CDMA 450M Single-duplexer Tower Amplifier

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CDMA 450M Single-duplexer Tower Amplifier
Posting date : Feb 04, 2008
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HS-CODE
85-
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Function: CDMA Network optimize equipment.Efficiency enlarge the coverage of base station,achieve seamless coverage;enhance signal strength,improve communication quality,lower drop line rate;solve the roam problem of customer in borderline area. Features: Aluminum alloy airproof cavity,waterproof and dustproof; mate attenuator allowing for continuous adjustment by step,need not adjust base station power.;auto bypass function,eqipment failure doesnot affect base station working;local supervise. Specification: Test Item Down Link Up Link Frequency Range 438~440MHz 444.5~446.5MHz Bypass loss ≤2dB ≤0.5dB Gain 12 dB±1 dB / OIP3 >+23dBm / Noise Figure: ≤1.6dB / Intermodulation Attenuation / ≤-115dBm Loss Power Capacity Min / ≥50dBm CW Pass Band Wave ≤±0.3dB(peak value)   Port Echo Loss ≥18dB(static state) ≥18dB Port Echo Loss ≥18dB(dynamic state) Dispatcher Isolation ≥80dB Power Supply 100±20mA、+8.5~+13.5VDC

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