For as long as small, hidden radio transmitters have existed, people have wanted a technology to detect them. One of the more effective ways to find hidden electronics is the nonlinear junction ...
Analog Devices' AD8333 is a dual-channel I/Q demodulator and phase-shifter for CW Doppler ultrasound. The monolithic Doppler phase-shifter IC achieves a dynamic range of 161 dB/Hz, which is equal to ...