Vintage McIntosh MI-200 A-109 K-107 Mono Monoblock Tube Amplifier Power Supply. Here is a Beautiful Vintage Original McIntosh Industrial type K-107 Tube Amplifier Power Supply.
This power supply is for use with the MI-200 / A-109. It comes with M-147C & M-148A transformers and 4- 5U4 and a solid state 5Y3 as shown. According to the previous owner, This came out of a Tektronix lab and was in operation until fairly recently. This was brought up slowly on a variac and tested with an amplifier and worked fairly well. Note that it will likely need a full tune-up.
The AC cord should be replaced as well. The item "Vintage McIntosh MI-200 A-109 K-107 Mono Monoblock Tube Amplifier Power Supply" is in sale since Sunday, November 10, 2019.This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps". The seller is "8ten1944" and is located in Cass City, Michigan. This item can be shipped to United States.