Bell B412 CVR modification

The Finnish Border Guard requested tenders for design service to Bell B412 helicopter for replacing the obsolete Cockpit Voice Recorder (P/N 93-A100-31) and to replace it by a modern solid state CVR. Among the CVR, the obsolete control panel (P/N 93-A152-30) shall have also be replaced. The supplier was also expected to deliver the parts needed for the modification, including but not limited to: replacing CVR, replacing control panel, wiring, means for installation and new area-microphone, if needed. The design service shall have been EASA approved, and all the necessary documentation needed for the modification shall have been provided, including but not limited to certification and approval documentation, continuing airworthiness documentation, manuals needed for operation and their supplements, installation instructions including revisions and/or supplements to maintenance manual & illustrated parts catalogue. The new CVR-unit shall have been installed to the position of existing unit, the tender shall include ground/flight testing for NVIS validation for replaced panels, and flight testing for recording quality verification. The procurement had an option for another AB412 airframe, with obsolete CVR P/N 93-A100-83.