The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Chelton (Electrostatics) LTD.

Named as the FAA publishes it on its approvals.

Approved to make 21 classes of equipment. FAA spelling: Chelton (Electrostatics) Ltd..

Equipment approvals technical standard order authorisations

2006-06-12TSO-C147 · TRAFFIC ADVISORY SYSTEM (TAS) AIRBORNE EQUIPMENT · Supersonic TAS Antenna, Supersonic TAS Antenna · other and general
2003-04-12TSO-C104 · MICROWAVE LANDING SYSTEM (MLS) AIRBORNE RECEIVING EQUIPMENT · *, * · other and general
1994-01-01TSO-C37D · VHF RADIO COMMUNICATIONS TRANSMITTING EQUIPMENT OPERATING WITHIN THE RADIO FREQUENCY... · *, *, * · instruments and avionics
1994-01-01TSO-C37C · VHF RADIO COMMUNICATION TRANSMITTING EQUIPMENT OPERATING WITHIN 117.975 TO 136.000 MEGAHERTZ · * · instruments and avionics
1994-01-01TSO-C38D · VHF RADIO COMMUNICATIONS RECEIVING EQUIPMENT OPERATING WITHIN THE RADIO FREQUENCY... · *, *, * · instruments and avionics
1994-01-01TSO-C34E · ILS GLIDE SLOPE RECEIVING EQUIPMENT OPERATING WITHIN THE RADIO FREQUENCY RANGE OF... · Glidepath Antenna · instruments and avionics
1994-01-01TSO-C40C · VOR Receiving Equipment Operating Within The Radio Frequency Range Of 108-117.95... · *, *, * · instruments and avionics
1988-01-02TSO-C66C · DISTANCE MEASURING EQUIPMENT (DME) OPERATING WITHIN THE RADIO FREQUENCY RANGE OF... · * · instruments and avionics
TSO-C37B · Vhf Radio Communications Transmitting Equipment Operating Within The Radio Frequency... · * · instruments and avionics
TSO-C41C · Airborne Automatic Direction Finding (Adf) Equipment · * · other and general
TSO-C32C · High Frequency (Hf) Radio Communication Receiving Equipment Operating Within The Radio... · * · instruments and avionics
TSO-C34C · Airborne Ils Glide Slope Receiving Equipment · * · other and general
TSO-C66 · Airborne Distance Measuring Equipment (For Air Carrier Aircraft) · * · other and general
TSO-C38C · Vhf Radio Communications Receiving Equipment Operating Within 117.975 To 136.000 Megahertz · * · instruments and avionics
TSO-C38B · Vhf Radio Communications Receiving Equipment Operating Within 117.975 To 136.000 Megahertz · *, * · instruments and avionics
TSO-C35D · Airborne Radio Marker Receiving Equipment · *, *, * · instruments and avionics
TSO-C31C · High Frequency (Hf) Radio Communications Transmitting Equipment Operating Within The... · * · instruments and avionics
TSO-C40A · Vor Radio Receiving Equipment · *, * · instruments and avionics
TSO-C74C · Airborne Atc Transponder Equipment · *, * · instruments and avionics
TSO-C36C · Ils Localizer Receiving Equipment · *, * · other and general
TSO-C36E · Airborne Ils Localizer Receiving Equipment Operating Within The Radio Frequency Range... · *, *, * · instruments and avionics

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.