Difference between revisions of "AN~URM-120"
Jump to navigation
Jump to search
RadioNerds (talk | contribs) |
RadioNerds (talk | contribs) (→Images) |
||
| (3 intermediate revisions by the same user not shown) | |||
| Line 1: | Line 1: | ||
| + | ==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. | ||
| + | {| class="wikitable" style="width:50%; border:2px solid black;text-align:center;" | ||
| + | !colspan="5"|Coupler Detector Characteristics | ||
| + | |- | ||
| + | |colspan="3"| | ||
| + | |colspan="2"|Insertion VSWR (Max value with type-N connectors on primary line) | ||
| + | |- | ||
| + | ! scope="col" style="border-bottom: 2px solid black;white-space:nowrap;"|Model No. | ||
| + | ! scope="col" style="border-bottom: 2px solid black;white-space:nowrap;"|Freq Range (mHz) | ||
| + | ! scope="col" style="border-bottom: 2px solid black;white-space:nowrap;"|Power Range(Watts) | ||
| + | ! scope="col" style="border-bottom: 2px solid black;white-space:nowrap;"|Lowest Power Range | ||
| + | ! scope="col" style="border-bottom: 2px solid black;white-space:nowrap;"|3 Highest Power Ranges | ||
| + | |- | ||
| + | |style="white-space:nowrap;"|CU-753/URM-120 | ||
| + | |2-30 | ||
| + | |50, 100, 500, 1000 | ||
| + | |1.08 | ||
| + | |1.08 | ||
| + | |- | ||
| + | |style="white-space:nowrap;"|CU-754/URM-120 | ||
| + | |25-250 | ||
| + | |10, 50, 100, 500 | ||
| + | |1.08 | ||
| + | |1.05 | ||
| + | |- | ||
| + | |style="white-space:nowrap;"|CU-755/URM-120 | ||
| + | |200-1000 | ||
| + | |10, 50, 100, 500 | ||
| + | |1.08 | ||
| + | |1.05 | ||
| + | |} | ||
| + | |||
| + | |||
| + | |||
| + | ==Images== | ||
| + | <gallery widths=100px heights=100px perrow=5> | ||
| + | File:AN_URM-120_Schematic.png | ||
| + | File:AN_URM-120-1.jpg | ||
| + | File:AN_URM-120-2.jpg | ||
| + | File:AN_URM-120-3.jpg | ||
| + | File:AN_URM-120-4.jpg | ||
| + | File:AN_URM-120-5.jpg | ||
| + | </gallery> | ||
| + | |||
| + | ==Related Files== | ||
;{{pdf|TM 11-6625-446-15.PDF|TM 11-6625-446-15}} | ;{{pdf|TM 11-6625-446-15.PDF|TM 11-6625-446-15}} | ||
:OPERATOR, ORGANIZATIONAL, FIELD AND DEPOT MAINTENANCE MANUAL | :OPERATOR, ORGANIZATIONAL, FIELD AND DEPOT MAINTENANCE MANUAL | ||
Latest revision as of 15:47, 12 December 2013
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