Electro-Technic Products manufactures 17 standard spectrum tubes filled with vairous gases. These tubes are used to educate students on the spectral lines seen at different wavelengths. Our tubes are 26 cm. long with a thin 10 cm. capillary tube connecting the 2 metal capped electrodes, on either end. Filled with research grade gases and vapors, our tubes are known worldwide for an extremely high quality spectrum.
We also manufacture a power supply to operate our spectrum tubes (Model SP-200). It has a sleek and durable design to ensure ease of use and end user safety. The unit comes standard with an on/off switch as well as spring loaded sockets to ensure a 26 cm spectra tube will fit securely.
Our catalog also includes other science and education products including magnetizers, induction coils, battery rheostats and more.