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  2. Covert listening device - Wikipedia

    en.wikipedia.org/wiki/Covert_listening_device

    The recording device was concealed on a person Thatcher had previously approached for help in the crime. [citation needed] Electronic bugging devices were found in March 2003 at offices used by French and German delegations at the European Union headquarters in Brussels. Devices were also discovered at offices used by other delegations.

  3. Dictation machine - Wikipedia

    en.wikipedia.org/wiki/Dictation_machine

    The files generated with digital recorders vary in size, depending on the manufacturer and the format the user chooses. The most common file formats that digital recorders generate have one of the extensions WAV, WMA and MP3. Many dictation machines record in the DSS and DS2 format. Dictation audio can be recorded in various audio file formats.

  4. Variable Control Voice Actuator - Wikipedia

    en.wikipedia.org/wiki/Variable_Control_Voice...

    The term Variable Control Voice Actuator (VCVA) refers to a digital recording technology developed by Olympus, which is implemented in many of their digital voice recorders. [1] It prevents the recording of silence, so pauses in a speaker's dictation do not waste time, power or recording space.

  5. Category:Recording devices - Wikipedia

    en.wikipedia.org/wiki/Category:Recording_devices

    A recorder is a device that records some signal. ... Digital video recorders (3 C, ... Video tape recorder; Voice logging;

  6. Digital recording - Wikipedia

    en.wikipedia.org/wiki/Digital_recording

    Recording. The analog signal is transmitted from the input device to an analog-to-digital converter (ADC).; The ADC converts this signal by repeatedly measuring the momentary level of the analog (audio) wave and then assigning a binary number with a given quantity of bits (word length) to each measurement point.

  7. Cockpit voice recorders only record 2 hours at a time. The ...

    www.aol.com/cockpit-voice-recorders-only-record...

    The FAA last year proposed requiring 25 hours of recording for cockpit voice recorders. But it would only apply to newly-manufactured planes, Homendy noted, adding she wants the FAA to change its ...