, and Derritron Vibration Products from Qualmark Corporation. At the time of acquisition, Ling Electronics had more than 5,000 shakers in operation around the world. By providing both parts... and service, Data Physics service staff has the ability to support all current and past generation Ling Electronics shakers. Currently there are direct service centers in the USA (both... coasts), UK, and China. With the SignalForce shaker line, Data Physics has worked hard to restore the prestigious position Ling Electronics once held as a leader in supplying...