Model ONE Build - S/N 0014

Hexis22

Chief Journeyman
Joined
Dec 28, 2022
Messages
861
Location
Wisconsin
Finishing up another Model ONE build for member @Blindsite.

The more I build and listen to these new amp's, the more impressed I become with the design and audio performance.

The combination of a separate aux power supply (separate from main output transformer), much improved main power supply with 1500 VA toriod, 60,000uF bulk storage, and redesigned audio control boards with both singled ended RCA and Balanced XLR inputs significantly improves upon the audio performance of the original Phase Linear design.

A few assembly pictures to outline the build sequence.

IMG_9965-4K.jpg


IMG_9967-4K.jpg


IMG_9969-4K.jpg


The monster 30# 1500 VA Toroid:

IMG_9970-4K.jpg


IMG_9974-4K.jpg


IMG_9977-4K.jpg


IMG_9978-4K.jpg
 
Wiring in the amplifier and output relay boards with wire ties stuck to the side of the toroid shield.

IMG_9986-4K.jpg


Power supply bulk caps installed and wired.

IMG_9989-4K.jpg


Faceplate assembled and wiring completed.

IMG_0010-4K.jpg


Control board jumpers configured for RCA inputs with attenuation pots bypassed.

IMG_0014-4K.jpg


IMG_0015-4K.jpg


Playing music on the bench...

IMG_0112-4K.jpg
 
Wiring in the amplifier and output relay boards with wire ties stuck to the side of the toroid shield.

IMG_9986-4K.jpg


Power supply bulk caps installed and wired.

IMG_9989-4K.jpg


Faceplate assembled and wiring completed.

IMG_0010-4K.jpg


Control board jumpers configured for RCA inputs with attenuation pots bypassed.

IMG_0014-4K.jpg


IMG_0015-4K.jpg


Playing music on the bench...

IMG_0112-4K.jpg
Another Masterpiece Eric,
Beautiful work !
 
Finishing up another Model ONE build for member @Blindsite.

The more I build and listen to these new amp's, the more impressed I become with the design and audio performance.

The combination of a separate aux power supply (separate from main output transformer), much improved main power supply with 1500 VA toriod, 60,000uF bulk storage, and redesigned audio control boards with both singled ended RCA and Balanced XLR inputs significantly improves upon the audio performance of the original Phase Linear design.

A few assembly pictures to outline the build sequence.

IMG_9965-4K.jpg


IMG_9967-4K.jpg


IMG_9969-4K.jpg


The monster 30# 1500 VA Toroid:

IMG_9970-4K.jpg


IMG_9974-4K.jpg


IMG_9977-4K.jpg


IMG_9978-4K.jpg
Thank you, Eric! I'm on the edge of my seat. My balanced preamp is all checked out, and I have new XLR cables ready to go. The suspense is killing me.
 
Thank you, Eric! I'm on the edge of my seat. My balanced preamp is all checked out, and I have new XLR cables ready to go. The suspense is killing me.
It will all be worth the wait.
I am listening to the Model One that I built as I type this.
You will be blown away !!!
Amazing amplifier :), and Eric's work is impeccable.
 
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