In this circuit we use the output signal from a standard IR receiver (IC1 in the schematic of Figure 1) to drive a miniature loudspeaker. The IR receiver from Vishay used here is available for various frequencies ranging from 30 to 56 kHz. A large number of IR remote controls operate according to the so-called RC5 protocol that …
Free Elektor Circuit – Acoustic Ir Remote Control Tester Read More »
Vishay Intertechnology, Inc.today broadens its optoelectronics portfolio with new RGBC-IR sensors for applications such as automatic white balancing and color cast correction in digital cameras; automatic LCD backlight adjustment; and active monitoring of LED color output for IoT and smart lighting. The new VEML3328 (top-looking) and VEML3328SL (side-looking) sensors offer better linearity and higher sensitivity …
Vishay’s Integrated Rgbc-ir Color Sensors With I²c Interface in Low Profile Packages Read More »
Providing up to 1,300 mW in an industry standard package, the new LUXEON IR 2720 is optimized for a variety of cost conscious infrared applications requiring high power outputs. Lumileds today introduced the LUXEON IR 2720 Line, high power emitters that set the standard for abundant radiant power delivered in an industry standard package for …