Audio recorder - a device for recording and storing audio data in places where control is necessary, a guarantee of responsibility and maximum performance. Is digital [1] a multi-track recording device implementation [2]
Content
Classification
By execution
- stand alone devices;
- computer based devices.
Independent recorders are functionally complete devices made in their own package. Record in them is made on the built-in hard drive or a memory card . Power can be supplied from a 220 V electrical network , battery or galvanic cells .
In computer-based devices, as a rule, specialized expansion cards are used that are installed in the expansion slot of the motherboard of the system unit . Earlier there were implementations that were subsequently recognized as unsuccessful, working through the USB port. The operation of the device is provided by the resources of the computer system unit.
By type of inputs
- analog , linear (amplitude up to 1 V);
- microphone (for direct connection of microphones );
- telephone (for connecting to telephone lines ).
- special (connection to radio stations , communication lines , other sources of analog audio signal range .
As a rule, an audio recorder is a multichannel device that supports various inputs.
Scope of application
- Operational and dispatching services of transport, energy, water supply, aviation, emergency services (ambulance, fire, police), etc.
- Call centers, referral services, customer service departments (quality control and increased productivity)
- Command centers of troops, security and safety services, MES (logging of negotiations and determination of responsibility)
- Institutions where it is necessary to register transactions concluded orally (brokerage houses, stock exchanges, banks).
- TV and radio broadcasting, advertising agencies.
- Record conference calls.
- Voice recorder centers.
See also
- Record player
- Record a telephone conversation
Notes
- β Digital audio recording
- β Multi Track Record