Agilent / Keysight N7744C Optical Multiport Power Meter, 4 channels 1250 to 1650 nm
The Agilent/Keysight N7744C is a four-channel optical multiport power meter designed for accurate power measurements in the 1250 to 1650 nm wavelength range. Ideal for testing and characterizing multi-port optical devices, this instrument provides high-resolution and fast measurement speeds, enhancing productivity in manufacturing and R&D environments.
- Model
- Agilent / Keysight N7744C
- Calibration
- Available on request
- Price
- $8,078
- Status
- In stock
- RFQ ref
- N7744C
This unit
The Keysight N7744C is a four-channel optical power meter for simultaneous measurements across the 1250 nm to 1650 nm wavelength band. It characterizes multi-port optical components and enables parallel testing of single-port devices, delivering high-throughput performance in R&D and manufacturing. The half-rack width, single-rack height form factor optimizes space utilization.
Technical Specifications
Measurement Capabilities- Channels: 4
- Wavelength range: 1250 nm to 1650 nm
- Sensor type: InGaAs
- Power ranges: +10 dBm to −80 dBm, −60 dBm to +10 dBm, −80 dBm to +10 dBm
- Data acquisition: 1 million samples per second per port
- Minimum averaging time: 1 µs
- Bandwidth: Up to 250 kHz
- Memory: 1 M samples per port plus 1 M sample continuous logging buffer
- Power uncertainty: ±2.5% at reference conditions
- Dynamic range: 65 dB in swept and logging applications; over 80 dB with fast power range switching
- Polarization dependence: <±0.01 dB typical Connectivity
- Optical ports: 4 channels with snap-on quad-adapter fiber connectivity (N7740 concept)
- Data interfaces: LAN and USB
- Triggering: Hardware trigger with input power threshold detection for transient measurements
Key Features
- Fast power range switching for stitching measurements across extended dynamic range
- Continuous data logging at 1 M samples/s per port
- Snap-on quad-adapters (N7740BI bare fiber version available) simplify multi-fiber alignment and connection
- One-click zeroing adapter (N7740ZI) for rapid calibration
- No analog output on this model
Typical Applications
- Multi-port optical component characterization
- Parallel single-port device testing
- Transient power measurements with threshold triggering
- High-throughput manufacturing test
Compatibility & Integration The instrument supports SCPI command programming and features a browser-accessible user interface via LAN or USB with no software installation required. Parallel programming over multiple connections enables integration of multiple instruments.
Specifications
| Parameter | Value |
|---|---|
| Power Range (dBm) | '+10 dBm to −80 dBm | Wavelength Range: 1250 nm to 1650 nm |
Agilent / Keysight N7744C — Repair & Calibration Service
Aumictech offers NIST-traceable calibration and repair for the Agilent / Keysight N7744C. Calibration covers detector responsivity at 850, 1310, 1490, 1550, and 1625 nm, absolute power accuracy, linearity across the full dynamic range, and reference power level. All calibrations ship with a NIST-traceable certificate. Turnaround is typically 1–3 business days after receipt.
Common Agilent / Keysight N7744C faults: detector contamination, damaged FC/PC input port, display failure. Common repairs include detector port cleaning or replacement, display repair, and battery or capacitor replacement in older HP/Agilent/Keysight units.
Agilent / Keysight N7744C price
This Agilent / Keysight N7744C is listed at $8,078.38. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.
Agilent / Keysight N7744C calibration cost
NIST-traceable calibration for the Agilent / Keysight N7744C is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Calibration for this instrument covers detector responsivity at 850, 1310, 1490, 1550, and 1625 nm, absolute power accuracy, linearity across the full dynamic range, and reference power level. Turnaround is 1 to 3 business days after receipt. See full calibration details →
