Straight Receiver Adapter, 19/26 Socket, Borosilicate Glass Geology_Globes Mounted thermistor on a demonstration

Mounted thermistor on a demonstration base with 4mm plug connections

the high-dispersion flint material producing exaggerated spectral separation for vivid rainbow demos

supporting variable audio modulation 1Hz-1kHz plus a 250kHz square wave for speed-of-light measurement work

and 10 crocodile leads for full-class circuit-building work

supplying replacements when the originals lose loft or split during repeated charging cycles

Straight Receiver Adapter, 19/26 Socket, Borosilicate Glass Geology_Globes Mounted thermistor on a demonstrationStraight receiver adapter in borosilicate glass features 19 26 socket for distillation collection and chemistry apparatus connections.