K50-3C1E32.0000M K50-3C1-E32.0000M K50-3C1E32.0000MR K50-3C1-E32.0000MR K503C1E32.000M K50-3C1-E-32.768MHz K50-3C1E33.0000M K50-3C1E33.3333M K50-3C1-E-33.3333MR K50-3C1E33.8688M