AN/URM-120
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Overview
Wattmeter AN/URM-120 (figure 1-1) is designed to measure incident and reflected r-f power from 10 to 1000 watts within a frequency range of 2 to 1000 mc. Three coupler-detectors, each rated to cover a portion of this frequency range are supplied with the wattmeter.
| Coupler Detector Characteristics | ||||
|---|---|---|---|---|
| Insertion VSWR (Max value with type-N connectors on primary line) | ||||
| Model No. | Freq Range (mHz) | Power Range(Watts) | Lowest Power Range | 3 Highest Power Ranges |
| CU-753/URM-120 | 2-30 | 50, 100, 500, 1000 | 1.08 | 1.08 |
| CU-754/URM-120 | 25-250 | 10, 50, 100, 500 | 1.08 | 1.05 |
| CU-755/URM-120 | 200-1000 | 10, 50, 100, 500 | 1.08 | 1.05 |
Images
Related Files
- OPERATOR, ORGANIZATIONAL, FIELD AND DEPOT MAINTENANCE MANUAL
- WATTMETER AN/URM-120
- 09 OCTOBER 1961
- ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE
- REPAIR PARTS AND SPECIAL TOOLS LISTS (INCLUDING DEPOT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS
- TEST SET, RADIO FREQUENCY, POWER
- AN/URM-120 (NSN 6625-00-790-2746)
- 29 AUGUST 1978