Съответствие между "радиолюбителските" означения CW, SSB и т.н. и "международните" A1A, J3E
| A1 | A - Double-sideband 1 - a single channel containing quantized or digital information without the use of a modulating sub-carrier | |
| A1A | A- Telegraphy - for aural reception | CW (на слух) |
| A1B | B - Telegraphy - for automatic reception | CW (бърза) |
| A1C | C - Facsimile | FAX |
| A1D | D - Data transmission, telemetry, telecommand | CW(DSB) |
| A2 | A- Double-sideband 2- a single channel containing quantized or digital information with the use of a modulating sub-carrier | |
| A2A | A- Telegraphy - for aural reception | CW |
| A2B | B - Telegraphy - for automatic reception | CW |
| A2C | C - Facsimile | FAX |
| A2D | D - Data transmission, telemetry, telecommand | |
| A3 | A- Double-sideband3- a single channel containing analogue information | |
| A3C | C - Facsimile | FAX |
| A3E | E - Telephony (including sound broadcasting) | AM |
| F1 | F - Frequency modulation, 1 - a single channel containing quantized or digital information without the use of a modulating sub-carrier | |
| F1A | A- Telegraphy - for aural reception | CW |
| F1B | B - Telegraphy - for automatic reception | RTTY(FSK), SITOR-A, BAUDOT, FSK-Hell |
| F1C | C - Facsimile | FAX |
| F2 | F- Frequency modulation, 2 - a single channel containing quantized or digital information with the use of a modulating sub-carrier | |
| F2A | A- Telegraphy - for aural reception | CW |
| F2C | C - Facsimile | FAX |
| F2D | D - Data transmission, telemetry, telecommand | PACKED(FSK) |
| F3 | F - Frequency modulation, 3- a single channel containing analogue information | |
| F3C | C - Facsimile | FAX |
| F3E | E - Telephony (including sound broadcasting) | FM |
| F3F | F - Television (video) | SSTV |
| G3 | G- Phase modulation, 3 - a single channel containing analogue information | |
| G3C | C - Facsimile | FAX |
| G3E | E - Telephony (including sound broadcasting) | |
| G3F | F - Television (video) | |
| J2 | J - Single-sideband, suppressed carrier, 2 - a single channel containing quantized or digital information with the use of a modulating sub-carrier | |
| J2A | A- Telegraphy - for aural reception | CW |
| J2B | B - Telegraphy - for automatic reception | CW |
| J2C | C - Facsimile | FAX |
| J2D | D - Data transmission, telemetry, telecommand | Clover |
| J3 | J - Single-sideband, suppressed carrier, 3 - a single channel containing analogue information | |
| J3C | C - Facsimile | FAX |
| J3E | E - Telephony (including sound broadcasting) | SSB |
| J3F | F - Television (video) | ATV |
| R3 | R - Single-sideband, reduced or variable level carrier, 3 - a single channel containing analogue information | |
| R3C | C - Facsimile | FAX |
| R3E | E - Telephony (including sound broadcasting) | SSB намалена носеща |