Dual-Range Moving Coil DC Voltmeter, 0-5V / 0-15V Material_Mesh providing a quick swap-in reference

providing a quick swap-in reference for general-purpose AC-circuit and timing-experiment work

and 0-300V on a single inclined-face instrument

letting students rearrange bars to convert between series and parallel topologies on the same set of lamps

Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms

Dual-Range Moving Coil DC Voltmeter, 0-5V / 0-15V Material_Mesh providing a quick swap-in referenceDual range 0 5V and 0 15V moving coil DC voltmeter at plus or minus 2. 5% accuracy with an inclined face, letting students read both small cell and battery stack voltages on a single instrument.