AN/USQ-42
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Contents
Overview
Radio Frequency Monitor Set AN/USQ-42 is a manpack or vehicular, portable, frequency modulated (fm) receiver. It is used to monitor signals from as many as 27 remote sensors on any one of 31 channels. When a sensor transmission is received, the AN/USQ-42 displays the remote sensor identity number on a front panel display and provides a headphone output of the received audio signal.
Radio Frequency Monitor Set AN/USQ-42 consists of:
- Monitor, Radio Frequency, R-1561/USQ- 42
- Bag, Cotton Duck CW-1033/ USQ-42 (carrying bag)
- Base, Antenna AB-1093/USQ-42,
- Antenna AS-2280/ USQ-42,
- Digital Display Cable Assembly
- Headset H-139
- Harness, Electrical Equipment ST-158/USQ-42 (harness) is used to carry the R-1561/USQ-42 in manpack operation.
Technical Characteristics
- Number of channels
- 31
- Number of sensor codes per channel.
- 1 to 27
- Type of reception
- Voice and tone-modulated identity codes (fm)
- Types of antennas
- Manpack Operation - Antenna AS-2280/USQ-42
- Stationary Operation - Base, Antenna AB-1093/USQ-42
- Vehicular Operation - Vehicular Antenna for M161 truck mounting
- Helicopter Operation - Aircraft Antenna AT-209/ARR-26 for UH-1D helicopter mounting.
Sensor
Frequencies
| Channel Frequencies | |||||||
|---|---|---|---|---|---|---|---|
| Ch # | Frequency (mHz) | Ch # | Frequency (mHz) | Ch # | Frequency (mHz) | Ch # | Frequency (mHz) |
| 00 | 161.500 | 10 | 169.000 | 20 | 164.875 | 30 | 172.375 |
| 01 | 162.250 | 11 | 169.750 | 21 | 165.625 | 31 | 173.125 |
| 02 | 163.000 | 12 | 170.500 | 22 | 166.375 | 32 | 173.875 |
| 03 | 163.750 | 13 | 171.250 | 23 | 167.125 | 33 | 174.625 |
| 04 | 164.500 | 14 | 172.000 | 24 | 167.875 | 34 | 175.375 |
| 05 | 165.250 | 15 | 172.750 | 25 | 168.625 | 35 | 161.125 |
| 06 | 166.000 | 16 | 173.500 | 26 | 169.375 | 36 | 161.875 |
| 07 | 166.750 | 17 | 162.625 | 27 | 170.125 | 37 | 174.250 |
| 08 | 167.500 | 18 | 163.375 | 28 | 170.875 | 38 | 175.000 |
| 09 | 168.250 | 19 | 164.125 | 29 | 171.625 | 39 | 175.750 |
Reference Files
TM 11-5840-339-12[1]- OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL
- RADIO FREQUENCY MONITOR SET
- AN/USQ-42
- April 1968
- TM 11-5840-339-34[2]
- DS AND GS MAINTENANCE MANUAL
- RADIO FREQUENCY MONITOR SETS
- AN/USQ-42
- (LIMITED COVERAGE)
- May 1968
- TM 11-5840-339-35[3]
- DS, GS AND DEPOT MAINTENANCE MANUAL
- RADIO FREQUENCY MONITOR SETS
- AN/USQ-42
- AN/USQ-42A
- AN/USQ-42B
- June 1970
References
- ↑ TM 11-5840-339-12,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"
- ↑ TM 11-5840-339-34,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"
- ↑ TM 11-5840-339-35,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"