Recently, I picked up a cheap, two-channel RF remote control switch from eBay, and once I completed a demo ... Pulling the master unit apart, I find nothing more than an ordinary printed circuit board ...

March 05, 2025 (GLOBE NEWSWIRE) -- Vishay Intertechnology, Inc. (NYSE: VSH) today announced that it has upgraded its VSOP383xx series of preamplifier circuits for infrared (IR) remote control ...