Audio – Page 57 – WindowsTechs.com

Adding Stereo VU Meters To A Turntable

Posted on January 29, 2017 by Jenny List

A pleasing development for those with an interest in audio equipment from decades past has been the recent resurgence in popularity of vinyl records. Whether you cleave to the view that they possess better sound quality or you simply like the experience of a 12″ disk with full-size cover art and sleeve notes, you can now indulge yourself with good old-fashioned LPs being back on the shelves.

[Michael Duerinckx] is a fan of older trance records, and has an Ion Pure LP turntable which is fortunately for him not such an exclusive piece of audio equipment that it can’t be …read more

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Audio Steganography: Echo Hiding and Spread Spectrum Methods

Posted on January 28, 2017 by K. Tekeli

I have been trying to implent basic audio steganography methods in MATLAB lately. I have read many articles such as [1], 2, 3 as I listed below. I was able to write algorithms of LSB Coding, Parity Coding and Phase Coding in … Continue reading Audio Steganography: Echo Hiding and Spread Spectrum Methods→

Defeating audio spyware with low-tech

Posted on January 20, 2017 by Gruber

Malware can target camera and microphone and make them secretly record what’s going on around the laptop. However, defeating camera spyware can easily be done with a piece of tape, something the FBI chief recommends people to… Continue reading Defeating audio spyware with low-tech→

Defeating audio spyware with low-tech

Posted on January 20, 2017 by Gruber

Is sending an audio file with a portion of an accession number a violation of HIPAA

Posted on January 11, 2017 by Jack

Assuming a hypothetical scenario:

The hospital radiology dictation system is down. The transcriptionist works off-site. The radiologist has the ability to record an audio file on his phone or laptop computer and email this t… Continue reading Is sending an audio file with a portion of an accession number a violation of HIPAA→

Is it possible to use steganography on an analog audio channel?

Posted on January 10, 2017 by CodeRed

Is it possible to use steganography using an analog audio channel?

I know this can be done using images. My idea is to encode an audio message in way that if listened by an ordinary device (e.g., radio or telephone) it deli… Continue reading Is it possible to use steganography on an analog audio channel?→

Whole House HiFi Tamed Without Fuss

Posted on January 7, 2017 by Jenny List

One of the problems that has accompanied the advent of ever more complex home entertainment systems is the complexity of the burgeoning stack of remote controls that manifest themselves alongside your system. It doesn’t matter if you have a fancy does-the-lot universal remote, you are still left with a slew of functions to perform before you can sit down to enjoy the music.

[Robert Cowan] had this problem with his whole-house audio system. Playing music required a fiddle with the remote, and the moment was gone. What was needed was an automatic system that simply issued the relevant commands to …read more

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Is it possible to put malware in an audio file with steganography?

Posted on January 4, 2017 by BillTheMagnificient

I have recently read malware being hidden in a “usable” picture file with stenography such as this forum,
https://www.bleepingcomputer.com/forums/t/574487/is-it-possible-for-a-virus-to-be-embedded-in-a-image/ .

Could a mal… Continue reading Is it possible to put malware in an audio file with steganography?→

Is it possible to put malware in an audio file with steganography?

Posted on January 4, 2017 by Eric

Could a mal… Continue reading Is it possible to put malware in an audio file with steganography?→

Modified Baby Monitor Interrupts Your Groove in Case of Emergency

Posted on January 3, 2017 by Dan Maloney

You try to be good, but the temptation to drown out the noise of parenthood with some great tunes is just too much to resist. The music washes over you, bringing you back to simpler times. But alas, once you plug in the kids started running amok, and now the house is on fire and there’s the cleaning up to do and all that paperwork. Maybe you should have tried modifying a baby monitor to interrupt your music in case of emergency?

Starting with an off-the-shelf baby monitor, [Ben Heck] takes us through the design goals and does a quick …read more

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