MFTX AM TRANSMITTERS
SRK Electronics
3
8.3.2 Nig t-time power .................................................................................................................. 31
9. FRONT PANE OPERATION ............................................................................................................ 32
9.1 SUMMARY SCREEN .............................................................................................................................. 33
9.2 RF MENU .......................................................................................................................................... 34
9.2.1 Setting carrier power ............................................................................................................ 34
9.2.2 Setting carrier frequency ...................................................................................................... 34
9.2.3 Turning RF on and off ........................................................................................................... 35
9.2.4 Reading forward and reflected power .................................................................................. 35
9.3 AUDIO MENU ..................................................................................................................................... 36
9.3.1 Setting audio gain ................................................................................................................. 36
9.3.2 Reading modulation dept ................................................................................................... 36
9.3.3 Enabling and disabling t e audio low pass filter (LPF) ......................................................... 36
9.3.4 Enabling and disabling audio compressor ............................................................................ 37
9.3.5 Enabling and disabling stereo ............................................................................................... 37
9.4 LIMITER MENU .................................................................................................................................... 38
9.4.1 Enabling and disabling t e limiter ........................................................................................ 38
9.4.2 Setting t e positive limit level ............................................................................................... 38
9.4.3 Setting t e negative limit level ............................................................................................. 39
9.5 LPF MENU ......................................................................................................................................... 40
9.5.1 Setting filter type .................................................................................................................. 40
9.5.2 Setting cutoff frequency ....................................................................................................... 40
9.6 RF PA1 – RF PA6 .............................................................................................................................. 41
9.7 ALARMS ............................................................................................................................................ 42
9.8 DATE/TIME MENU ............................................................................................................................... 43
9.8.1 Reading elapsed days ........................................................................................................... 43
9.8.2 Setting date and time ........................................................................................................... 43
9.9 NIGHT POWER MENU ........................................................................................................................... 44
9.9.1 Enabling and disabling nig t-time power switc ing ............................................................. 44
9.9.2 Setting nig t-time power start and stop times ..................................................................... 44
9.9.3 Setting nig t-time power ...................................................................................................... 44
9.10 CARRIER REFERENCE ........................................................................................................................ 45
9.11 UNIT DATA .................................................................................................................................... 46
10. REMOTE CONTRO ........................................................................................................................ 47
10.1 ANALOGUE REMOTE CONTROL .......................................................................................................... 48
10.1.1 Interlock ................................................................................................................................ 48
10.1.2 TX OK relay ............................................................................................................................ 48
10.1.3 Audio OK relay ...................................................................................................................... 48
10.1.4 Alarm tally output ................................................................................................................. 49
10.2 SERIAL REMOTE CONTROL................................................................................................................. 50
10.2.1 Serial command list (alp abetical) ....................................................................................... 50
10.2.2 Serial command list (by function) ......................................................................................... 52
11. A ARMS ........................................................................................................................................ 54
11.1 SWR ALARM AND FLASHOVER ALARM ................................................................................................ 55
11.2 INTERLOCK ALARM .......................................................................................................................... 56
11.3 GEN ALARM .................................................................................................................................. 57
11.4 TEMPERATURE ALARM ..................................................................................................................... 58
11.5 AUDIO ALARM ............................................................................................................................... 59
12. MAINTENANCE ............................................................................................................................. 60
12.1 EAMPLE LOG SHEET ....................................................................................................................... 61
