Envoy Data Link, Technical Description Document (TD-15000 Issue 2)

Everything You Need for Data Link Communications…In a Single Unit!

Envoy Data Link is a modern, light-weight, high-speed digital data link communications product that includes three integrated avionics modules (CMU, VDR, and MCDU) and the software applications for all your data link needs.

Issue 2, Published June 30, 2021

2.24 MB


Dlink+ is a data link communications unit designed to enhance airline operational control. The Dlink+ unit enables continuous communication and global flight tracking with an airline operations center through ACARS data link.

2015 Revision 1

1.05 MB


Technical Description Document (TD-14114-1)

This Technical Description Document provides an overview of the Dlink+ system. Generally, this document covers Dlink+ ACARS / ATN-CPDLC Functionality, Interfaces, Physical Characteristics, Software Capability, and Environmental Specifications.

Revision B

2.47 MB

service bulletins

SBSL Notification Letter, Issue 6

Please read for important information about obtaining Service Bulletins (SB) and Service Letters (SL).

Issue 6, Published February 17, 2022

236.44 kB

service letters

SBSL Notification Letter, Issue 6

Please read for important information about obtaining Service Bulletins (SB) and Service Letters (SL).

Issue 6, Published February 17, 2022

236.44 kB

pma listings


AS9100D and ISO 9001:2015 Certificate, BSI FM97328

Certificate FM 97328, certifies that Spectralux Avionics Quality Management System complies with the requirements of AS9100D (technically equivalent to EN9100:2018 and JISQ 9100:2016) and ISO 9001:2015 and assessed in accordance with AS9104/4.

Reissue Date: 2021-06-12 | Expiry Date: 2023-08-22

578.74 kB

FAA Part-145 Air Agency Certificate VLXR781L

Part-145 Repair Station Approval for

Issued September 1, 1993 continues in effect INDEFINITELY

492.79 kB

FAA Part-145 Operations Specifications, Certificate VLXR781L

001 Issuance and Applicability
002 Definitions and Abbreviations
003 Ratings and Limitations
004 Summary of Special Authorizations and Limitations
007 Designated Persons
025 Electronic/Digital Recordkeeping System
        Electronic/Digital Signature, and Media
449 Antidrug and Alcohol Misuse Prevention Program

Issued: various, see document for applicable sections (last updated FEB 2022)

559.41 kB

EASA Part-145 Certificate (EASA.145.4890)

Renewal of EASA Part-145 approval in accordance with the provisions of the Agreement between the United States of America and the European Community on Cooperation in the Regulation of Civil Aviation Safety. (EASA.145.4890)

Issued: 11 APR 2022, Valid until: 31 JUL 2024

1.56 MB

press releases


ATLANTA, GEORGIA, April 26, 2016 – Spectralux Avionics and Eirtech Aviation Services have signed a Memorandum of Understanding (MoU) to collaborate on the certification of a dual stack FANS 1/A and ATN CPDLC Data Link Solution on commercial air transport aircraft. The all-in-one data link solution, named Envoy, was previously announced at the AEEC Airline Maintenance Conference.

April 26, 2016

332.16 kB


ATLANTA, GEORGIA, April 25, 2016 – Spectralux Avionics today announced availability of its dual stack FANS 1/A, and ATN Link 2000+ CPDLC Data Link Solution for commercial air transport, regional, and business aviation aircraft. The all-in-one data link solution, named Envoy™, was unveiled at the AEEC|AMC.

April 25, 2016

411.28 kB

Spectralux Avionics Selected to Provide Flight Deck Lighting for Boeing 777X

Spectralux Avionics (, a prominent manufacturer of mission critical human machine interface and lighting products, today announced that its Spectralux Avionics™ Flight Deck Lighting Modules, Power Control Units, and related software have been chosen by The Boeing Company for the 777X airplane program. The equipment to be supplied includes 11 lighting modules used to provide ambient lighting throughout the flight deck and 2 power control units used to regulate and control them.

March 10, 2016

361.76 kB

Eric Elison Joins Spectralux Avionics as Director of Sales and Marketing

Redmond, WA – Spectralux Avionics ( is pleased to have Eric join the great team we already have in place. According to Scott McCammant, Spectralux president, “Eric is the perfect match for our team, joining Frank Hummel, Director of Engineering and Brian Brooks, Director of Operations.”

