DEVICE FOR DETECTING AND TESTING BURIED COMMUNICATDEVICE FOR DETECTING AND TESTING BURIED COMMUNICATION LINES ION LINES

摘要

The proposed device for detecting and testing buried communication lines contains a quartz driving oscillator, an AND logic element, a frequency divider, a preliminary amplifier, a matching transformer, a shunt, a reference voltage source, a comparator, a differentiator, a trigger, two output transistors, two stabilitrons, an output transformer, a switching unit, an output power indicator, and additionally, a high-frequency pulse generator, the second AND logic element, and the second switching unit.