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Who holds what · as the FAA records the name

Electrosonics

Holds 76 approved modifications, most of them for the Gulfstream G-1159 Gulfstream II and III. FAA spelling: ElectroSonics.

Approved modifications 76 · newest first

2004-06-03ST01990CH · Installation of a Honeywell AZ-960 Air Data System with Honeywell BA-250 (pilot) altimeters. · G-1159, G-1159B
2004-02-20ST301CH · Installation of an AlliedSignal CAS-67A TCAS II system. · 500, 550, S550
2003-09-22SA01552CH-D · Installation of SKYWATCH HP Traffic Alert/Advisory System Model SKY899 (TCAS I/TAS) Installation · C90
2003-08-04ST01395CH-D · Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · DC3C-R-1830-90C, DC3C-S1C3G, DC3C-S4C4G
2003-04-16ST01810CH · Certification of Reduced Vertical Separation Minimum (RVSM) operational capability. Approved for S550, serial... · S550
2003-03-14ST01793CH-D · Installation of a Universal Avionics Multi-Function Display MFD-640. · G-1159, G-1159A, G-1159B
2002-10-24ST01390CH-D · Installation of a Honeywell/AlliedSignal Mark VIII Enhanced Ground Proximity Warning System. · HS.125 Series 700A, HS.125 Series 700B
2002-10-18ST01393CH-D · Installation of a Honeywell/L3 Communications Traffic Alert and Collision Avoidance System (TCAS II) with MOPS... · BAe.125 Series 1000A
2002-10-18ST01009CH · Installation of an AlliedSignal CAS-67A traffic alert and collision avoidance system (TCAS II). · BAe.125 Series 800A (C-29A; U-125)
2002-08-23ST01389CH-D · Installation of a Honeywell/L3 Communications Traffic Alert and Avoidance System (TCAS II) with MOPS Change 7. Must... · G-IV
2002-03-08ST01557CH-D · Installation of a Collins TCAS 4000 Traffic Alert and Collision Avoidance System (TCAS II). · 1125 Westwind Astra
2002-02-28ST01556CH-D · Installation of Dual Universal Avionics UNS-1D/1D+ GPS Flight Management Systems. · Mystere-Falcon 50
2002-02-27ST01348CH-D · Installation of an AlliedSignal CAS-81A Traffic Alert and Collision Avoidance System (TCAS II) with MOPS change 7.... · Mystere-Falcon 50
2002-02-27ST01349CH-D · Installation of a Collins TCAS-94 Traffic Alert and Collision Avoidance System (TCAS II) with MOPS Change 7. STC... · Mystere-Falcon 50
2002-02-27ST01345CH-D · Installation of a Collins TCAS-94 Traffic Alert and Collision Avoidance System (TCAS II) with MOPS Change 7.... · Mystere-Falcon 900
2001-12-10ST01231CH-D · Installation of a Collins FCS-80 flight director system installed as a second system for use by copilot. · DH.125 Series 1A-522, DH.125 Series 1A
2001-12-05ST01146CH-D · Installation of an Collins TCAS 94 Traffic Alert and Collision Avoidance System (TCAS II) integrated to the Collins... · Hawker 800, BAe.125 Series 800A (C-29A; U-125)
2001-12-05ST01140CH-D · Installation of a Universal Avionics TT-5000 Series Aero I Airborne Satellite Telecommunications System. · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601),...
2001-11-29ST01392CH-D · Installation of an Innovative Solutions & Support Air Data Computer. · S550, 500, 560
2001-11-29SA01394CH-D · Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · 525, 525A
2001-11-16ST01551CH-D · Installation of a Honeywell/AlliedSignal Mark VIII Enhanced Ground Proximity Warning System. · 500, S550, 550
2001-11-05ST01549CH-D · Installation of Dual Universal Avionics UNS-1F/1D+ GPS Flight Management Systems. · 650
2001-11-01ST01301CH-D · Installation of an AlledSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · Falcon 10
2001-10-24ST01141CH-D · Installation of a Honeywell TCAS 2000 Traffic Alert and Collision Avoidance System (TCAS II). · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601),...
2001-10-24ST00955CH · Installation of an AlliedSignal Mark VII Enhanced ground proximity warning system including optional windshear and... · 1125 Westwind Astra
2001-10-12ST00678CH · Installation of AlliedSignal Mark VII ground proximity warning system with windshear advisories. · Learjet 35, Learjet 35A (C-21A)
2001-10-09ST01465CH-D · Installation of AlliedSignal Mark VIII Enhanced Ground Proximity Warning System with video display of terrain. · Mystere-Falcon 50
2001-10-05ST01093CH-D · Installation of a Honeywell TCAS 2000 traffic alert and collision avoidance system (TCAS II) in aircraft equipped... · 560XL
