The 'minivib' II is a high fidelity, controllable, vibratory seismic source developed for geophysical surveys. It is capable of generating a frequency modulated signal in the range of 10 to 300 Hz. The 'minivib' II has a 12,000 pound peak output which is twice the output of the 'minivib'. It is available mounted on a truck or a buggy. To look at these models click the link below.
T-15000 minivib2