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The series CSS short slot hybrid coupler covers 26.5 to 170 GHz in nine waveguide bands. The two output ports are in-line to the input port, and have 90° phase difference with nearly equal power levels over 5% of the center frequency. Isolation between output ports is 20 dB (typical).
Electrical Specifications:
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Model Number (Note 1)
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Center Freq GHz (Note 2)
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BW
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Insertion Loss
(Note 3)
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Isolation
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Weight g (Brass) (Note 1)
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Weight g (Alum) (Note 1)
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CSS-42-S024B0
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24
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5%
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0.5
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20
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500
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200
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CSS-28-S029B0
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29
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0.5
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20
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370
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150
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CSS-28-S035B0
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35
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0.5
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20
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370
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150
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CSS-22-R040B0*
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40
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0.5
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20
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500
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200
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CSS-19-R046B0*
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46
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0.5
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20
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500
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200
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CSS-15-R060B0
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60
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0.8
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20
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200
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80
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CSS-12-R077B0
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77
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1
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20
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200
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80
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CSS-10-R094B0
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94
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1
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20
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200
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80
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CSS-06-R144B0
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140
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1.5
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18
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200
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80
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1) For ~ 60% lighter weight, change “B” to “A” for Aluminum
2) Other frequencies available, please consult Millitech Sales
3) Insertion loss above 3dB power split with 90° relative phase
* Special Square Flange available, please consult Millitech Sales.
Phase accuracy: ±5° at center frequency; ±10° flatness across frequency
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