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Who holds what · as the FAA records the name

Electrosonics Div of Airadio Corporation

Named as the FAA publishes it on its approvals.

Holds 54 approved modifications, most of them for the Cessna S550. FAA spelling: ElectroSonics Div of AiRadio Corporation.

Approved modifications 54 · newest first

2000-12-02ST00668CH · Installation of Dual AlliedSignal GNS-XLS Flight Management Systems. · 650
2000-05-18ST583CH · Installation of AlliedSignal CAS-67A Traffic Alert and Collision Avoidance System (TCAS II). · Mystere-Falcon 50
1999-05-17ST01021CH · Installation of dual Universal UNS-1C Flight Management Systems per Notice N8110.60, GPS as a Primary Means of... · Astra SPX, 1125 Westwind Astra
1998-05-22ST00887CH · Installation of AlliedSignal CAS-66A traffic alert and collision avoidance system (TCAS I). · Falcon 10
1998-05-22ST00885CH · Installation of AlliedSignal Mark VI Ground Proximity Warning System in accordance with ElectroSonics Drawing Number... · Falcon 10
1998-04-30ST00874CH · Replacement of symbol generators. · 400A, 400
1998-03-19ST00850CH · Installation of Collins ADC-80K Air Data Computer. · Falcon 10
1998-03-17ST00847CH · Installation of AlliedSignal Mark VI Ground Proximity Warning System. · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601),...
1998-03-10ST00844CH · Installation of dual Universal UNS-1K Flight Management Systems. · NA-265-65
1998-01-30ST00813CH · Installation of a Fairchild F1000 flight data recorder. · G-159
1998-01-29ST00815CH · Installation of an AlliedSignal CAS-66A, TCAS I Traffic Alert and Collision Avoidance System. · 650
1998-01-12ST00808CH · Installation of dual Honeywell FMZ-2000 flight management systems with dual GNSSU GPS sensors as a primary means of... · CL-600-2B16 (CL-601-3A), CL-600-2B16...
1997-12-03ST00796CH · Installation of dual Universal UNS-1C flight management systems. · Learjet 60
1997-10-10ST452CH · Installation of a Bendix-King CAS-66A traffic alert and collision avoidance system. · HS.125 Series 600A, HS.125 Series 700A
1997-09-30ST00762CH · Dual Universal UNS-1Msp Flight Management Systems as primary means of navigation for Oceanic/Remote operations per... · G-1159B, G-1159, G-1159A
1997-09-19ST00760CH · Dual Universal UNS-1C Flight Management Systems a primary means of navigation for oceanic/remote operations. · G-1159, G-1159A, G-1159B
1997-08-07ST00728CH · Installation of AlliedSignal CAS-66A traffic alert and collision avoidance system (TCAS I). · CL-600-1A11 (CL-600), CL-600-2A12 (CL-601),...
1997-07-25ST00716CH · Installation of AlliedSignal Traffic Alert and Collision Avoidance Systems (TCAS II). · Mystere-Falcon 200, Mystere-Falcon 20-C5,...
1997-07-25ST00717CH · Installation of Dual Universal UNS-1D flight management system. · Mystere-Falcon 20-E5, Mystere-Falcon 200,...
1997-04-24ST00667CH · Installation of Dual AlliedSignal GNS-XLS flight management systems as primary means of navigation for oceanic and... · NA-265-65
1997-01-23ST00618CH · Installation of a Fairchild F1000 Digital Flight Data Recorder. · S550, 560, 550
1997-01-08ST00611CH · Installation of an AlliedSignal GNS-XLS Flight Management System. · 1124, 1124A
1996-12-23ST598CH · Installation of an AlliedSignal GNS-XLS Flight Management System. · G-1159, G-1159A, G-1159B
1996-11-01ST566CH · Installation of an AlliedSignal/Sundstrand Mark VI ground proximity warning system (GPWS). · DC3C-S1C3G, DC3C-S4C4G, DC3C-R-1830-90C (Army C-47B)
