Copyright © 1968 Poptronix, Inc.; used by permission.
Build the Sonolite.
Build the M/M/M Instrument Amplifier (Part 2)
Daniel Meyer
SWTPC
Cyclops Intruder Detector
John S. Simonton Jr.
PAIA Electronics
(This was the first project published by PAIA Electronics. They were more
successful with their music synthesizer projects.)
Flame Amplification
James Joseph
Each page is a 150 dpi jpg image.
300 dpi tiff files are available.