 click here to view PDF: Rectangular Waveguide Branch Guide Couplers
Space Machine custom fabricates a standard product line of branch guide couplers covering waveguide sizes WR62 thru WR284.Inherently full band coupling is not very flat, but coupling over 25% bandwidth is held to ±0.5dB. Directivity is 20dB minimum. Additional sizes and configurations are available upon request.
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Model
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WR #
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Frequency (GHz)
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A
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B
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C
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BGC62-
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62
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12.40 - 18.00
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4.00
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1.50
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1.00
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BGC75-
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75
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10.00 - 15.00
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4.00
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1.50
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1.00
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BGC90-
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90
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8.20 - 12.40
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6.00
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2.50
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1.50
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BGC102-
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102
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7.00 - 11.00
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7.00
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2.50
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1.50
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BGC112-
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112
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7.05 - 10.00
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8.00
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2.50
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1.50
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BGC137-
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137
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5.85 - 8.20
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10.00
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2.75
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1.50
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BGC159-
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159
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4.90 - 7.05
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10.00
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3.00
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2.00
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BGC187-
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187
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3.95 - 5.85
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11.00
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3.50
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2.00
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BGC229-
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229
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3.30 - 4.90
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12.00
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4.00
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2.50
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BGC284-
|
284
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2.60 - 3.95
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12.00
|
4.00
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3.00
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Ordering Information
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BGC |
wr |
-m |
c |
-f1 |
f2 |
-p |
f |
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Branch Guide Coupler, WR112, Bronze, 3dB Coupling, Cover/ Cover Flanges, Chromated, Paint Space Machine Gray.
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Example part number:
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BGC |
112 |
-B |
3 |
-01 |
01 |
-C |
P |
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Series (BGC):
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Waveguide Size (wr): WR62 thru WR284
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Material (m): A – Aluminum, B – Bronze, O – Other
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| Coupling (c): 3 - 15 dB |
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Flange (-f1 f2): See Appendix F and G
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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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