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Comba CriticalPoint Public Safety Fiber DAS Class B 700/800MHz Master Unit (DC) with 4 optical ports, 3 sub-bands per band, -48VDC

Comba CriticalPoint Public Safety Fiber DAS Class B 700/800MHz Master Unit (DC) with 4 optical ports, 3 sub-bands per band, -48VDC

Comba CriticalPoint Public Safety Fiber DAS Class B 700/800MHz Master Unit (DC) with 4 optical ports, 3 sub-bands per band, -48VDC

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SKU: RH7W22-D78B48E4

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Description

Product Description

Comba Critical Point Public Safety Fiber DAS Class B 700MHz and 800MHz Master Unit (DC) has 4 optical ports. It offers 3 sub-bands per band. Power supply type is -48V DC. Comba Telecom PS Fiber DAS Class B (700/800MHz, MU 4 ports, -48VDC) public safety distributed antenna system master unit has with four optical ports. With three sub bands for each band, it arrives with a three-year manufacturer warranty.

Features:

  • 4 optical ports.
  • Dual-band configuration supports 700MHz and 800MHz public safety bands.
  • Supports P25 P1/P2 digital and conventional analog communications simultaneously.
  • Supports FirstNet LTE Band 14.
  • Offers 3 sub bands per band.
  • 2W output power per band.
  • Web based GUI for intelligent configuration, SNMP supported.
  • Built-in mandatory isolation test to prevent oscillation.
  • NFPA 1221 compliant dry contact alarms.
  • NFPA 1221 compliant NEMA 4X enclosure.

Specifications:

Supported Bands: 700MHz and 800MHz Public Safety Network Bands.
Uplink Frequencies: 788-805 MHz and 806-817 MHz.
Downlink Frequencies: 758-775 MHz and 851-862 MHz.
Channel Bandwidth: 200 KHz - 10 MHz.
Optical Fiber: Single Mode.
Number of Optical Ports: 4.
Optical Wavelength: 1550, 1310 + WDM.
Master Unit Optical Output Power: -4 to -2 dBm.
Maximum Optical Loss: 6.5 dB.
Master Unit Fiber Connectors: SC/ APC.
Number of Filters: 3.
Total Output Power, Uplink: 27 dBm.
Total Output Power, Downlink: 33 dBm.
Maximum System gain: 95 dB.
Gain Adjustment Range (GAR) @ 1dB step: 0-30 dB.
Pass Band Ripple (p-p): ≤ 3 dB.
Spurious emission: FCC Compliant.
Intermodulation: -13 dBm.
Uplink Noise Figure at Maximum Gain: ≤ 5 dB.
System Delay: 8.5 sec.
Max UL Input w/o Overdrive: -30 dBm.
Max UL Input w/o Damage: -10 dBm.
Input VSWR: ≤ 1.5.
Impedance: 50 Ohm.
Power Supply: -40 ~ -58 Volts Direct Current (VDC).
Power Consumption (approx.): 100W.
RF Connectors: N-Female, duplex.
Fiber Connectors: SC/ APC.
Operating Temperature: -40 to +55 oC.
Operating Humidity: ≤ 95%.
Ingress protection: NEMA 4X.
Enclosure Cooling: Convection.
MTBF: 100,000 @ 77 oF.
Dimensions: Height 22.4", Length 15.4", Width 8.5".
Weight without Bracket: 66 lbs.
UPC:

729198661205.

Warranty: Three Years.

 

WARNING:

Per FCC laws and regulations, INDUSTRIAL GRADE distributed antennas system (Fiber DAS) master and/or remote units must not be installed by consumers. It is designed for installation by QUALIFIED INSTALLERS only. You MUST have an express consent in writing from all Carriers in your service area to operate this device. Unauthorized use may result in significant forfeiture penalties, including penalties in excess of $100,000 for each continuing violation. Please submit public safety DAS installation service questionnaire for a quote if you require professional installation and assistance with consent and approval process.

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