Part #:
Model: CVR-120
Part Number :
Select part number above to view pricing and availability.
NSN: 5835-01-456-2572
* Price & Availability valid as of 10/21/20 14:41:13 EDT *
| Price | Condition | Status | |
|---|---|---|---|
| REQUEST | NEW OUTRIGHT | REQUEST |
|
* Price & Availability valid as of 10/21/20 14:41:13 EDT *
CVR-120
FEATURES
- Solid-State Cockpit Voice Recorder (CVR)
- TSO-C123a (ED-56A)
- Solid-State Flash Memory Array
- Stores up to 120 minutes
- Line replaceable units (LRU)
- Input Recording
- 5 external source inputs
- 7 recorded channels (6 voice plus rotor speed)
- Records GMT
- Maintenance on Condition Only (excluding ULB)
- No Overhaul Required
- 30,000 hrs. MTBF
- Diagnostics and Maintenance Alert through Cockpit Control Panel
- OEM Three Year Warranty
- Complete Onboard Aircraft Testing with Portable Test Set
- Direct replacement for ARINC 557 Analog Tape Units
- ARINC 757 compatible
- Three versions of the CVR Control units are available
- Four channels of audio input consist of a microphone, pilot, copilot & extra source
- In addition to storing cockpit audio, the CVR is capable of storing other data such as:
- GMT from an ARINC 429 bus
- GMT from a Frequency Shift Keying (FSK) signaling source
- Rotor speed for helicopter applications
- CVR internal BITE status
- CVR utilizes Adaptive Differential Pulse Code Modulation (ADPCM) Digital Signal Processing (DSP) hardware and Flash Memory
- Operation of the CVR is controlled by a microprocessor operating at 24 MHz
- Underwater locator beacon (ULB) is mounts on the front (ULB sold separately)
- Software embedded in the CVR is categorized as DO-178B Level D
SPECIFICATIONS
| Dimensions: | 6.78" H x 4.875" W x 12.56" L | Weight: | 13 lbs |
| Power: | 28 Vdc or 115 Vac | power consumption: | Approx 14W nominal @ 27.5 VDC Approx 18W nominal @ 115 VAC |
| Erase: | Fail safe; double electrical interlock | Recorded Audio Frequency Response: | Crew microphones 150 to 3500 Hz Area microphones 150 to 6000 Hz |
| Analog rotor speed input: | 10 to 15,000 Hz rotor tach frequency 200 K Ohms Impedance .2 volts min., 100 volts max. |
headphone output (monitor): | 600 Ohms, each channel |
| audio input impedance: | 5000 Ohms, each channel | Recorded SNR: | 48 dB (area microphone) 45 dB (minimum) |
| Harmonic distortion: | 10% max THD and noise at 0 dB input 6% max THD and noise at -20 dB input 6.3% max THD for area microphone |
audio outputs (6 channels): | 775 mV RMS into 600 Ohms (with 330 VRMS input) |
| ULB Battery life: | 6 years (Dukane Model DK120, replaceable battery) | Mounting: | Solid Rack Mount (shock mounting is not required in aircraft or helicopter) |
| Part Number | CVR Description: |
|---|---|
| 1603-02-12 | CVR with 120 minutes recording |
