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H1231 Alarm unit
Mounting_of_TELEX_Alarm_box_H1231_at_Tandem_station
H1231 Alarm unit drawing
H1231 Alarm unit print circuit plate
H1231 Alarm unit Partlist
H1240 Accesssory Functions, Morse Key, Ext., Alarm
H1240 Main schematic diagram
H1240 Blockdiagram TELEX mode short wave programme 1000B
H1240 System-Set-up_for_PACT 200
H1240 Functional Block Diagram
H1240 jumper setting
H1240 Connections
H1240 short wave program 1000 TELEX mode Single station
H1240 short wave program 1000 TELEX mode Tandem station
H1240 short wave program 1000 Unatended TELEX mode single station with H1228 and H1231
H1240 short wave program 1000 Unatended TELEX mode Single station with H1228
H1240 short wave program 1000 Unatended TELEX mode Tandum station with H1227 and alarm H1231
H1240 short wave program 1000 Unatended TELEX mode Tandum station_with H1227
H1240 Unatended TELEX mode ON Frequencies with Automatic Power-UP of Transmitter
