| SHORTWAVE RADIO BROADCAST TRANSMITTERS ABBREVIATIONS |
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| Name | City | Country | |
| ABB | ABB - Asea Brown Boveri, ABB Infocom Ltd (now Ampegon) | Turgi | Switzerland |
| ACP | ACPO | Colombia | |
| AEG | AEG Aktiengesellschaft (now Transradio) | Berlin | Germany |
| AGA | AGA-Baltic | Lidingö | Sweden |
| AME | A.M.E. - Ateliers de Montages Electriques | Paris | France |
| AMP | Ampegon | Turgi | Switzerland |
| ARM | Armstrong Transmitter Corporation | Marcellus, NY | USA |
| AWA | AWA - Amalgamated Wireless (Australasia) Limited | North Ryde, NSW | Australia |
| BAU1 | Bauer Electronics Corporation | San Carlos, CA | USA |
| BAU2 | Sparta Bauer | Sacramento, CA | USA |
| BAU3 | Elcom Bauer | Sacramento, CA | USA |
| BBC | BBC - Brown Boveri & Company, Limited (now Ampegon) | Baden | Switzerland |
| BEL | Bharat Electronics Limited | Bangalore | India |
| BYG | Bygton | Brazil | |
| CCA | CCA - Commercial Communications Associates, Inc. | Fairburn, GA | USA |
| CEC | Cincinnati Electronics Corporation | Cincinnati, OH | USA |
| CES | César Estévez Compañía | Santa Fe de Bogotá | Colombia |
| CFR | CFR - Compagnie Française de Radiophonie (now Ampegon) | Paris | France |
| CFT | CFTH - Compagnie Française Thomson-Houston (now Ampegon) | Paris | France |
| CHI | Chinese, Unspecified | China | |
| CMC | Canadian Marconi Company | Kanata, Ontario | Canada |
| CNT | Contel (Continental Electronics Wholesale Corporation) | Hialeah, FL | USA |
| COL | Collins Radio Company (now Continental) | Dallas, TX | USA |
| CON | Continental Electronics Corporation | Dallas, TX | USA |
| CRO | Crosley Corporation | Cincinnati, OH | USA |
| CRU | CRUL - Compañía Radioelectronica Uruguaya | Montevideo | Uruguay |
| CSF | CSF - Compagnie générale de télégraphie Sans Fil (now Ampegon) | Paris | France |
| CSI | C.S.I. Electronics, Inc. (now CCA) | Highland City, FL | USA |
| CSS | Consasa | San Jose | Costa Rica |
| DIG | Digitron | Brazil | |
| EAS | EASA - Engenheiros Associados S.A. | Jundial, SP | Brazil |
| ECU | Ecuatronics | Ecuador | |
| ELA | Electrónica Aparecida | Santa Fe de Bogotá | Colombia |
| ELC | Elcor Electronic Corporation | San Jose | Costa Rica |
| ELE | Elektrisk Bureau | Norway | |
| ELR | Electrónica Reserva | Chiclayo | Peru |
| ELV | Elvitec Indústria Eletronica Ltda. | São Paulo, SP | Brazil |
| EMV | EMV - BHG | Budapest | Hungary |
| ENE | Energy-Onix | Hudson, NY | USA |
| ETO | ETO | ||
| FAC | FACE - Fabbrica Apparecchiature Comunicazioni Ellettriche (now Alcatel) | Milano | Italy |
| FED | Federal Telephone and Radio (now ITT) | Fort Wayne, IN | USA |
| FRA | Franvel (Ing. Luis Franco Velásquez) | Trujillo | Peru |
| FRI | Fric | ||
| FUN | Funkwerk Köpenick GmbH - RFT | Berlin | Germany |
| GAT | Gates Radio Company (now Harris) | Quincy, IL | USA |
| GEN | General Electric | Syracuse, NY | USA |
| GRO | Grom | St. Petersburg | Russia |
| HAL | Hallicrafters | Rolling Meadows, IL | USA |
| HAM | Hammarlund | New York, NY | USA |
| HAR | Harris Corporation | Quincy, IL | USA |
| HAS | Hasler Ltd. | Bern | Switzerland |
| HCJ | HCJB Global | Elkhart, IN | USA |
| HEA | Heathkit | Benton Harbor, MI | USA |
| HIW | Hiwatt (Ing. Luis Iglesias Alva) | Tarapoto | Peru |
| HUC | Hucarr | El Alto de la Paz | Bolivia |
| HUG | Hughes Aircraft Company | Los Angeles, CA | USA |
| IEA | I.E.A. | Colombia | |
| IEB | INELBO - Industroia Electrónica de Bolivia | Cochabamba | Bolivia |
| IED | IED Inc. | ||
| INC | Incoel | Santa Cruz | Bolivia |
| IND | Indelmon - Indústria e Comércio do Apr. Eletronicos Montenegro | São Paulo, SP | Brazil |
| IRE | International Radio Electric Inc. | ||
| ISC | Isco | Colombia | |
| IVA | IVAPE - Indústria de Válvulas Eletronicas Pecunha Ltda. | São Paulo, SP | Brazil |
