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THREE DIALS OF 1 Ohms, 10 Ohms & 100 Ohms Or 10 Ohms, 100 Ohms & 1000 Ohms – GUPTA BRAND ( 200582 )
THREE PHASE DIGITAL WATT METER, PC: 400V, 3PHASE, 4 WIRE WITH CT, CC: 5AMPS – GUPTA BRAND 200602
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THUMB WHEEL SWITCH CARD – GUPTA BRAND 200630
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THYRATRON VALVE CHARACTERISTICS APPARATUS USING THYRATRON VALVE 2D21 – GUPTA BRAND 200205
Objective : To draw VI Characteristics of Thyratron valve at various Grid Voltage.
Features : Instrument comprises of Two DC Regulated Power Supplies 0-5VDC/150mA, 0-15VDC/150 mA, AC Power Supply 6.3 VAC/1Amp, three round meters for voltage & current measurement, valve diagram is Printed on Front Panel, connections of Supplies & Valve brought out at 4 mm Sockets
TICKER TAPE TIMER AC GUPTA BRAND 8006142
To provide dots on tape at 1/50 or 1/60 second intervals, equal to the frequency of the mains supply. Operates on12 V a.c. It has an electromagnet & a spring loaded armature which vibrates above a support table. Paper tape, drawn through guides on the table is struck by a dotting screw, carried on the armature. A peg on the table is provided to allow full use of carbon paper disc. Fitted on base.