N7748C
Power Meter
• Wavelength range: 1250–1650 nm (covering the O/E/S/C/L band single-mode fiber communication window)
• Power measurement range: -70 dBm to +23 dBm (supports automatic/manual range switching)
• Measurement accuracy: ±0.03 dB (typical value, @23°C ±5°C, calibrated wavelength point)
• Resolution: 0.001 dB (high-precision mode) / 0.01 dB (standard mode)
• Detector type: Thermally cooled InGaAs (temperature control accuracy ±0.1°C)
• Connector interface: FC/APC (standard), optional FC/PC/SC/APC/LC
• Calibration wavelength points: 1310/1490/1550/1625 nm (NIST traceable certificate)
• Maximum input power: 500 mW (+27 dBm) with overload protection
• Response time: <10 ms (high-speed mode) / <100 ms (high-stability mode)
• Communication interface: USB 3.0/RS-232/GPIB (compatible with SCPI/LabVIEW drivers)