March 15, 2016

359.61 kB

Kelly Storey Promoted at Spectralux Avionics

Spectralux is pleased to announce that Kelly Storey has been promoted to Spectralux Quality Manager. In this role she is responsible for promoting customer requirements and making sure they are implemented throughout the organization. She also ensures quality related issues with customers are tracked, coordinated and resolved.

March 3, 2016

354.59 kB

Dlink+ AOC Keeps Customers Connected

Kirkland, Washington – January 18, 2016 – The Spectralux Dlink+ AOC continues to satisfy operational needs of its customers providing ACARS AOC and ATS messaging with respective airline operations centers as well as ATN CPDLC (also known as Link 2000+) data link functionality.

January 18, 2016

101.03 kB

Spectralux to attend NBAA 2015

Spectralux will be attending NBAA 2015 November 17 and 18. Scott McCammant - President, Kathy Jones - Director New Business Development, and Frank Hummel – Director Engineering are to represent Spectralux Avionics and will be available for discussions.

28 November 2015

331.58 kB

Scott McCammant Becomes an NACD Fellow

WASHINGTON, October 22, 2015 -- The National Association of Corporate Directors (NACD) is pleased to announce that Scott McCammant of Spectralux Corporation has become an NACD Governance Fellow, the highest level of credentialing for corporate directors and corporate governance professionals. Mr. McCammant currently serves as a director on the board of Spectralux Corporation.

22 October 2015

120.73 kB

New Website Launched

Spectralux Avionics announced the launch of a new website that offers a fresh new look and user experience.

17 August 2015

318.66 kB

Hummel Director of Engineering

Frank Hummel has joined Spectralux as Director of Engineering, leading engineering with over 30 years of avionics product development experience.

1 January 2015

321.95 kB

McCammant Appointed President

Scott McCammant has been appointed President of Spectralux Corporation, succeeding Michael Burke who announced his retirement earlier this year.

1 October 2014

319.41 kB

Jones Director of Business Development

Katherine Jones joins Spectralux as Director of Business Development, overseeing Sales, Marketing, and Business Development activities. She succeeds Gary Glynn who announced his retirement earlier this year.

1 November 2014

328.46 kB

Spectralux Renews AS9100 / ISO9001:2008 Certification

Spectralux is pleased to announce renewal of our AS9100 Rev C and ISO 9001:2008 Certification. The annual audit completed by Royal Charter (BSI) confirmed sustained compliance of the Spectralux Quality Management System with requirements set forth in AS9100 Rev. C and ISO 9001:2008.

23 August 2014

346.69 kB

Dlink+ w/CPDLC Awarded EASA STC on Icelandair Boeing 757

Spectralux Avionics and Icelandair jointly announced today that the Dlink+ w/CPDLC system received EASA STC certification on an Icelandair Boeing 757.

30 April 2013

628.18 kB

Spectralux Corporation receives Gold Boeing Performance Excellence Award

Spectralux Corporation today announced that it has received a 2012 Boeing Performance Excellence Award. The Boeing Company issues the award annually to recognize suppliers who have achieved superior performance.

1 March 2013

209.77 kB

Dlink+ w/CPDLC Awarded First EASA STC for a Boeing 737NG

Spectralux Avionics announced today that their Dlink+ w/CPDLC system received its first EASA STC certification.

25 May 2012

546.23 kB

Dlink+ w/CPDLC Awarded FAA TSO

Spectralux Avionics announced today that their Dlink+ w/CPDLC system received FAA TSO-C113 and TSO-C160 certification.

7 March 2012

543.67 kB

Icelandair chooses Dlink+ for their Boeing 757 Fleet

Spectralux Corporation announced today that Icelandair has chosen its Dlink+ ACARS system for their Boeing 757 Fleet.

30 March 2010

38.11 kB

EASA Awards Spectralux’ Dlink+ Certification on Boeing 757

Spectralux Corporation announced today that the European Aviation Safety Agency (EASA) has certified the Dlink+ all-in-one ACARS system on the Boeing 757.

1 July 2009

57.35 kB

Dlink+ Awarded FAA STC Approval for Boeing 757 Aircraft

Spectralux Corporation announced today that the FAA has granted STC approval for use of Dlink+ on the Boeing 757 series aircraft.

17 March 2009

39.31 kB

product warranty

Spectralux Product Warranty (F033)

Download: Product Warranty (F033)

Revision D

332.51 kB

Terms and Conditions of Sale

Terms and Conditions of Sale (F031)

Standard Terms and Conditions of Sale.

Revision C

180.86 kB

Application for Employment

Application for Employment

Application for Employment form per Washington Employers Association.

October 2005

26.70 kB