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UBS is a recognized leader in the design and manufacture of antenna products, Waveguide and Coaxial Filters, Isolators, Couplers and Circulators.
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Termination (Low Power / Low Power Precision) Series: 131
UBS’ standard product line of precision low power terminations use spear load elements for optimum electrical performance. Maximum power handling capacity is 0.5 watt for waveguide sizes WR-28 to WR-42, 1 watt for WR-51 and WR-62, 2 watts for waveguide sizes WR-75 to WR-650.
Ordering Information
Flange Configuration
| Flange Type |
C - Cover
G - Groove
CHOKE
CMR
CPR
CPR (F,G) |
| Flange Mounting Holes |
T1 - Through Holes
T2 - Threaded
A - Alternating |
STANDARD FINISH: is electroless corrosion protection for the metal surface. Non standard configurations and finishes (Silver, Nickel, Cadmium plating) are available upon request. Waveguide sizes up to WR-650 available. Contact our sales department with your requirements.
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Specifications
Series No.
and Size |
Frequency
(GHz) |
Dimensions (inches) A |
Dimensions Precision (inches) A |
| WR28 |
26.50 - 40.00 |
2.00 |
2.50 |
| WR34 |
22.00 - 33.00 |
2.00 |
2.50 |
| WR42 |
18.00 - 26.00 |
3.00 |
2.59 |
| WR51 |
15.00 - 22.00 |
3.00 |
3.25 |
| WR62 |
12.40 - 18.00 |
4.00 |
3.43 |
| WR75 |
10.00 - 15.00 |
4.00 |
4.30 |
| WR90 |
8.20 - 12.40 |
6.00 |
4.31 |
| WR112 |
7.05 - 10.00 |
6.00 |
6.00 |
| WR137 |
5.85 - 8.20 |
6.50 |
6.50 |
| WR159 |
4.09 - 7.05 |
7.50 |
7.50 |
| WR187 |
3.95 - 5.85 |
8.50 |
8.00 |
| WR229 |
3.30 - 4.90 |
10.00 |
11.00 |
| WR284 |
2.60 - 3.95 |
10.50 |
11.00 |
| WR340 |
2.20 - 3.30 |
- |
11.18 |
| WR430 |
1.70 - 2.60 |
- |
- |
| WR650 |
1.12 - 1.70 |
- |
- |
Electrical Specifications
| VSWR |
< 1.10 max(Low Powrer) |
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< 1.02 max(Low Power Precision) |
Please view these examples to help you generate a desired waveguide's part number, or simply contact our sales department. We will be pleased to assist you with your order.
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