Popular Electronics May 1964

Popular Electronics, May 1964, Adjustable Speech Filter
Copyright 1964 Poptronix, Inc.; used by permission.

Adjustable Speech Filter
By Daniel Meyer
Pages 49-52

The parts were available from Irving Electronics in San Antonio, Texas.

Each page is a 150 dpi jpg image.
300 dpi tiff files are available.

Popular Electronics May 1964 Page 02 Popular Electronics May 1964 Page 49 Popular Electronics May 1964 Page 50 Popular Electronics May 1964 Page 51 Popular Electronics May 1964 Page 52


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This page was last edited August 20, 2005