Oscilloscope, Model EI-800, 15 MHz Subcategory_Clamps and Bossheads the second universal-logic gate that

the second universal-logic gate that complements the NAND for any digital-circuit construction

and specific-heat investigations

low-consumption fan motor

One hundred numbered slots in a hardwood storage box hold standard microscope slides for ordered reference and classroom slide-library organization

Four-finish Leslie's cube in tinplate at 13cm per side — blackened

Oscilloscope, Model EI-800, 15 MHz Subcategory_Clamps and Bossheads the second universal-logic gate thatCompact 15 MHz single trace oscilloscope with backlit LCD digital readout, auto focus CRT, 200ns sweep, stable triggering to 30 MHz, and built in component and continuity testing.