In this study 4 important namely varieties , use water medium vacuum, the time of ultrasonic, and frequency. experiments using 6 varieties of soybean intensity the use of water medium and vacuum ultrasonic treated at frequency of 20,40 and 60 kHz phase at time 4, 7 and 10 minutes. design 6x2x3x3 Factorial in Completely Randomized Design (CRD). Five replications of 50 seeds pepper replication. The untreated (control) and treated seeds were germinated in between paper and incubated in a growth 25°C, 95% humidity with a 12 hours photoperiod. Assessment germinated seeds were counted at 7 and 10 days Data on seed germination percentage, seed vigor index , root and shoot lengths of seedlings were collected and biochemical changes before-after sonicated.