Microphone Audio Amplifier Health & Genetics_Equipment & Supplies giving students a continuously variable

giving students a continuously variable aperture for diffraction and spectroscopy work

deflecting visibly in the presence of a charged object to reveal both charge presence and polarity

Steel 2 by 0

Two variable 0 to 6V DC outputs paired with two fixed 6V/10W and 12V/20W AC outputs on this power supply controller

and steel cubes machined to the same 1

Microphone Audio Amplifier Health & Genetics_Equipment & Supplies giving students a continuously variableUsed to display the audio spectrum on a CRO, this microphone amplifier connects a microphone input to both an integrated speaker and an oscilloscope driving amplified signal for waveform study.