| JBC | Juan Bolanios Corteaga | Peru | |
| JOH | Johnson | Waseca, WI | USA |
| JRC | Japan Radio Company | Tokyo | Japan |
| JTG | Jorge Torres Gomez (Platos) | Lima | Peru |
| KDK | Kokusai Denkitsushin Komae Works (now Hitachi Kokusai Electric) | Tokyo | Japan |
| KEN | Trio-Kenwood Corporation | Tokyo | Japan |
| KOH | Koha Kogyo | Tokyo (?) | Japan |
| KOK | Kokusai Electric (now Hitachi Kokusia Electric) | Tokyo | Japan |
| KOL | Koley | ||
| KOM | Komintern Factory (now RIMR) | St. Petersburg | Russia |
| LAB | Laboratorio Electrónico Noriega (Ing. José Noriega) | Moyabamba | Peru |
| LOR | C. Lorenz AG (later Standard Elektrik Lorenz, now Alcatel) | Berlin | Germany |
| MAG | Magneti Marelli S.p.A. | Milano | Italy |
| MAR1 | Marconi Communications Limited | Chelmsford | England |
| MAR2 | Marconi S.p.A. | Genoa | Italy |
| MIL | Milciades Echevarría | Trujillo | Peru |
| MIS | Mission Engineering | Hiawatha, IA | USA |
| MSN | Marsano | ||
| MYR | Myrhe | USA | |
| NEC | NEC - Nippon Electric Company Limited | Tokyo | Japan |
| NHK | NHK Shingo Works | Saitama | Japan |
| NSF | NSF - Nederlandsche Seintoestellen Fabriek (now Philips) | Hilversum | Netherlands |
| OMN | Omnitronix Inc. | North Wales, PA | USA |
| OWN | Own Engineers | ||
| PET | Petrick | Peru | |
| PHI | Philips Telecommunication and Data Systems | Hilversum | Netherlands |
| PHI2 | Philips do Brasil | São Paulo, SP | Brazil |
| PMG | Research Laboratories of the Postmaster-General's Department | Melbourne, VIC | Australia |
| POL | Polish, Unspecified | Warsaw | Poland |
| PRO | Prommashexport | Moscow | Russia |
| PTT | PTT | Netherlands | |
| RAD | Radioslavia AG | Prague | Czech Republic |
| RAS | Raspa | ||
| RCA | RCA - Radio Corporation of America (now Ampegon) | Camden, NJ | USA |
| RED | Redifon SPT Limited | Crawley | England |
| RIZ | RIZ - Radio Industry Zagreb | Zagreb | Croatia |
| ROY | Royce | ||
| RUS | Russian, Unspecified | Russia | |
| SFR | SFR - Société Française Radioélectrique (now Ampegon) | Paris | France |
| SGR | Singer (now CCA) | New York, NY | USA |
| SIE | Siemens & Halske Aktiengesellschaft | München | Germany |
| SIN | Sintronic (now CCA) | New York, NY | USA |
| SNE | SNE - Sociedade Nacional de Electronica Ltda. | São Paulo, SP | Brazil |
| SNG | Sneg | Russia | |
| STA | Standard Electric Kirk A/S (now Alcatel) | Copenhagen | Denmark |
| STC1 | STC - Standard Telephones and Cables (now Alcatel) | Alexandria, NSW | Australia |
| STC2 | STC Telecommunications Limited (now Nortel) | London | England |
| STP | Sociedade Técnica Paulista Ltda. | São Paulo, SP | Brazil |
| TBC | TBC - Television Broadcasting Communication | Berkeley Vale, NSW | Australia |
| TEC | TEC Press Wireless | USA | |
| TEL | Telefunken SenderSysteme Berlin (now Transradio) | Berlin | Germany |
| TES | Tesla | Prague | Czech Republic |
| THA | Thales (now Ampegon) | Gennevilliers | France |
| THC | Thomcast (now Ampegon) | Gennevilliers | France |
| THO | Thomson (now Ampegon) | Gennevilliers | France |
| TLT | Telectron Service | Asuncion | Paraguay |
| TMC | Technical Materiel Corporation | Mamaroneck, NY | USA |
| TOK | Tokyo Denki (now Toshiba) | Kawasaki | Japan |
| TRA | Transmitter Equipment Limited | Melbourne, VIC | Australia |
| TRM | Tramec | Buenos Aires | Argentina |
| TRT | TRT - Télécommunications Radioélectriques et Téléphoniques (now Philips) | Paris | France |
| TSB | Transradio SenderSysteme Berlin | Berlin | Germany |
| VJU | Vjuga | Russia | |
| WES | Westinghouse Electric Manufacturing Company | East Pittsburgh, PA | USA |
| WIL | Wilkinson Electronics, Inc. (now TTC) | Trainer, PA | USA |
| WOR | World Radio Missionary Fellowship, Inc. (now HCJB Global) | Elkhart, IN | USA |
| YAE | Yaesu Musen Co., Ltd. | Tokyo | Japan |
| YAM | Yamato Musen | Tokyo | Japan |
| ? | Unknown | ||