mcintosh c-8

The title tells the story. The umbilical cable with octal plugs on each end is "no longer available and there is no replacement." according to Brian Scott at McIntosh Laboratory, Inc. One might think that building a replacement cable would not be too difficult, however; the diameter of the...

McIntosh C-4 Power Supply Design Idea This post presents a Design Idea for an inexpensive power supply to power a McIntosh C-4 Audio Compensator. Early versions of this preamplifier used 6.3VAC to power the filaments. Later versions used an internal voltage doubler to provide a nominal 12VDC...