FBT COUPLER
Dual Window Wideband Coupler
1034 Central Avenue South • Kent, WA 98032
Tel 253.814.2862 • Fax 253.813.2861
www.lighteltech.com
REVISION
B
Order Information:
Lightel Technologies, Inc. www.lighteltech.com
1034 Central Avenue South, Kent, WA 98032 TEL No : (253) 813-2862 Fax No : (253) 813-2861
Parameter Premium A Grade
Operating Wavelength
Insertion Loss (Max) <
3.6 dB <
3.8 dB
Uniformity (Typical) <
0.7 dB <
1.0 dB
Return Loss
PDL <
0.15 dB <
0.20 dB
TDL 0.2 dB (-10ºC ~ +75ºC) 0.35 dB (-40ºC ~ +85ºC)
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions Medium Duty ( L )
Heavy Duty ( R )
φ 3.0mm x 55.0mm
φ 3.0mm x 60.0mm
100.0mm x 12.0mm x 8.0mm
1310 & 1550 nm +
40 nm
1x2 > 55 dB 2x2 >
65 dB
-40oC ~ +85ºC
* Port #
Premium A Grade Premium A Grade
1 x 4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
4 x 4 7.4 dB 7.9 dB 1.5 dB 2.2 dB
1 x 8 11.0 dB 11.3 dB 2.0 dB 2.4 dB
8 x 8 11.2 dB 11.8 dB 2.4 dB 3.0 dB
1 x 16 14.4 dB 15.2 dB 2.7 dB 3.2 dB
16 x 16 14.6 dB 15.6 dB 3.0 dB 3.8 dB
Max IL Uniformity
* Other Port Numbers upon request.
Coupling
Ratio Premium A Grade
40/60 4.7/2.7 dB 5.0/2.9 dB
30/70 6.0/1.9 dB 6.4/2.2 dB
20/80 7.9/1.2 dB 8.5/1.4 dB
10/90 11.3/0.6 dB 12.7/0.8 dB
5/95 15.0/0.4 dB 16.0/0.5 dB
1/99 23.5/0.3 dB 24.0/0.4 dB
Max Insertion Loss
Note1: All values specified are without connectors.
Note2: Higher performance specifications upon request.
Note3: Fiber Type – Corning SMF-28
Port Number
12: 1 x 2
22: 2 x 2
14: 1 x 4
44: 4 x 4
18: 1 x 8
88: 8 x 8
16: 1 x 16
66: 16 x 16
C
W
D
Grade
P: Premium
A: A Grade
Coupling
Ratio
xy% : xy%
Fiber length:
1: 1meter
2: 2meter
S=Special
Pigtail style:
(=package style)
B: bare fiber
L: 900
µ
m loose tube
R: 3 mm cable
Connector:
0: None
1: FC/PC
2: FC/APC
3: SC/PC
4: SC/APC
5: FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
LT071603
Rev. B
Specifications:
Tap Coupler Tree and Star Coupler
(Based on 50/50)
Lightel Technologies, Inc. www.lighteltech.com
1034 Central Avenue South, Kent, WA 98032 TEL No : (253) 813-2862 Fax No : (253) 813-2861
Parameter Premium A Grade
Operating Wavelength
Insertion Loss (Max) <
3.6 dB <
3.8 dB
Uniformity (Typical) <
0.7 dB <
1.0 dB
Return Loss
PDL <
0.15 dB <
0.20 dB
TDL 0.2 dB (-10ºC ~ +75ºC) 0.35 dB (-40ºC ~ +85ºC)
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions Medium Duty ( L )
Heavy Duty ( R )
φ 3.0mm x 55.0mm
φ 3.0mm x 60.0mm
100.0mm x 12.0mm x 8.0mm
1310 & 1550 nm +
40 nm
1x2 >
55 dB 2x2 >
65 dB
-40
o
C ~ +85ºC
* Port #
Premium A Grade Premium A Grade
1 x 4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
4 x 4 7.4 dB 7.9 dB 1.5 dB 2.2 dB
1 x 8 11.0 dB 11.3 dB 2.0 dB 2.4 dB
8 x 8 11.2 dB 11.8 dB 2.4 dB 3.0 dB
1 x 16 14.4 dB 15.2 dB 2.7 dB 3.2 dB
16 x 16 14.6 dB 15.6 dB 3.0 dB 3.8 dB
Max IL Uniformity
* Other Port Numbers upon request.
Coupling
Ratio Premium A Grade
40/60 4.7/2.7 dB 5.0/2.9 dB
30/70 6.0/1.9 dB 6.4/2.2 dB
20/80 7.9/1.2 dB 8.5/1.4 dB
10/90 11.3/0.6 dB 12.7/0.8 dB
5/95 15.0/0.4 dB 16.0/0.5 dB
1/99 23.5/0.3 dB 24.0/0.4 dB
Max Insertion Loss
Note1: All values specified are without connectors.
Note2: Higher performance specifications upon request.
