Modified Silvertone Model 1421 Amp – Part Two

From the tail end of the vacuum tube era, a real Tone Gem in the genre of garage band tone.

Editor’s Note: This is Part Two of a two part series on modifying the Silvertone 1421 guitar amp. If you’d like to go back and read Part One, then click here: Modified Silvertone Model 1421 Amp – Part One, The Tear Down

Below is a photo of my Silvertone 1421 after it first arrived, before we started the tear down and transformation.

1970 Sears 10XL Silvertone 1421

At the end of Part One, we had removed that original speaker and baffle board, getting ready to install new ones.

Sears 10XL Silvertone 1421 Front Baffle Removed
Sears 10XL Silvertone 1421 Front Baffle Removed
Sears 10XL Silvertone 1421 Back Cover Removed
Sears 10XL Silvertone 1421 Back Cover Removed

Old baffle and speaker

Sears 10XL Silvertone 1421 Original Speaker and Baffle
Sears 10XL Silvertone 1421 Original Speaker and Baffle

Brand new 1/8″ baltic birch plywood baffle and Weber speaker custom-made for this project.

Weber speaker fastened to new baffle
Mounting baffle board to cabinet
View of new speaker from inside chassis
View of new speaker from inside chassis
Closer view new speaker inside cabinet
Close-up view new speaker inside cabinet
Amp is ready for new grill cloth

With new grill cloth ordered from Lopoline.com

1970 Sears 10XL Silvertone 1421