2001-10-04ST01144CH-D · Installation of an AlliedSignal Mark VI or Mark VIII Enhanced Ground Proximity Warning System. · 1124, 1124A
2001-10-04ST01466CH-D · Installation of Universal Terrain Awareness Warning System (TAWS). · 650
2001-09-26ST00788CH · Installation of AlliedSignal Mark VII ground proximity warning system with windshear advisories. · G-1159, G-1159A, G-1159B
2001-09-26ST01464CH-D · Installation of a Litton LTN-92 Inertial Navigation System. · Mystere-Falcon 50
2001-09-26ST01463CH-D · Installation of a Rockwell Collins FDS-2000 Flight Display System. · Mystere-Falcon 50
2001-09-06ST00806CH · Installation of a Collins TCAS-94 traffic alert and collision avoidance system (TCAS II). · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601),...
2001-08-28ST01149CH-D · Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · 1900, 1900C (C-12J)
2001-08-09ST01342CH-D · Installation of a Honeywell/AlliedSignal Mark VIII Enhanced Ground Proximity Warning System. · 650
2001-06-15ST00989CH · Installation of AlliedSignal CAS-67A Traffic Alert and Collision Avoidance System (TCASII). · 1125 Westwind Astra
2001-06-11ST01096CH-D · Provisions only for an AlliedSignal Mark VII Enhanced Ground Proximity Warning System using -208-208 software.... · 1125 Westwind Astra
2001-06-07ST01459CH-D · Installation of Honeywell YG1779 Inertial Reference Systems. · G-1159B, G-1159A, G-1159
2001-04-01ST01387CH-D · Installation of dual Universal Avionics UNS-1K flight management systems. · G-1159A, G-1159B, G-1159 Series
2001-03-01ST01405CH · Installation of a Honeywell MCS-3000i Satellite Communications System (SATCOM). · Falcon 900EX
2001-02-01ST01351CH-D · Installation of Dual Universal UNS-1K Flight Management System. · Mystere-Falcon 200
2000-12-18SA01347CH-D · Installation of a Honeywell/AlliedSignal Mark VIII Enhanced Ground Proximity Warning System. · 300, 300LW, B200
2000-11-27ST01304CH-D · Installation of a Honeywell AlliedSignal Mark V Enhanced Ground Proximity Warning System. · 560XL
2000-11-27ST01303CH-D · Installation of a pedestal modification. · 560XL
2000-11-09ST01228CH-D · Installation of Honeywell/AlliedSignal Mark VIII enhanced ground proximity warning system. · G-1159, G-1159A, G-1159B
2000-10-03ST01295CH-D · Installation of an AlliedSignal CAS-81 Traffic Alert and Collision Avoidance Systems (TCAS II) incorporating MOPS... · G-1159, G-1159A, G-1159B
2000-09-25ST01296CH-D · Installation of AlliedSignal Mark VII Enhanced Ground Proximity Warning System with windshear advisories and video... · G-1159, G-1159A, G-1159B
2000-09-14ST00598CH · Installation of an AlliedSignal GNS-XLS Flight Management System. · G-1159, G-1159A, G-1159B
2000-08-31ST01229CH-D · Installation of dual Universal Avionics UNS-1C Flight Management Systems plus a single Universal Avionics UNS-1K... · G-1159A
2000-08-31ST01230CH-D · Installation of dual Honeywell YG1779 Inertial Reference Systems. · G-1159A
2000-08-09ST01227CH-D · Installation of a Honeywell SPZ-500 Flight Director System for the copilot. · 550
2000-07-21ST491CH · Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · Mystere-Falcon 20-F5, Fan Jet Falcon Series G,...
2000-07-20ST01226CH-D · Installation of an AlliedSignal CAS-67A traffic alert and collision avoidance system (TCAS II)incorporating MOPS Change 7. · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601)
2000-06-22ST01225CH-D · Installation of an AlliedSignal Mark VII Enhanced Ground Proximity Warning System with Terrain Video Display. · Mystere-Falcon 50
2000-05-17ST01223CH-D · Installation of an Allied Signal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I) integrated to the... · 560
2000-05-01ST00149CH-D · Installation of an AlliedSignal CAS-66A Traffic Alert and Collision Avoidance System (TCAS I). · 1900, 1900C (C-12J)
2000-04-03ST01147CH-D · Installation of an AlliedSignal Mark VII Enhanced Ground Proximity Warning System (without Windshear). · 550
2000-02-23ST01143CH-D · Installation of a Collins TCAS-94 traffic alert and collision avoidance system (TCAS II) with MOPS Change 7. This... · Mystere-Falcon 50
2000-02-17ST01142CH-D · Installation of an AlliedSignal Mark VII Enhanced Ground Proximity Warning System. · CL-600-1A11 (CL-600)

The first 60 of 76.

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.