Optical Modulation Analyzer | Keysight N4391B
Capabilities:
Our advanced optical modulation analyzer characterizes signal quality of vector modulated signals at transmitter outputs or along optical links. Designed for high-speed optical communications analysis and advanced modulation format testing.
Technical Specifications:
Electrical Channels: 4 channels, 59 GHz each
Optical Base Bandwidth: ≥110 GHz
Sampling Rate per Channel: 256 GSa/s
Optical Coherent Test EVM Noise Floor: 1.8%
ADC Resolution: 10 bits
Wavelength Range: 1527.6 – 1620 nm
Process Advantages:
Four 59 GHz electrical channels support multi-channel coherent reception
≥110 GHz optical bandwidth accommodates wideband modulated signals
256 GSa/s sampling rate captures high-speed modulation details
1.8% EVM noise floor enables sensitive modulation quality assessment
10-bit ADC resolution provides excellent measurement fidelity
Broad wavelength range covers C-band and L-band for flexible DWDM testing
Primary Applications:
Signal quality characterization of vector modulated signals at transmitter outputs and along optical links for high-speed coherent optical communications systems.
Why Choose Our Service?
Partner with us for precise optical modulation analysis using the Keysight N4391B system. We provide high-fidelity EVM measurements and expert support tailored to your high-speed optical signal characterization needs.
