Since the antenna is very directional on local signals , including noise signals, it can be used to eliminate interference or to locate HF noise sources. Please mention the sale when you order. The Battery Guard. Applications Models Specifications Schematics Click on picture to enlargen The Jade Products Battery Guard, a low volt disconnect module is used to prevent severe discharge damage to an un-attended battery. If a human cannot intervene, the Battery Guard is on duty 24 hours a day.
Assembly requires screwdriver, pliers and soldering equipment.