The Instruction Manual for the 4138 K&E Slide Rule
"The Radio Engineer's Slide Rule"
by: J. F. Morrison, Copyright 1938
The 4138 was designed by J. F. Morrison and produced by K&E. The slide rule has special scales for the radio engineer.
- Cover
- Illustration of Slide Rule
- Introduction -------------------------------------------- page 1
- Part I - Radio Propagation ----------------------------- page 2
- Part II - Conventional Scales --------------------------- page 10
- The F Scale -------------------------------------------- page 10
- Decibel Computations ---------------------------------- page 12
- Sine and Tagent Scales --------------------------------- page 13
- Resistance and Reactance in Parallel -------------------- page 17
- Conversion from Series to Parallel Impedances --------- page 18
- A Matching Network of Impedances ------------------- page 19
- Bibliography ------------------------------------------- page 20
- Reactance Chart --------------------------------------- page 21
This instruction manual is from the collection of Michael O'Leary
The scans of this manual were provided by Michael O'Leary
These web pages were produced by Clark McCoy