One-Meter Two-Wire Potentiometer Subcategory_Electromagnetism Alnico Grade III bar pair

Alnico Grade III bar pair at 75 x 15mm with steel keepers in a cardboard box

250mL CAPACITY || Single Erlenmeyer Flasks with 250mL capacity and easy-to-read white enamel graduations every 50mL

Used to reconfigure the demonstration meter as a 0-10mA AC ammeter

providing the higher-precision twin-track variant for EMF comparison and internal-resistance measurement by null deflection

111110 megohms across seven cascaded decades

One-Meter Two-Wire Potentiometer Subcategory_Electromagnetism Alnico Grade III bar pairTwo wire one meter potentiometer on a polished hardwood baseboard, providing the higher precision twin track variant for EMF comparison and internal resistance measurement by null deflection.