EXFO FTBx-2850 µITLA tunable light source (C: 1527.605 nm – 1568.772 nm, L: 1568.772 nm – 1611.787 nm)

Wavelength tuning

C band

Operating wavelength range: 1527.605 nm – 1568.772 nm

Operating frequency range: 191.100 THz – 196.250 THz

L band

Operating wavelength range: 1568.772 nm – 1611.787 nm

Operating frequency range: 186.000 THz – 191.100 THz

Laser type: Thermally tuned external cavity diode laser (ECDL)

Frequency tuning resolution (wavelength) : 100 MHz (1 pm)

Tuning time: < 30 s

Spectral characteristics

Linewidth (FWHM), instantaneous : < 100 kHz

Side-mode suppression ratio: 40 dB (55 dB typical)

Frequency uncertainty (wavelength): ± 2.5 GHz (± 22 pm) b, c

Frequency stability (wavelength): ± 0.3 GHz (± 3 pm) b over 24 hours

Optical power

Maximum optical output power: S: ≥ 12.5 dBm; H: ≥ 14.5 dBm (C-band only)

Minimum optical output power: S: ≤ 8 dBm; H: ≤ 11 dBm (C-band only)

Optical power uncertainty after calibration : ± 0.6 dB

Power stability: ± 0.1 dB over 24 hours (2 σ)

Output power tuning resolution :0.01 dB

Power flatness, peak-to-peak: 0.5 dB over entire wavelength range

Fiber type: Polarization maintaining fiber (PMF)

Polarization extinction ratio (PER): > 18 dB at the polarization maintained fiber output

Relative intensity noise RIN (for 13 dBm): –140 dB/Hz (10 MHz – 40 GHz)

Power monitoring: Built-in

GENERAL SPECIFICATIONS

Size (H x W x D) : 25 mm X 159 mm X 187 mm (1 in x 6 1/4 in x 7 5/16 in)

Weight : 0.5 kg (1.1 lb)

Temperature

Operating: 0 °C to 40 °C (32 °F to 104 °F)

Storage: –40 °C to 70 °C (–40 °F to 158 °F)

Relative humidity: 0 % to 80 % non-condensing

LTB-2/LTB-8/LTB-12 operation: FTBx-2850 modules are launched and operated from ToolBox.

EXFO Connect and Multilink will not recognize or operate FTBx-2850 module.

Remote control and automation: Ethernet: SCPI commands or Web UI

Datasheet