FREE BOOKS (pdf)

Text Box: Soldering 101 77 pages. Color photographs. Techniques. Tools. Resource. English

Text Box: 1957 PA Sound Equipment 38 pages. 34 pages of photographs of the PA Sound Equipment available in 1957. Detailed descriptions. English.

Text Box: PA Amps 1952-53 34 pages. 30 pages of photographs of the PA Amps available in 1952-53. Detailed descriptions. English.

Text Box: Heathkits of 1957 20 pages of every Healthkit available in 1957 with detailed descriptions. English.

Text Box: Speakers 1952-53 47 pages. 43 pages of illustrations and detailed descriptions. English

Text Box: Microphones/Accessories & Instrument Pickup 1952-53. 28 pages. 24 pages of illustrations and detailed descriptions. English.

Text Box: 1957 HiFi Speakers 49 pages of illustrations and descriptions. English.

Text Box: 1957 Vacuum Tubes & Semiconductor Components 42 pages. 38 pages of tube specifications. English.

AUDIO PLUG IDENTIFIER

DOWNLOAD CHAPTER ONE

DOWNLOAD CHAPTER TWO

DOWNLOAD CHAPTER TWO

Holmes Engineering
FREE BOOKS (pdf)