Zenith 13K2 Amplifier Manual
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7.4.5 Amplifier gain ................................................................................................................................ 18
7.4.5.1 Channel gain level (front panel pots) .................................................................................................... 18
7.4.5.2 Amplifier sensitivity ................................................................................................................................ 18
7.4.6 Output Voltage Peak Limiter (VPL) ............................................................................................... 18
7.4.7 Output Current Peak Limiter (CPL) .............................................................................................. 19
7.5 Protection, faults and warnings ..................................................................................................... 19
7.5.1 Introduction ................................................................................................................................... 19
7.5.2 Safe Operating Area Detector (SOAD) ......................................................................................... 20
7.5.3 Very High Frequency (VHF) protection ......................................................................................... 20
7.5.4 DC protection ................................................................................................................................ 20
7.5.5 High impedance warning (open load) .......................................................................................... 20
7.5.6 Low impedance protection warning ............................................................................................. 21
7.5.8 Power Average Limiter (PAL) ........................................................................................................ 21
7.5.9 Soft Start ....................................................................................................................................... 21
7.6 Front panel monitoring and adjustments ...................................................................................... 22
7.6.1 Level indicators ............................................................................................................................. 22
7.6.2 Level adjust ................................................................................................................................... 22
7.6.3 Mute indication ............................................................................................................................. 22
7.6.4 Performance, warning and fault indicators ................................................................................. 23
7.7 2
Ω
load overheat protection ........................................................................................................... 23
8 APPENDIX ................................................................................................................................. 24
8.1 Maintenance .................................................................................................................................... 24
9 TECHNICAL SPECIFICATIONS ................................................................................................. 24
10 SAFETY ADVICE AND WARRANTY INFORMATION ............................................................... 25
