AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
AdministratorRadioamateurEU
CoverIntroductionTable of contentsSpecificationsInside viewsCircuit descriptionMechanical parts & disassemblyParts listAdjustment proceduresBoard layoutsLogic unitMain A unitMain B unitUT-51 Programmable Tone Encoder (USA only)
Optional unitsUT-50 Tone Squelch unitUT-55 DTMF Encoder/Decoder unit
Voltage diagramBlock diagram