Part #:

Model: 387C-4

Collins Aerospace - Audio Control
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Part Number :


387C-4
FEATURES
  • Master audio control center incorporating amplification and automatic gain control
  • Includes selection for monitoring and mixing outputs of communication and navigation receivers, crew interphone, and aircraft public address system
  • Can control two VHF, two NAV, one ADF, one HF, and one MKR input
  • Interphone and external receiver inputs are direct coupled to amplifier input transformers
  • Outputs may be routed to cabin speakers and headphones
  • Microphone switching provided to select one of three communications transmitters, crew interphone, aircraft public address system or a spare position for actuation by the press-to-talk circuit
  • Voice or range filter or both may be selected as an aid to ADF or VOR monitoring/mixing
  • Switch controlled high or low marker beacon receiver sensitivity
  • Available in gray or black panel color
  • Panel mounted with DZUS fasteners
  • Can be used with 346B-3 Audio Control Center

 

SPECIFICATIONS
Temperature: -55 to +55C (continuous) Altitude: 55000 ft.
Dimensions: 5.75"W x 1.875"H x 4.17"D Power Source: 27.5 VDC at 400 ma nominal
Power Output: 100 mw each channel into 600 ohms Gain: 7 +-3db. Gain controls set to 100-mw level. Input below agc threshold.
Noise Level: not less than 40db below nominal output Crosstalk: Not less than 40db isolation between inputs
Part NumberAudio Control Description:
522-2899-00 Black front panel
522-2899-012 Gray front panel

 

522-2899-00
- Audio Control
Price Condition Delivery
CALL OR RFQ CALL OR RFQ CALL OR RFQ

SEA Repair Capabilities: Yes

522-2899-012
- Audio Control
Price Condition Delivery
CALL OR RFQ CALL OR RFQ CALL OR RFQ

SEA Repair Capabilities: Yes

522-2899-013
- Audio Control
Price Condition Delivery
CALL OR RFQ CALL OR RFQ CALL OR RFQ

SEA Repair Capabilities: Yes

There are no Frequently Asked Questions at this time. Please contact us at questions@seaerospace.com if you have any questions for us to answer.