24.570ZMb 24.576 24.576000, 18 24.576000+ 24.576000MHZ 24.576000MHZ 18PF 24.576000MHZ 20PF 24.576000MHZ(10.0PF) 24.576000MHZ(12.0PF) 24.576000MHZ(12.OPF)