Germanium Diode Unit Subcategory_Kinematics Lead plate with 4mm socket

Lead plate with 4mm socket terminals for the simple-cell apparatus

Hundred-milliamp DC scale on a 315x115mm laminated panel with sealed shunt

Distilling apparatus in borosilicate glass includes 500mL flask and 300mm condenser for separating liquid mixtures by boiling point differences

Decade capacitance box stepping from 10pF to 100pF in 10pF increments at plus-or-minus 5% on a 63V rating

Germanium Diode Unit Subcategory_Kinematics Lead plate with 4mm socketGermanium diode on a transparent base with 4mm color coded sockets and a printed circuit diagram, the lower forward voltage counterpart to the silicon unit for radio detection demonstrations.