... the mathematic operation .2) Every channel has circuit breaker for overloading protection . LCD display. 3.It use high efficiency anti-jamming ... Make up 65A to controllable silicon part , the ability of overloading is stong , can bear 100 time short circuit5) It can ... be the highest one.12) Many functions: Preheat, Power failure protection, phase correction ,DMX signal parallel , stand alone.13) Rating ...