Wireless Telecom Group, or Willtek, designs high-functioning radiofrequency (RF) and microwave test equipment and accessories. Specializing in electronic tests, measurements, and advanced communications, the Willtek brands are pioneers of many innovative products. Willtek is a manufacturer of spectrum analyzers, mobile phone testers, mobile phone faultfinders, shield cases, transmission test sets, and general test sets. The potential applications for Willtek products are vast and spread across several industries. Aeroflex acquired Willtek and uses its resources to create products, including mobile test solutions, antenna maintenance, and radiation measurements for the wireless industry. Shop used and refurbished items at affordable prices from ValueTronics.com.