The mixing process is used in the manufacture of pharmaceutical for preparations in the field of pharmaceutical industry, for example, mixing the powder with a powder. To ease the mixing process can be used mixer using V tube. Mixer uses a V tube is a kind of mechanical mixing with a V-shaped container with a corner of 60 ° in swivel 360 ° using a DC motor girbox for time and speed are specified. Time and speed of the mixing process will be displayed on the LCD 2x16 characters. And using ATMega 8535 to set the course of the system. From measurements were conducted three times obtained the results of the measurement error of time a 0.01% and a 0.01% error RPM speed of the percentage of error of less than 1%, the mixer can be used.