
Digital Internal Communication Equipment Set "AVSA-21" for Efficient Sound Signal Management
Manufacturer:
POLET OJSC
Price:
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Description
The AVSA-21 digital intercom set is designed for centralised control of audio signals from various radio-navigation and radio-communication equipment of MS-21, IL-114-300M, IL-96-300M, IL-96-400M, SSJ-NEW, crew warning system, external threat warning system, as well as for control of internal communication between crew members.
Specifications
Equipment
Block B7A-ICBO - 3 pcs. Block B7B-ICBO - 2 pcs. Flight crew panel - 3 pcs. Interface unit-ICBO - 1 pc. Power amplifier-ICBO - 2 pcs. Sound speaker 4KZ-02 - 2 pcs. Ground attendant panel - 5 pcs.
Type of communication channels
Radio channel
Selective challenge
Armoured glass
Operating frequency ranges
0.3...6
Maximum power consumption
30 W
Display availability
Armoured glass
Speakerphone availability
Armoured glass
Type
ARINC664
Power supply voltage
22...30.3 W
Performed functions of AVSA-21 set
1.Providing all flight crew members and flight attendants with internal selective and circular communications. 2.Provision of all flight crew members (except flight attendants) with external radio communications via on-board radios; 3.Provision of ground-b
Interface type of AVSA-21 set units for information exchange with the equipment of the internal communication system and onboard
ARINC664
Composition of the set AVSA-21
Block B7A-ICBO (flight crew console) - 3 pcs. Block B7B-ICBO (flight attendant console) - 2 pcs. Flight crew panel (FE) - 3 pcs. Interface unit-ICBO - 1 pc. Power amplifier-ICBO - 2 pcs. Sound speaker 4KZ-02 - 2 pcs. Panel of ground attendant pcs
Number and type of radios to be connected
VHF band radio - 3 pcs. KV band radio station - 2 pcs. SatCom radio station - 1 pc. pcs
Depth of gain adjustment during loud-speaker warning by flight crew
not less than 48
Gain control depth for radio communication
not less than 48
Depth of gain adjustment for intra-object communication
not less than 30
Nutrition
Armoured glass
Rated electrical power level of the sound signal in the aircraft cabin
no more than 40 W
Level of rated electrical power of the sound signal in the cockpit and at the flight attendant's workplace.
No more than 5 W
Nonlinear distortion coefficient of amplifying paths in the frequency range from 300 to 6000 Hz
No more than 2 %
Nonuniformity of amplitude-frequency response of amplifying paths of blocks in the frequency range from 300 to 6000 Hz
No more than 3
Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.
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Delivery Time
Sea freight: 30-60 days (depending on destination)
Air freight: 14-21 days (for urgent orders)
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