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Full specifications

XTA-50 - Tunable filter with adjustable bandwith

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Overview
Electronically controlled. Center wavelength and bandwidth can both be set precisely and independently. Covers all key wavelengths from 1260 nm to 1650 nm and bandwidths from 32 pm (4 GHz) to 5 nm.
XTA-50 - Tunable filter with adjustable bandwith

Key features

  • Adjustable bandwidth flat-top filter
  • Ultra-sharp filter edges
  • High isolation
  • 200 nm wavelength range
  • High accuracy and repeatability
  • Narrowest filter: highest selectivity

Applications

  • Channel selection for bit error rate testing
  • Analysis of sub-band of complex modulation formats
  • Channel spacing reduction
  • WDM-PON, DWDM systems testing
  • Amplification analysis
  • Cascaded ROADM emulation
  • OFDM
  • Active component and module testing
  • Transponders testing

Specifications

Technical specifications
Models XTA-50 standard; XTA-50 ultrafine; XTA-50 O-band a; XTA-50 wide
Wavelength range (nm) Standard: 1450 to 1650; Ultrafine: 1480 to 1620; O-band: 1260 to 1360; Wide: 1525 to 1610
Wavelength resolution (pm) Standard: 1; Ultrafine: 1; O-band: 1; Wide: 1
Wavelength accuracy (pm) b Standard: ±30; Ultrafine: ±30; O-band: ±30; Wide: ±30
Wavelength tuning speed (s) Standard: 1; Ultrafine: 1; O-band: 1; Wide: 1
Minimum bandwidth (FWHM) Standard: 50 pm (6.25 GHz); Ultrafine: 32 pm (4 GHz); O-band: 50 pm (8 GHz); Wide: 50 pm (6.25 GHz)
Maximum bandwidth (FWHM) Standard: 950 pm (120 GHz); Ultrafine: 650 pm (80 GHz); O-band: 900 pm (160 GHz); Wide: 5000 pm (625 GHz)
Bandwidth resolution (pm) Standard: 1; Ultrafine: 1; O-band: 1; Wide: 1
Bandwidth tuning speed (s) Standard: 1; Ultrafine: 1; O-band: 1; Wide: 1
Filter edge roll-off (dB/nm) Standard: 500 (typical) c; Ultrafine: 800 (typical); O-band: 500 (typical) c; Wide: 500 (typical) d
Insertion loss (dB) Standard: 5 (4.5 dB typical) e, f; Ultrafine: 5 (4.0 dB typical) f, g; O-band: 5 (4.5 dB typical) f, h; Wide: 5 (4.5 dB typical) i, j
Flatness (dB) Standard: 0.2 k; Ultrafine: 0.2 l; O-band: 0.3 k, m; Wide: 0.2 n
Polarization dependent loss (dB) Standard: ±0.2 e; Ultrafine: ±0.2 g; O-band: ±0.2 h; Wide: ±0.2 i
Out-of-band suppression (crosstalk) Standard: 40 dB (60 dB typical) o; Ultrafine: 40 dB (50 dB typical) o; O-band: 40 dB (60 dB typical) o; Wide: 40 dB (45 dB typical) o
Interfaces
Display 7 inch resistive touch-screen (resolution 800 x 480)
Communication interfaces USB-B, Ethernet (x2)
Display and other interfaces HDMI, display port, USB-A 3.2 (x3), USB-A 2.0 (x1)
Optical fiber type Standard: SMF or PMF; Ultrafine: SMF or PMF; O-band: SMF or PMF; Wide: SMF
Connector type FC/PC or FC/APC
a. Specifications apply for wavelengths not equal to anywater absorption line.
b. With "Backlash suppression" setting enabled.
c. Between –3 and –40 dB for FWHM < 800 pm.
d. Between –3 and –40 dB. Typically 550 dB/nm at FWHM = 50 pm, 450 dB/nm at FWHM = 1 nm, 225 dB/nm at FWHM = 5 nm.
e. From 1500 nm to 1600 nm and FWHM > 100 pm.
f. At lowest FWHM the insertion loss is 7 dB typical.
g. From 1500 nm to 1600 nm and FWHM > 60 pm.
h. From 1280 nm to 1340 nm and FWHM > 100 pm.
i. For FWHM > 100 pm.
j. At lowest FWHM the insertion loss is < 7.0 dB.
k. Centered width of FWHM-150 pm. For 150 pm < FWHM < 650 pm.
l. Centered width of FWHM-100 pm. For 100 pm < FWHM < 500 pm.
m.From 1280 nm to 1340 nm.
n. Centered width of FWHM-150 pm. For 150 pm < FWHM < 2000 pm.
o. Measured 1 nm away from the –3 dB points.
General specifications
Temperature range 15 °C to 35 °C (59 °F to 95 °F)
Maximum optical input power (dBm) Standard: 30; Ultrafine: 30; O-band: 30; Wide: 27
Dimensions (W x D x H) 254 mm x 385 mm x 154 mm (10 in x 15 1/8 in x 6 in)
Weight 6.5 kg (14.33 lb)