Bidirectional Line Amplifiers BDA-3

PBE’s BDA-3 Amplifier Maintains Signal Levels to Provide Dependable Communication FEATURES OVERVIEW • Compatible with Voice and Data communications • Local Diagnostics • Saddle and Clamp connections • IP55/NEMA 4X rated enclosure • VHF and UHF PBE’s BDA-3 Amplifier Maintains Signal Levels to Provide Dependable Communication THE BIDIRECTIONAL LINE AMPLIFIER (BDA-3) • Provides local diagnostics to indicate the current state of the amplifier for ease of maintenance • Supports voice and data transmission • Powered from the radiating cable line • Connected via saddle and clamp connections • Amplifier tuning via rotary switches • High level of sideband immunity and excellent noise rejection • Housed in a minimum IP55 rated heavy duty enclosure The Bidirectional Line Amplifier (BDA-3) is part PBE’s leaky feeder system which provides a reliable, simple to use underground data aquisition and communication system. SPECIFICATIONS Operating Voltage: 12-48 VDC Operating Temperature: -20°C to 50°C Downlink Frequency: VHF (02-00149): 151 – 157.5 MHz VHF (02-00156): 145.5 – 147.5 MHz UHF (03-00041): 480 – 490 MHz Uplink Frequency: VHF (02-00149): 170 – 174.5 MHz VHF (02-00156): 160.5 – 162.5 MHz UHF (03-00041): 450 – 460 MHz Bandwidth: VHF (02-00149): 4.5 MHz Uplink, 6.5 MHz Downlink VHF (02-00156): 2 MHz Uplink, 2 MHz Downlink UHF (03-00041): 10 MHz Uplink, 10 MHz Downlink Input / Output Impedance: 75 ohms Maximum Gain: VHF (02-00149): 28 dB VHF (02-00156): 28 dB UHF (03-00041): 32 dB Connections: Saddle and clamp Through Current Capacity: 1.5 A max Current Drain: ~90 mA @ 12 VDC ~50 mA @ 24 VDC ~30 mA @ 48 VDC