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Line Interface 

              Modul AC

LIM-AC

Summary of Contents for LIM-AC

Page 1: ...Line Interface Modul AC LIM AC...

Page 2: ...Terms and Shortcuts LIM AC Line Interface Modul AC Line 2 Wire Connection Radio 2 Way Radio Base Station Z R Reference Termination Impedance equivalent to a real 2 Wire Connection according to german...

Page 3: ...aC or FT633AC can be used All operator devices of the Major series e g Major 4a 5a 6 can be directly connected to the LIM AC Exception The Major BOS 4 and Major BOS 8 feature a busy line instead of th...

Page 4: ...Pin Layout Radio circuit ST1 GND 1 AF Output 2 Squelch Output 3 GND 4 12 V 5 PTT active low 6 AF Input 7 GND 8 Pin Layout Line ST2 nc 1 nc 2 a 3 b 4 2 wire connection nc not connected Operator Device...

Page 5: ...ed level according to TBR 15 Pilot tone without AF 10 dBm on line AF Input 500 mV 8 dBm on line AF plus pilot tone 6 dBm on line P2 AF RX Feed line 2 wire connection with required level and set AF Out...

Page 6: ...ais immer an 3 TX Relais immer an RX Relais immer an Factory default 0x11 Relais and pilot tone on for TX Register description EEPROM LIM AC Connect the plug ST3 of the LIM AC to the serial interface...

Page 7: ...ue 00 1 0 01 20 02 45 03 60 04 95 05 125 06 140 07 160 08 185 09 230 0A 280 0B 325 0C 370 0D 415 0E 465 0F no Squelch detection AF level for the registers 00 snd 01 Ordering Information Part No Descri...

Page 8: ...s not been turned off and all capacitors have been discharged Electrolytic capacitors can be still charged for a long time after turning off When using components modules devices or circuits and equip...

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