Airframe & System Upgrades

H155
Rockwell Collins™ VHF 422 - 8.33 kHz
Applicable to version(s) : According to Service Bulletin
Due to new European Commission regulation, (EU) No. 1079/2012, from 17th November 2012, a channel spacing of 8.33 kHz is required for VHF systems above FL 195. It is planned to have a full deployment of 8.33 kHz channel spacing for all VHF operations as of 1st January 2018.
Airbus Helicopters Deutschland GmbH Site Kassel-Calden proposes the installation of upgraded Rockwell Collins VHF-422 transceiver and CTL-22 control. The existing hardware have been upgraded in order to fulfill the new requirments instead of used 25 kHz spacing in the past.

On Request

On Request

1 day(s)

Benefits

  • Channel spacing 8.33 kHz
  • In line with European Commission regulations

PRE-POST REQUISITE / EFFECTIVITY

Depending on the H/C configuration, it might be necessary to upgrade both, the Rockwell Collins VHF transceiver and the control unit. To save time, please check the part number and version of your VHF hardware and contact AHD-Kassel-Calden for further actions.

APPROVALS

EASA SK-MIC-157

INSTALLATION TIME
QUALIFICATION INSTALLATION DURATION
Avionic, Electrical On Request
Airframe, Systems On Request

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