DMX-2638.400MHZ DMX-2640.000MHZ DMX-268.000MHZ DMX-26S DMX-26S 12.5PF 20PPM DMX-26S 32.768KHZ DMX-26S 32.768KHZ 12.5PF 20PPM DMX-26S 36.700KHZ DMX-26S(51.200KHZ) DMX-26S-31k250-12.0-50/xx/xx-4