The Thumpphone III is a solid state amplified listening device using the latest Digital Signal Processing (DSP) Technology. It is designed to be used in conjunction with capacitive discharge impulse fault locators (thumpers) to help in precisely locating underground cable faults.
1038 Lomb Avenue SW
Birmingham, AL 35211
Wish all manufacturers responded the way Von does. They bend over backwards to get it done and keep the customer happy.— Greg Manitoba, Linestar