CVSA and other Voice Stress Analysis Applications CVSA and other Voice Stress Analysis Applications
Computer Voice Stress Analysis--another pseudoscientific form of "lie detection"--is used by some law enforcement agencies as an alternative to the polygraph. Other voice stress analysis products like Truster, Truster Pro, Handy Truster, and Layered Voice Analysis have also been promoted. But do they actually detect lies?
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CVSA Maker Admits Device Cannot Detect Lies!
The National Institute of Truth Verification, which markets the Computerized Voice Stress Analyzer (CVSA), has admitted in a court filing that their device "is not capable of lie detection." John Tuoh...

Started Nov 7th, 2004 at 12:24pm by George W. Maschke
« Pages 1 2 »
23 42275 Last Post Jun 3rd, 2012 at 5:12am
By: emmanuel4567 (Guest)
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I believe I can beat ANY telephone CVSA interview!
I've read the CVSA website and other related information on the detection of micro tremors. 
Is there a simple way set up a double blind test, based upon well known factual events, to prove / di...

Started Nov 7th, 2001 at 6:01am by Rescue_Ranger
3 5607 Last Post Nov 9th, 2001 at 3:29am
By: Rescue_Ranger
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2nd cvsa
Here is my situation. I am currently a police officer with a large dept. on the East coast. Due to my girlfriend (fiance) living in another state and having a contract to fufill, I was looking for a g...

Started Nov 4th, 2001 at 4:49pm by wrona 247 (Guest)
3 4974 Last Post Nov 14th, 2001 at 9:22pm
By: Fred Gessner (Guest)
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Soon to undergo a CVSA
Hey everyone!
I`m new here but this is a wonderful site.Thank god I`m not
alone in recognizing the fear and intimidation they are trying to pass off as "science".
Sometime in...

Started Nov 18th, 2001 at 9:27pm by TheMule
1 5914 Last Post Nov 19th, 2001 at 1:34am
By: G Scalabr
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Took CVSA today
I took the CVSA a week ago. She asked me the same question about 3 times (different times) and overlapped  a positive question in between. Is this normal for the tests. After I took the test, the exam...

Started Dec 28th, 2001 at 11:51pm by Steve Jameson (Guest)
1 3608 Last Post Jan 2nd, 2002 at 3:00am
By: Bladerunner (Guest)
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passed cvsa test
I just wanted to say THANK GOD FOR THIS SITE!!!  I took a regular palygraph test 5 years ago and thought that being honest and spilling my guts was the way.  How wrong I was then but thanks to the inf...

Started Mar 30th, 2001 at 12:47am by louis (Guest) (Guest)
4 15403 Last Post Jan 7th, 2002 at 5:47am
By: blade-runner
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Are there ways to beat this machine?

Started Jan 1st, 1970 at 12:01am by Mikeforce (Guest)
2 4206 Last Post Jan 8th, 2002 at 2:23am
By: Bill Murpha (Guest)
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This is my first post on this message board. I hope to obtain some feedback on my situtation!
My boyfriend was wrongfully accused a year ago, or sexually abusing his son. After 10 months or pretr...

Started Mar 24th, 2002 at 12:10am by Cinderella
1 2762 Last Post Mar 24th, 2002 at 3:30am
By: George W. Maschke
Very Hot Topic (More than 25 Replies)
The California Highway Patrol is currently processing applicants with a voice stress exam.
Does anyone know how accurate it is compared to the standard polygraph?

Started Jan 1st, 1970 at 12:00am by steve (Guest)
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35 25160 Last Post Apr 1st, 2002 at 4:46am
By: antant00
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I wish I were I wish I was
I have to take a CVSA shortly....Can I out smart myself with counter measures.....I have just bought a voice analysis system...(cheap) to pactice with. I am reading all that I can on CVSA and the test...

Started Apr 1st, 2002 at 1:25am by antant00
1 2731 Last Post Apr 1st, 2002 at 7:45pm
By: George W. Maschke
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I have put together an number of rather inexpensive electronic apparatuses that will guide you to a positive test result on both CVSA and Polygraphs...It will not deceive the machines, but it will giv...

Started Apr 7th, 2002 at 3:59am by antant00
3 3300 Last Post Apr 7th, 2002 at 9:57pm
By: antant00
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There's a new website dedicated to exposing "The Truth About Voice Stress Technologies." The site provides research abstracts, testimony on voice stress analysis, and a message board.<...

Started Jul 31st, 2001 at 8:17am by George W. Maschke
8 7982 Last Post Apr 7th, 2002 at 10:45pm
By: antant00
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Help take a stand
I ask that anyone who has been disqualified from a PD testing process (or anyone else who is willing)--based on polygraph results--keep track of upcoming PD orientation meetings,  and do the following...

Started Apr 26th, 2002 at 11:15pm by MissionPoly-ban
0 1663 Last Post Apr 27th, 2002 at 2:15am
By: MissionPoly-ban
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Preemployment and CVSA in Wisconsin
Im am set to have a preemployment exam in a few weeks and I am aware that the CVSA is going to be used.  I am from Wisconsin and looked in to our statutes about preemployment exams as well as the EPPA...

Started Aug 19th, 2002 at 12:08pm by nickatnight
1 2590 Last Post Aug 20th, 2002 at 2:47am
By: J.B. McCloughan
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DoDPI acknowledges CVSA??
A polygraph organization that acknowledges the CVSA?? this is different...normally they are fighting with each other...

Started Aug 23rd, 2002 at 10:12am by nickatnight
1 2432 Last Post Aug 25th, 2002 at 4:48pm
By: George W. Maschke
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Question from an audio guy...
When someone receives this training to be a proctor tester or whatever, do they receive any audio skills whatsoever?
I guess what i am asking is this, do they know the difference between styles o...

Started Aug 2nd, 2002 at 10:12am by trueice (Guest)
1 2481 Last Post Sep 7th, 2002 at 7:32am
By: Anonymous job applicant (Guest)
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A couple months ago, I took a CVSA for a California agency. The CVSA appeared to be used as an interview tool. An initial interview was conducted, and only some of the same material was included on th...

Started Apr 30th, 2002 at 5:40am by Marshall Dillon (Guest)
2 3581 Last Post Sep 8th, 2002 at 7:18pm
By: Skeptic
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List of CVSA PD's in SoCal
Anyone know which PD's in SoCal utilize the CVSA?

Started Oct 8th, 2002 at 8:13am by Mr. G
1 2726 Last Post Oct 8th, 2002 at 11:23am
By: George W. Maschke
Very Hot Topic (More than 25 Replies)
Yet another CVSA question
Good day, all; I took a CVSA exam today, as required, in the hiring process for a local public safety agency. I have *always* seen the "lie detector machines" as a complete load of crap...and as an as...

Started May 15th, 2002 at 2:01am by eisenmann372002
« Pages 1 2 »
25 18209 Last Post Nov 21st, 2002 at 9:10pm
By: jen19
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CVSA case on CourtTV
CourtTV had an interesting documentary Called "The Interrogation of Michael Crowe". This show pointed out how Escondido Police illegally obtained confessions by 14 yr old Michael Crowe and his friends...

Started Apr 15th, 2001 at 5:05pm by Fred F.
4 5232 Last Post Dec 7th, 2002 at 1:10pm
By: George W. Maschke
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