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.
|
Model
|
WR #
|
Frequency (GHz)
|
A
|
B
|
C
|
|
BGC62-
|
62
|
12.40 - 18.00
|
4.00
|
1.50
|
1.00
|
|
BGC75-
|
75
|
10.00 - 15.00
|
4.00
|
1.50
|
1.00
|
|
BGC90-
|
90
|
8.20 - 12.40
|
6.00
|
2.50
|
1.50
|
|
BGC102-
|
102
|
7.00 - 11.00
|
7.00
|
2.50
|
1.50
|
|
BGC112-
|
112
|
7.05 - 10.00
|
8.00
|
2.50
|
1.50
|
|
BGC137-
|
137
|
5.85 - 8.20
|
10.00
|
2.75
|
1.50
|
|
BGC159-
|
159
|
4.90 - 7.05
|
10.00
|
3.00
|
2.00
|
|
BGC187-
|
187
|
3.95 - 5.85
|
11.00
|
3.50
|
2.00
|
|
BGC229-
|
229
|
3.30 - 4.90
|
12.00
|
4.00
|
2.50
|
|
BGC284-
|
284
|
2.60 - 3.95
|
12.00
|
4.00
|
3.00
|
|
Ordering Information
|
BGC |
wr |
-m |
c |
-f1 |
f2 |
-p |
f |
|
Branch Guide Coupler, WR112, Bronze, 3dB Coupling, Cover/ Cover Flanges, Chromated, Paint Space Machine Gray.
|
|
|
|
|
|
|
|
|
|
Example part number:
|
BGC |
112 |
-B |
3 |
-01 |
01 |
-C |
P |
|
Series (BGC):
|
|
|
|
|
|
|
|
|
|
Waveguide Size (wr): WR62 thru WR284
|
|
|
|
|
|
|
|
|
|
Material (m): A –Aluminum, B – Bronze, O - Other
|
|
|
|
|
|
|
|
|
| Coupling (c): 3 - 15 dB |
|
|
|
|
|
|
|
|
|
Flange (-f1 f2): See Appendix G
|
|
|
|
|
|
|
|
|
|
Plating (-p): C – Chromate, S – Silver,
G – Gold, O – Other, N – None
|
|
|
|
|
|
|
|
|
|
Finish (f): P – Paint Space Machine Gray,
N – None, O – Other
|
|
|
|
|
|
|
|
|
home page
|
