Comba Public Safety Fiber DAS Master Unit (DC) Class B w/ 8 optical ports, 3 sub-bands, 700/800MHz, -48VDC
Comba Public Safety Fiber DAS Master Unit (DC) Class B w/ 8 optical ports, 3 sub-bands, 700/800MHz, -48VDC
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1(855)846-2654
Need installation quote, or help with designing a custom solution? Submit a request for quote.
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Description
Product Description
Comba Public Safety Fiber DAS Master Unit (DC) Class B with 8 optical ports and 3 sub bands per band. Operates on, and supports both 700MHz and 800MHz bands. Power source type is -48V DC. Comba Telecom PS Fiber DAS Class B (700/800MHz, MU, 8 ports) master unit public safety -48VDC public safety signal enhancement system features eight optical ports and three sub bands for every band. It includes manufacturer warranty of three years.
Features:
- Eight Optical Ports.
- Dual-band configuration supports both 700 MHz and 800 MHz 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: | 700 MHz and 800 MHz 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: | 8. |
| 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: |
729198661199. |
| 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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