 click here to view PDF: Double Ridge Waveguide Loop Couplers
Space Machine custom fabricates a standard product line of double ridge loop couplers covering waveguide sizes WRD750 through WRD200.These loop couplers are ideally suited for 25% bandwidths with coupling variation of ± 0.5dB. Over the full waveguide band, coupling variation is ± 2.5dB. Directivity is 15dB minimum. Main arm VSWR is 1.08:1 and secondary arm VSWR is 1.3:1.
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Model
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WRD #
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Frequency (GHz)
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L
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DLC750-
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750
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7.50 - 18.00
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3.00
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DLC650-
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650
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6.50 - 18.00
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3.00
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DLC580-
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580
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5.80 - 16.00
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3.00
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DLC500-
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500
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5.00 - 18.00
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3.00
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DLC475-
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475
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4.75 - 11.00
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3.50
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DLC350-
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350
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3.50 - 8.20
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3.50
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DLC250-
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250
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2.60 - 7.80
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4.00
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DLC200-
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200
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2.00 - 4.80
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5.00
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Ordering Information
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DLC |
wrd |
-m |
c |
cnt
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-f1 |
f2 |
-p |
f |
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Double Ridge Loop Coupler, WRD500, Aluminum, 30dB Coupling, SMA Female Coupled Port, Gasket Flanges, Chromated, Paint Space Machine Gray.
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Example part number:
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DLC |
500 |
-A |
30
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SF |
-02 |
02
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-C |
P |
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Series (DLC):
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Waveguide Size (wrd): WRD180 thru WRD200
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Material (m): A – Aluminum
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Coupling (c): 30-60 dB
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Connector Type (cnt): See Appendix E
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Flange (-f1 f2): See Appendix F and H
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Plating (-p): C – Chromate, S – Silver,
G – Gold, O – Other, N – None
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Finish (f): P – Paint Space Machine Gray,
N – None, O – Other
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