The Recorder-Reproducer Set,sound, cataloged under National Stock Number 5835-00-561-9994, is classified within Federal Supply Class 5835 (Sound Recording and Reproducing Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 28 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5835-00-561-9994 |
| Item Name | Recorder-Reproducer Set,sound |
| FSC / FSG | 5835 / 58 — Sound Recording and Reproducing Equipment |
| Status | ACTIVE |
| Recording Method | MAGNETIC |
| Phase | SINGLE LOCATION NOT OTHERWISE SPECIFIED |
| Document Type | MILITARY SPECIFICATION |
| Length | 1800.000 FEET NOMINAL FT |
| AC Voltage Rating | 115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Accommodated Reel Maximum Diameter | 7.000 INCHES IN |
| Amplifier Output Rating in Watts | 1.0 |
| Recording Medium for Which Designed | TAPE |
| Frequency Response Tolerance in Decibels | -2.0 TO 2.0 |
| Component Document Page Number | 1 |
| Input Impedance Rating in Ohms | 150.0 AND 600.0 AND 200000.0 AND 30000.0 |
| Frequency Response Range in Hertz | +50.0 TO 20000.0 |
| Joint Electronics Type Designation System Item Type Number | AN/UNQ-7/F/ |
| Operating Speed at Rated Capacity | 3.750 INCHES PER SECOND AND 7.500 INCHES PER SECOND AND 15.000 INCHES PER SECOND IN |
| Component Document Origin | GOVERNMENT |
| Joint Electronics Type Designation System Item Name | RECORDER-REPRODUCER SET,SOUND |
| Nondefinitive Spec/std Data | 1 TYPE |
| Electrical Power Source Relationship | OPERATING |
| Accessory Controlling Agency | TELEX COMMUNICATIONS INC |
| Document Identification | MIL-R-21091E/SHIPS/ |
| Document Source | 81349 |
| Furnished Items | TEST TAPE,TAPE REELS,DEMAGNETIZER,TAPE SPLICER,CABLEASSEMBLY,TEST EXTENDER BOARDS |
| Frequency Rating | 60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Width | 0.250 INCHES NOMINAL IN |
| Accessory Component Quantity | 11 |
| Case | NOT PROVIDED |
| Output Impedance Rating in Ohms | 8.0 NOMINAL |
| Input Channel Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ANUNQ7F | 3/1 Design control — primary reference U.S. Government activity |
| 91300 | 3/9 Design control — primary reference Telex Communications Inc Sub of Telex Corp |
| MILR21091E | 4/1 Identification reference U.S. Government activity |
NSN 5835-00-561-9994 is a Recorder-Reproducer Set,sound, classified under FSC 5835, Sound Recording and Reproducing Equipment. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5835-00-571-8866, 2825-00-591-8997, 5910-01-030-5048. Verify interchangeability with system specifications before substitution.
Key specifications for 5835-00-561-9994: Recording Method: MAGNETIC; Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED; Document Type: MILITARY SPECIFICATION; Length: 1800.000 FEET NOMINAL FT. 28 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.