Note3: Fiber Type – Corning SMF-28
Port Number
12: 1 x 2
22: 2 x 2
14: 1 x 4
44: 4 x 4
18: 1 x 8
88: 8 x 8
16: 1 x 16
66: 16 x 16
C
W
D
Grade
P: Premium
A: A Grade
Coupling
Ratio
xy% : xy%
Fiber length:
1: 1meter
2: 2meter
S=Special
Pigtail style:
(=package style)
B: bare fiber
L: 900
µ
m loose tube
R: 3 mm cable
Connector:
0: None
1: FC/PC
2: FC/APC
3: SC/PC
4: SC/APC
5: FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
LT071603
Rev. B
Lightel Technologies, Inc. www.lighteltech.com
1034 Central Avenue South, Kent, WA 98032 TEL No : (253) 813-2862 Fax No : (253) 813-2861
Parameter Premium A Grade
Operating Wavelength
Insertion Loss (Max) <
3.6 dB <
3.8 dB
Uniformity (Typical) <
0.7 dB <
1.0 dB
Return Loss
PDL <
0.15 dB < 0.20 dB
TDL 0.2 dB (-10ºC ~ +75ºC) 0.35 dB (-40ºC ~ +85ºC)
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions Medium Duty ( L )
Heavy Duty ( R )
φ 3.0mm x 55.0mm
φ 3.0mm x 60.0mm
100.0mm x 12.0mm x 8.0mm
1310 & 1550 nm +
40 nm
1x2 >
55 dB 2x2 >
65 dB
-40oC ~ +85ºC
* Port #
Premium A Grade Premium A Grade
1 x 4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
4 x 4 7.4 dB 7.9 dB 1.5 dB 2.2 dB
1 x 8 11.0 dB 11.3 dB 2.0 dB 2.4 dB
8 x 8 11.2 dB 11.8 dB 2.4 dB 3.0 dB
1 x 16 14.4 dB 15.2 dB 2.7 dB 3.2 dB
16 x 16 14.6 dB 15.6 dB 3.0 dB 3.8 dB
Max IL Uniformity
* Other Port Numbers upon request.
Coupling
Ratio Premium A Grade
40/60 4.7/2.7 dB 5.0/2.9 dB
30/70 6.0/1.9 dB 6.4/2.2 dB
20/80 7.9/1.2 dB 8.5/1.4 dB
10/90 11.3/0.6 dB 12.7/0.8 dB
5/95 15.0/0.4 dB 16.0/0.5 dB
1/99 23.5/0.3 dB 24.0/0.4 dB
Max Insertion Loss
Note1: All values specified are without connectors.
Note2: Higher performance specifications upon request.
Note3: Fiber Type – Corning SMF-28
Port Number
12: 1 x 2
22: 2 x 2
14: 1 x 4
44: 4 x 4
18: 1 x 8
88: 8 x 8
16: 1 x 16
66: 16 x 16
C
W
D
Grade
P: Premium
A: A Grade
Coupling
Ratio
xy% : xy%
Fiber length:
1: 1meter
2: 2meter
S=Special
Pigtail style:
(=package style)
B: bare fiber
L: 900
µ
m loose tube
R: 3 mm cable
Connector:
0: None
1: FC/PC
2: FC/APC
3: SC/PC
4: SC/APC
5: FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
LT071603
Rev. B
Lightel Technologies, Inc. www.lighteltech.com
1034 Central Avenue South, Kent, WA 98032 TEL No : (253) 813-2862 Fax No : (253) 813-2861
Parameter Premium A Grade
Operating Wavelength
Insertion Loss (Max) <3.6 dB <
3.8 dB
Uniformity (Typical) < 0.7 dB <
1.0 dB
Return Loss
PDL <
0.15 dB <
0.20 dB
TDL 0.2 dB (-10ºC ~ +75ºC) 0.35 dB (-40ºC ~ +85ºC)
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions Medium Duty ( L )
Heavy Duty ( R )
φ 3.0mm x 55.0mm
φ 3.0mm x 60.0mm
100.0mm x 12.0mm x 8.0mm
1310 & 1550 nm +
40 nm
1x2 >
55 dB 2x2 >
65 dB
-40oC ~ +85ºC
* Port #
Premium A Grade Premium A Grade
1 x 4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
4 x 4 7.4 dB 7.9 dB 1.5 dB 2.2 dB
1 x 8 11.0 dB 11.3 dB 2.0 dB 2.4 dB
8 x 8 11.2 dB 11.8 dB 2.4 dB 3.0 dB
1 x 16 14.4 dB 15.2 dB 2.7 dB 3.2 dB
16 x 16 14.6 dB 15.6 dB 3.0 dB 3.8 dB
Max IL Uniformity
* Other Port Numbers upon request.
Coupling
Ratio Premium A Grade
40/60 4.7/2.7 dB 5.0/2.9 dB
30/70 6.0/1.9 dB 6.4/2.2 dB
20/80 7.9/1.2 dB 8.5/1.4 dB
10/90 11.3/0.6 dB 12.7/0.8 dB
5/95 15.0/0.4 dB 16.0/0.5 dB
1/99 23.5/0.3 dB 24.0/0.4 dB
Max Insertion Loss
Note1: All values specified are without connectors.
Note2: Higher performance specifications upon request.
Note3: Fiber Type – Corning SMF-28
Port Number
12: 1 x 2
22: 2 x 2
14: 1 x 4
44: 4 x 4
18: 1 x 8
88: 8 x 8
16: 1 x 16
66: 16 x 16
C
W
D
Grade
P: Premium
A: A Grade
Coupling
Ratio
xy% : xy%
Fiber length:
1: 1meter
2: 2meter
S=Special
Pigtail style:
(=package style)
B: bare fiber
L: 900
µ
m loose tube
R: 3 mm cable
Connector:
0: None
1: FC/PC
2: FC/APC
3: SC/PC
4: SC/APC
5: FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
LT071603
Rev. B
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