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beavis audio research - stompbox schematics
http://beavisaudio.com/schematics/Ampeg-Scrambler-Schematic.htm
Toggle navigation diy electronics projects & articles. Projects; Tech Pages; Schematics; Hi-Fi; About . Schematic - Ampeg Scrambler. Back to Index of Schematics
CMX138A - Audio Scrambler and Sub-audio Signalling ...
https://www.cmlmicro.com/products/audio-scrambler-and-sub-audio-signalling-processor/
The CMX138A is a half-duplex audio scrambler and sub-audio signalling processor for analogue two-way radio applications. This device provides a user programmable frequency inversion audio scrambler with compander and pre/de-emphasis - performing simultaneous processing of sub-audio and in-band signalling.
Audio-Scrambler IC Easily Enhances Voice-Call Link ...
https://www.electronicdesign.com/technologies/analog/article/21808280/audioscrambler-ic-easily-enhances-voicecall-link-security
1. CML Microsystems’ CMX7158 is a full-duplex audio-scrambler IC that “flips” the voice-band frequencies around an inversion point for basic security. It …
Voice Scrambler - EEWeb
https://www.eeweb.com/voice-scrambler/
Voice Scrambler. Posted Tuesday, April 23, 2013. With this circuit you can modify how your voice sounds by changing the pitch of your voice. This circuit can be connected to a phone and with a duplicate circuit on the end of the phone line, you can have a scrambled voice communication. The way the circuit works is as follows: If we cut the ...
Audio Scrambler : Free Audio : Free Download, Borrow …
https://archive.org/details/podcast_audio-scrambler_1236475397
The first in a three-part series commemorating the 50-year anniversary of the Summer of Love, Episode 8 of Audio Scrambler looks at what happened in pop music in 1966--the summer BEFORE the Summer of Love. Audio Scrambler. 2 2.0. Ep. 07: Funsters, Failures, and Murderers: A History of Clowns in Song.
Audio Jammer | Counter Surveillance Systems
https://www.brickhousesecurity.com/counter-surveillance/audio-jammers/
Audio jammers are useful for a variety of applications, but most importantly, for protecting privacy. These devices come in an assortment of styles and functionalities, from RF and digital audio jammers to white noise makers, but each of them works with the same intended purpose: to scramble or obscure recordings, making unwanted surveillance ...
DIY and Hi-Fi Audio Schematics
https://diyaudioprojects.com/Schematics/
DIY and Hi-Fi Audio Schematics. This is our collection of DIY and Hi-Fi Audio Schematics. Feel free to send us your hi-fi audio schematics and we will add them here. If you have built any of these circuits, we would love to hear from you so send us your comments. Many of these diy Audio Books contain schematics.
Speech Jammer • Audio Jammer / Noise Generator
https://mynoise.net/NoiseMachines/audioJammerNoiseGenerator.php
The Noise Audio Recorders Won't Like. Audio jammers are popular tools used during confidential meetings. They produce a unique sound for masking and protecting conversations from external listening devices, such as a smartphone running an audio recording app, …
Modify Human Speech with this Digital Voice Changer …
https://www.homemade-circuits.com/digital-voice-changer-circuit/
The system consists basically of a digital voice modulator and an audio amplifier, developed around respectively the chip IC1 (HT8950A) and IC2 (LM386I) the user's voice is captured by an electret microphone (MIC1) and reproduced normally or frequency offset in a dynamic speaker (SPK1). The entire assembly operates from a 9V battery (B1).
How to Make a Powerful RF Signal Jammer Circuit - …
https://www.homemade-circuits.com/rf-signal-jammer-circuit/
Connect a 0 - 10V DC voltmeter across the point "test" and the ground line. Adjust the right side 22p trimmer such that the meter reads around a maximum of 3V on the meter. This might disturb the initial frequency of the system that you might have set for the jamming purpose. So go back to the left side 22p trimmer and fine tune it again to set ...
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