Two tuners were developed for this receiver. The more sensitive one uses tetrode ... There are five grounded-base amplifier stages in the video IF system. All of the tuned circuits, with the exception ...

A small, simple AM receiver project with only 3 transistors. This circuit can pick up medium wave stations in your area. It can use general purpose transistors, and in this example there are 3 BC109C ...

If you've ever looked into building a home theater system or upgrading your TV speakers, chances are you've come across the term "AVR receiver." But what exactly is it, and why is it considered ...

The circuit operates as a radio frequency receiver performing signal amplification, filtering and downconversion mixing. All circuit components are integrated into 0.6 mm 2 area and fabricated ...