PULSABLE IR SOURCE: MODEL EP-3872* Helioworks, Inc. offers a unique pulsable infrared emitter with a tungsten filament and sapphire window that provides spectral transmission to over 5 microns. It can operate in pulsed or steady state mode at temperatures in excess of 1900° K in an industry standard TO-8 package. The radiometric intensity data for all of the sources were measured with a broad band thermopile radiometer having a Potassium Bromide (KBr) window. For related technical information see the TECHNICAL section. Key features include: Tungsten Filament Sapphire Window Operates in Pulsed or Steady State Mode Internal Gold Plated Parabolic Reflector Industry Standard TO-8 Package 3 Year Lifetime Patented Electrical Specifications: Peak Voltage = 2.20 volts Maximum Peak Current = 1.10 Amps Peak Power = 2.4 Watts Voltage measured at base of header Package temperature must not exceed 100° C