Related Manuals for Laboratory2 SOROKA-10E
Summary of Contents for Laboratory2 SOROKA-10E
- Page 1 Laboratory2, LTD SOROKA – 10E DIGITAL VOICE RECORDER OPERATIONAL MANUAL Page1 Version of 05.09.2019...
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Page 2: Table Of Contents
Laboratory2, LTD CONTENTS PRODUCT SPECIFICATION AND DESCRIPTION OF ITS OPERATION ..4 Purpose of the voice recorder........................4 Basic specifications of the voice recorder are listed in Table 2............... 4 Light indication of operation modes and battery charging modes............5 Design and operation of the voice recorder. - Page 3 The operation manual contains data on technical characteristics, the device and the principles of work, rules of storage, instructions on operation and maintenance, necessary for the correct operation and full use of technical capabilities of a recorder "SOROKA-10Е". Fig. 1. Delivery set of voice recorder Soroka-10E. Table 1. List of items supplied. Option...
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Page 4: Product Specification And Description Of Its Operation
Laboratory2, LTD 1 Product specification and description of its operation 1.1 Purpose of the voice recorder. The voice recorder Soroka-10Е is designed to record audio with the built-in digital MEMS mi- crophone in mono mode to the micro SD memory card or micro SDHC Class4 or higher. The recorder is powered by LR03 battery of 1.5 V. -
Page 5: Light Indication Of Operation Modes And Battery Charging Modes
Laboratory2, LTD 24 kHz 32 kHz Suppression outside the band of operating fre- at least 60 dB quency range while octave tuning for at least 2 years Average life not less than 2 years Average storage time up to 4 hours... - Page 6 Laboratory2, LTD Table 3.Light indication of modes and emergencies. Modes and emergency cases of Status of Indicator "Mode" the voice recorder 1. In normal recording mode, indicator turns green and stays so until the end of opening file process (duration of file opening depends on the file size and free memory capacity).
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Page 7: Design And Operation Of The Voice Recorder
Laboratory2, LTD 1.4 Design and operation of the voice recorder. The appearance of the voice recorder Soroka-10Е is shown in Figure 2. Мemory card Operating mode indicator Inclusion button Connector for external microphone Element power supply Removable back cover Fig. 2. Appearance of voice recorder Soroka-10Е... -
Page 8: Voice Recorder Usage
Laboratory2, LTD 2 Voice recorder usage 2.1 Operating limitations. To avoid the voice recorder failure, observe the following rules: a) Do not allow hit of dust and moisture on microphones since it can lead to consider- able deteriorations in performance data of the digital microphone;... -
Page 9: Usage Of The Voice Recorder
Laboratory2, LTD Copy the created file dict.ini to the memory card. Insert the memory card into the voice recorder and switch it on. The voice recorder will read configuration file and save it to the internal memory. After reading the settings from the file, voice recorder will automatically remove it and continue to work in a user-defined mode (indication as shown in Table 3). - Page 10 Laboratory2, LTD beeps, or, otherwise by silence. Use of beeps between fragments allows the user to define aurally the beginning of a new fragment when listening files. c) Sensitivity of voice recording switch. The user can adjust a threshold of voice operated switch by setting of value in the “Sensitivity of VOX”...
- Page 11 Laboratory2, LTD Fig. 3. Tab "Setting the recorder" in dict.exe program window. g) Choice of sampling frequency. Possible values are 8 kHz, 16 kHz, 24 or 32 kHz. The higher sound sampling frequency value, the higher quality of the written-down sound, how- ever the time of autonomous work of a voice recorder is less.
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Page 12: Verification Of Files Digital Signatures
Laboratory2, LTD j) To set the current time and date. To use the current system time, put a tick to "System time". To manually change date and time in file system of a voice recorder, remove tick on "System time" and put a tick "To adjust real time clock". - Page 13 Laboratory2, LTD Fig. 4. Example of digital signature verifying. In the tab "Verifying of file integrity " there are the following controls: a) Open the file. Click "Open File" and select the desired directory and file. After se- lecting of the desired file, the program will perform checking of its digital signature.
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Page 14: External Microphone Connection
Laboratory2, LTD а) Fig. 5. Output of files test results: a) a digital signature of the file is valid; b) Digital signature of the file is not valid. After verifying the digital signature of the selected file dict.exe program generates a report with information available in the labels file. -
Page 15: System Of Voice Recorder Labels
Laboratory2, LTD 3 System of voice recorder labels Recorder Soroka-10Е supports automatic layout of files. Tags system makes files analy- sis more convenient and allows you to avoid wasting time of files creation and modification when copying. The labels in the recorded files are placed in the following cases: 1) At the beginning and at the end of each file. - Page 16 Laboratory2, LTD If the logger is turned on (see. 2.6 (i)) and voice recorder is switched off (except emergency reset) logger is recorded to micro SD into the file INF_REG.TXT. It is not recommended to use the logger continuously since this reduces nonvolatile memory resource of the voice recorder (it only affects work of the logger itself).
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Page 17: Current Repair Of The Voice Recorder
Laboratory2, LTD INF_REG.TXT) OSCILATOR_FAULT Hardware failure of the oscillator NMIFG_INTERRUPT Microprocessor system failure (it is necessary to save the file INF_REG.TXT) EMPTY_CELL Empty cell UNDEFINED_ERROR Unspecified error or reset DICT_SOFTWARE_NUMBER Number of internal recorder software 5 Current repair of the voice recorder 5.1 General instructions... -
Page 18: Storage And Transportation
Laboratory2, LTD 6 Storage and transportation 6.1 The voice recorder should be kept in its original packaging in heated storage rooms at a temperature ranging from +5 to +25 ˚C with relative humidity less than 80% (at +20 ˚C). The environment must be free from pairs of acids, alkalis and other ag- gressive impurities.