JDSU JD786B CellAdvisor RF Analyzer, 8 GHz

The JDSU JD786B CellAdvisor RF Analyzer is a portable, field-deployable instrument for installation, maintenance, and troubleshooting of cellular networks from 2G to 4G. It integrates spectrum analysis, cable and antenna analysis, and RF power measurement into a single ruggedized platform, with optional capabilities for optical power measurement, fiber inspection, and CPRI fronthaul interference analysis.

Technical Specifications

• Frequency range: 9 kHz to 8 GHz


• Frequency span: 0 Hz (zero span) to 8 GHz


• Resolution bandwidth: 1 Hz to 3 MHz (–3 dB)


• Video bandwidth: 1 Hz to 3 MHz (–3 dB)


• Input attenuator: 0 to 55 dB in 5 dB steps


• Maximum input level: +25 dBm (average continuous power); ±50 V DC


• Measurement range: DANL to +25 dBm


• Reference level setting: –120 to +100 dBm


• Displayed average noise level (1 Hz RBW/VBW, preamplifier off): 10 MHz–2.4 GHz >–140 dBm; >2.4–6 GHz >–138 dBm; >6–7 GHz >–135 dBm; >7–8 GHz >–132 dBm


• DANL with preamplifier on: 10 MHz–3 GHz >–160 dBm; >3–5 GHz >–158 dBm; >5–7 GHz >–155 dBm; >7–8 GHz >–152 dBm


• Single sideband phase noise (1 GHz carrier): –100 dBc/Hz @ 30 kHz offset; –105 dBc/Hz @ 100 kHz offset; –115 dBc/Hz @ 1 MHz offset


• Sweep time: 0.4 ms to 1000 s


• Frequency reference accuracy: ±0.05 ppm + aging (0–50°C); ±0.01 ppm after GPS lock


• Aging rate: ±0.5 ppm/year Cable and Antenna Analyzer


• Frequency range: 5 MHz to 6 GHz


• Measurement speed: 1.0 ms/point (typical, reflection/DTF)

Key Features

• Multi-function design eliminates need for separate test instruments


• Intuitive interface with built-in help system for field technicians


• Selectable input attenuation and dual detection modes optimize dynamic range


• GPS-disciplined frequency reference option enhances long-term accuracy


• Supports 2G through 4G cellular network analysis