To draw current in open or closed circuit, comprisiong of polished copper vessel with terminal, empty porous pot covered with copper lid and a zinc rod.
A useful device with integrated circuits and heavy duty transformer. Output voltage is provided through a slector switch, with jewel light, safety fuse and lock type terminals.
A 2-12 volts DC at 1 Amp
B 2-12 volts DC at 2 Amp
C 2-12 volts DC at 3 Amp
Workable on 230 volts AC with heavy tranformer, bridge rectifier, ammeter, current control switch and safety fuse, DC output 6/12 volts selectable. Available : 1 Amp / 2 Amp / 3 Amp
Made from seven selected stone agate, provided with rider attachement, capacity 200 gm sensitivity 1/5 mg, brass bean has 50 engraved divisions on either side, each division represent, 1/5 mg rider on scales, detachable pans are suspended from double hooks, mounted on wooded base with leveling screws and etakwood showcase.