Targeting he TRF372017 IQ modulator integrates a direct upconversion IQ modulator with a PLL and wideband VCO to simplify local oscillator (LO) design and reduce board space. The part provides an ...
Testing transceiver and converter interfaces requires orthogonal in-phase and quadrature (IQ) analog signals; that is, the phase relationship of the two must be very close to a 90-degree phase offset, ...
MTT-S news: Anritsu adds autocal feature, base-station amplifier tester, and microwave IQ modulation
SEATTLE, WA; JUNE 5, 2002–Anritsu this week introduced an autocalibration module for making S-parameter measurements and a base-station tower-mounted-amplifier test system. In addition, the company ...
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