This voice scrambler is used to obtain effects in the 2.5 to 5 kHz range. The circuit is from Popular Electronics of the 1990s. Integrated circuits are rare today. Equivalents may be experienced.
![](/images/stories/cir/2101202023_132200_0001.gif)
This voice scrambler is used to obtain effects in the 2.5 to 5 kHz range. The circuit is from Popular Electronics of the 1990s. Integrated circuits are rare today. Equivalents may be experienced.