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

Emh Technologies

Named as the FAA publishes it on its approvals.

Approved to make 10 classes of equipment. FAA spelling: EMH Technologies.

Equipment approvals technical standard order authorisations

1994-01-01TSO-C37C · VHF RADIO COMMUNICATION TRANSMITTING EQUIPMENT OPERATING WITHIN 117.975 TO 136.000 MEGAHERTZ · *, *, * · instruments and avionics
1994-01-01TSO-C40C · VOR Receiving Equipment Operating Within The Radio Frequency Range Of 108-117.95... · *, *, * · instruments and avionics
TSO-C35D · Airborne Radio Marker Receiving Equipment · * · instruments and avionics
TSO-C123A · Cockpit Voice Recorder Systems · *, *, * · other and general
TSO-C41D · Airborne Automatic Direction Finding (Adf) Equipment · *, *, * · other and general
TSO-C66B · Airborne Distance Measuring Equipment (Dme) Operating Within Radio Frequency Range Of... · *, *, * · instruments and avionics
TSO-C92C · Airborne Ground Proximity Warning Equipment · *, * · other and general
TSO-C38C · Vhf Radio Communications Receiving Equipment Operating Within 117.975 To 136.000 Megahertz · *, *, * · instruments and avionics
TSO-C74C · Airborne Atc Transponder Equipment · *, *, * · instruments and avionics
TSO-C38B · Vhf Radio Communications Receiving Equipment Operating Within 117.975 To 136.000 Megahertz · * · 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.