Frequency mixers are often implemented using a diode bridge or a Gilbert cell. Both types of mixers use a local oscillator (LO) to flip the polarity of the radio-frequency (RF) input. When the LO is ...

New IQ Mixers can be configured as Image Reject Mixers or as Single-Sideband Upconverters IRVINE, Calif., April 11, 2017 /PRNewswire/ -- Pasternack, a leading provider of RF, microwave and millimeter ...

The project aims to build a simple and easily-reproducible RF/Microwave frequency counter that is based around a PIC16F876A microcontroller. This particular frequency counter has three inputs ...

Direct conversion (or low IF) receiver designs have been in existence for many years. They are widely used in mobile phones and cordless telephones because of their simplicity and lower cost. However, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. As more DTVs sign on, Sennheiser reminds audio engineers working with wireless microphone and ...