1996-10-25ST00561CH · Installation of AlliedSignal Mark VII Ground Proximity/Windshear Warning System. · HS.125 Series 700A
1996-10-25ST00562CH · Installation of an AlliedSignal GNS-XLS Flight Management System. · HS.125 Series 700A
1996-06-24ST403CH · Installation of a Fairchild F800 or F1000 digital flight data recorder. · 440 Military C-131E
1996-05-02ST506CH · Installation of Sundstrand Mark VI ground proximity warning system(GPWS). · HS.125 Series 700A
1996-04-26ST501CH · Installation of AlliedSignal CAS-67A traffic alert and collision avoidance system (TCAS II). · HS.125 Series 700A
1996-01-29ST480CH · Installation of AlliedSignal CAS-66A traffic alert and collision avoidance system (TCAS I). · BAe.125 Series 800A (C-29A; U-125)
1995-12-07SA454CH · Installation of AlliedSignal EFS-40,2-tube electronic flight instrument system(EFIS). · 58
1995-12-06ST453CH · Installation of AlliedSignal Mark VII ground proximity/windshear warning system. · Mystere-Falcon 20-F5
1995-03-29ST317CH · Installation of Bendix/King CAS-66A traffic alert and collision avoidance system (TCAS I). · G-1159A, G-1159B, G-1159
1995-02-22ST300CH · Installation of a Sundstrand Mark VI GPWS. · 560, S550, 500
1995-01-12ST286CH · Installation of BFGoodrich TCAS-791 traffic alert and collision avoidance system (TCAS I). · BAe.125 Series 800A (C-29A; U-125)
1995-01-12ST285CH · Installation of Sundstrand Mark VI ground proximity warning system. · BAe.125 Series 800A (C-29A; U-125)
1994-08-17ST242CH · Installation of Sundstrand Mark VI Ground Proximity Warning System. · 650
1994-06-27ST218CH · Installation of Honeywell EDZ-805 5 Tube EFIS. · G-1159A
1994-04-29ST75CH · Installation of Sundstrand Mark VI ground proximity warning system. · G-1159A, G-1159, G-1159B
1994-03-31ST183CH · Installation of a Fairchild model F800 digital flight data recorder. · S550, 550
1993-12-15SA1686GL · Installation of a Bendix/King EFS-50 electronic flight instrument system(EFIS) comprised of 2 ED-551A electronic... · 501, 551
1993-09-27ST116CH · Installation of a Bendix/King EFS-50 electronic flight instrument system (EFIS). · S550, 500, 550
1993-09-03ST109CH · Installation of a Bendix/King TCAS II system. · HS.125 Series 700B
1992-12-09ST16CH · Installation of Collins FCS-80 flight control system comprised of one APS-80 autopilot, two FGC-80 flight guidance... · DH.125 Series 400A
1992-05-22SA1740GL · Installation of Honeywell electronic flight instrument system. · HS.125 Series 700A
1992-05-21SA1739GL · Install cockpit center pedestal extensions, options A, B or C. · S550, 550, 500
1992-05-21SA1738GL · Install cockpit center pedestal extensions, options A, B or C. · 501, 551
1992-04-15SA1684GL · Installation of a Fairchild solid state flight data recorder. · BAe.125 Series 800A (C-29A; U-125)
1992-04-06SA1636GL · Installation of a Fairchild solid state flight data recorder. · BAe.125 Series 800A (C-29A; U-125)
1991-06-04SA1608GL · Installation of a band D model8909X cockpit voice recorder, P/N 89090-003211. (500 S/N 0214 AND UP) · 500, 550, S550
1991-01-07SA1550GL · Installation of a Fairchild Model F-800 digital flight data recorder. · 1124A
1989-09-19SA1407GL · Installation of the Collins Radio Group, FPA-80 Flight Profile Advisory System. · 550, S550, 552
1989-02-16SA1353GL · Installation of Fairchild Model 501 flight data recorder. · NA-265-40
1988-11-30SA1340GL · Installation of Lockheed Model 109D Flight Data Recorder · DC3C-R-1830-90C

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