The FCC is actively checking broadcast sites for compliance with FCC Rules §1.1310, RF radiation exposure limits. Every broadcaster has had to certify compliance with the rules either in the original ...

Peak power meters have long been accepted as accurate measurement standards. But just how accurate are these power measurements? Calculating the accuracy of RF peak power measurements requires more ...

Freescale Semiconductor has introduced an RF power LDMOS transistor that combines the industry’s highest output power and efficiency with the greatest ruggedness of any competitive device in its class ...

Every wireless signal chain design begins with signal chain choices. Once a systems engineer has decided on a signal chain architecture (e.g., superheterodyne, zero IF, IF sampling, etc.), components ...

With 14 envelope-tracking-enabled handsets now on the market, and more sets to follow in the coming years, envelope tracking (ET) has been firmly accepted as the industry standard for the architecture ...

The system in Figure 2 uses the ADF4372 PLL (see Figure 5), a wideband synthesizer with integrated VCO, that allows the implementation of fractional-N or integer-N frequency synthesizers when used ...