Interscale Demonstration Meter, 5mA / 100mV FSD Lab Supplies_Lab Burner Accessories Large-format Boyle's Law apparatus with

Large-format Boyle's Law apparatus with hand pump

step-up/step-down ratios

Six-range AC/DC moving-coil voltmeter at 3/10/30/100/300/500V with a toggle for AC or DC mode

mounted on a 4mm-terminal base that drops inline with other modular circuit-demonstration components

sized for higher-resistance work where milliampere-level currents need to be set without overheating the component

Interscale Demonstration Meter, 5mA / 100mV FSD Lab Supplies_Lab Burner Accessories Large-format Boyle's Law apparatus withClass visible 12 inch demonstration meter with magnetically damped moving coil and Perspex front and back panels, accepting interchangeable PH1118 scales for AC DC ammeter or voltmeter use.