Portable Noise Filtering and Audio Recording Station ANF II

Sept. 16, 2011 - PRLog -- Application

   - Noise filtering and speech enhancement in real and deferred time mode
   - High-quality two-channel recording
   - Voice changing in real and deferred time mode

Device Zolushka II produces professional results while being intuitive and easy-to-use, requiring no special knowledge in digital sound processing. It is used for monitoring negotiations in noisy acoustic environment, for information processing in call centers, as a server for noise filtering in phonoscope laboratories, for recording court proceedings and examination of witnesses meanwhile changing recognizability of their voices.

Advantages

   - Noise filtering in real and deferred time mode
   - 9 filters for noise filtering
   - “Bypass” function - switching input signal to the output, bypassing processing units
   - Ability to change voice recognizability
   - Preservation of audio files on SD card up to 32 GB (up to 45 days)
   - Remote access via Web-interface

Functions

   - 9 proprietary noise processing: broadband noise filter (3 modes), harmonic reject filter, equalizer (2 modes), de-clicker, speech level enhancer, reference noise filter
   - Network interface
   - Sound input from built-in mics, line analog inputs, digital inputs, and phone lines
   - Recording can be started / stopped manually or automatically (time schedule and voice activation)
   - Audio storage on the flash card up to 32 GB
   - Unlimited number of filtering presets

Technical Characteristics

Signal sources (stereo):

   - External microphones
   - Built-in microphones
   - Line inputs

Interfaces:

   - Analog line balanced/unbalanced inputs: XLR/TRS connector
   - Analog line balanced/unbalanced outputs: 6,35 TRS connector
   - Digital input/output: Coaxial S/PDIF format RCA connector
   - Telephone input/output: RJ-11 connector
   - Headphones output: 6,35 stereo TRS connector
   - Network: Ethernet 10/100 BASE-TX
   - PC interface: USB 5-pin Mini

Audio format:

   - Audio compression: PCM, mu-Law
   - Audio sample rate: 8, 16, 44.1 kHz
   - Audio bit depth: 16, 24 bits
   - THD for line inputs: 0.1% max

Digital filters:

   - Broadband noise filter
   - Harmonic reject filter
   - Adaptive EQ
   - Parametric EQ
   - De-clicker
   - Speech level enhancer
   - Stereo filter
   - Voice changing filter

Input level indication: two 7 LED bars

Built-in loudspeaker: 1 mono

Power: 4хAA batteries or 12 – 24V from external adapter

Flash card: SDHC up to 32 Gb

Dimensions:

- Size: 201х143х65,6 mm

- Weight: 1,3 kg

- Capacity to build it into a standard 19 inch cabinet: 2U

- Delivery set: basic, extended

Equipment and Accessories

   - Device Zolushka II
   - SD Flash Card 32 GB
   - Power adapter of device from the network 110-230V/50, 60Hz
   - USB-cable
   - A set of AA batteries
   - Maintenance manual, form
   - CD with documentation and examples of noise filtering

Optional accessories:

   - Power adapter of tape recorder +12/24V
   - 2 remote microphones

For more details visit us at http://speetech.com/

# # #

Speech Technology Ltd. designs and develops science intensive software for recording, processing and analysis of speech data. Our products make it possible to recognize speech, change voice and speech rate, implement voice biometrics, analyze audio/video data and many others. Our solutions are warning systems, stenographing systems, audio editors, video surveillance systems and many others. Our team of developers is professionals in the range of implementation of cross-platform applications from mobile devices to server stations. Detailed information is on our web site: http://speetech.com/