Disclaimer: As you'll see from what you are about to read, I know next to nothing about audio signals and the science/study of electrical engineering. The following statements are my guaranteed ...

The circuit was designed to implement special category of preamplifiers where the output from a moving coil head is amplified before passing to the input of the preamplifier. The circuit was designed ...

Understand the basic audio components of a Hi-Fi stereo system so you know what to look for when shopping for audiophile equipment. Amplifier. Amp. Preamp. Integrated amp. Phono stage. Tube amplifier.