References in periodicals archive ?
Jeff Berman, the inventor behind PDI Products, which is developing locatable siren sound
It is said to be the only locator to receive the full range of locatable frequencies, allowing it to be used with any transmitter.
PinPoint MicroDuct locatable individual HDPE conduit (Microduct) is designed to be installed in new or existing 3/4- to 2-inch conduit for fiber optic applications with the use of blowing equipment.