenna, accessory, and DC power Size Weight H 65 mm x W 162 mm x L 126 mm (without Heat Sink) H 2.56 inches x W 6.38 inches x L 4.96 inches 0.9 kg (2 pounds) Supply Voltage Nominal 13.8V DC, negative ground (11.7 VDC to 14.3 VDC) Standard Accessories Mounting bracket and hardware, DC power cable, microphone hanger, spare fuse, accessory cable Antenna Impedance Microphone 50 Ω nominal Rugged 2 kΩ condenser mic element with coiled cord Speaker 1.77 inch, 8 Ω Operating Temperature Range -20 °C to + 50 °C (-4 °F to +122 °F) Shock and Vibration FCC Approvals Meets or exceeds EIA standards, RS152B and RS204C Type accepted under part 80 of the Rules; meets Great Lakes Agreement and party boat requirements Transmitter Power Output 1 watt or 25 watt (user selectable) Power Requirement 25 watts output: [email protected] DC Modulation ±5 kHz deviation Hum and Noise Signal-to-Noise 45 dB@1 kHz with 3 kHz deviation with 1000 Hz modulating frequency (nominal) Audio Distortion Less than 8% with 3 kHz deviation with 1000 Hz modulating frequency Spurious Suppression -25 dBm @ Hi, -25 dBm @ Lo Output Power Stabilization Built-in automatic level control (ALC) Frequency Range 156 to 158 MHz Frequency Stability ±10 ppm @ -20°C to + 50°C E-55