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.
Top pan digital display battery / mains operated. Seek and elegant. Simple to use. Easy to store Operates on four 1.5 Votls (AA size) battery.
Can be used with 6 volt adapter. Low battery indicator.
Overload Indicator. Mode function allows weight to be display in a gram or ounces. ON/TARE function to reset scale to zero, to wieght additional quantity.
Made from 7/10" thick brass block, fitted on heavy bakelite base, brass plugs and lugs are thorughy interlaped for perfect locking, packed in individual duplex box.
Range Total Resistance in Ohms
a 0.1 to 1 2
b 0.1 to 5 11
c 0.1 to 10 21
d 0.1 to 50 111
e 0.1 to 100 211
f 0.1 to 500 1111
g 1 to 10 20
h 1 to 50 110
i 1 to 100 210
j 1 to 500 1110
k 1 to 1000 2110
l 1 to 5000 11110
m 1 to 10000 21110
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