If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a ...

Two tuners were developed for this receiver. The more sensitive one uses tetrode transistors in the RF amplifier, mixer and oscillator. Its disadvantages lie in a much higher cost and a 12 to 14 db ...

A simple way to stabilize the operating temperature of any components that need it. Part 1 shows the purely analog approach, ...

Early last spring, we featured a book review, as part of our occasional Books You Should Read series. Usually these are seminal tomes, those really useful books that stay with you for life and become ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Suzanne is a content marketer, writer, and fact-checker. She holds a Bachelor of ...

Founded in 1955, Shockley Semiconductor was the brainchild of William Shockley. When he was ready to leave Bell Labs, he decided to form a company to build transistors. Funded by Beckman Instruments, ...

Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse financial management experience. He is an expert on personal finance, corporate finance ...