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Dodotronic HUDROMIC384K Quick Start Manual

Ultrasonic and audio usb microphone and recorder
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DODOTRONIC
HUDROMIC384K QUICK START GUIDE
HYdromic384K
Ultrasonic and audio USB microphone and recorder
ver 0.0.2
1

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Summary of Contents for Dodotronic HUDROMIC384K

  • Page 1 DODOTRONIC HUDROMIC384K QUICK START GUIDE HYdromic384K Ultrasonic and audio USB microphone and recorder ver 0.0.2...
  • Page 2 DODOTRONIC HUDROMIC384K QUICK START GUIDE Overview Hydromic384K is a high quality - professional digital audio and ultrasonic microphone that can work as both: Unattended audio and ultrasonic recorder The Ultramic384K has an integrated analog-to-digital converter able to achieve a 384 Khz data sam- pling rate;...
  • Page 3 DODOTRONIC HUDROMIC384K QUICK START GUIDE Versions Two version are available according to the sensitivity and frequency range needed Hydromic384K-H Sensor: Steminc SMC9682T95111 Piezo Material: SM111 Dimensions: Ext. Diam. 26 x Int Diam 22 x Height 13mm Resonant frequency fr: 42 KHz±1.0 KHz Electromechanical coupling coefficient Keff: 36 % Dielectric Loss tg δ: 0.42%...

  • Page 4: Unattended Recorder

    DODOTRONIC HUDROMIC384K QUICK START GUIDE Unattended Recorder The Ultramic384K is also an embedded recorder and nothing else is required but an external USB power supply and a formatted SD card. There are three ways of recording:  ONE HOUR RECORDING MODE ...

  • Page 5: Minutes Recording Mode

    DODOTRONIC HUDROMIC384K QUICK START GUIDE Minutes Recording Mode In this recording mode you can do recordings with a specified length and sampling rate, with no need to do a complex scheduling. You can also specify, in minutes from 1 to 10, the size of the file into which the recording will be divided.

  • Page 6: Um384Ble Configuration App

    DODOTRONIC HUDROMIC384K QUICK START GUIDE UM384BLE configuration app The UM384BLE CONFIG app allows a complex recording scheduling. Follow these steps to set up your Ultramic: Download the UM384BLE CONFIG app from www.dodotronic.com SCHEDULING TAB Install and launch the app. TRIGGER The following screen appears CONFIG.

  • Page 7: Usb Power

    DODOTRONIC HUDROMIC384K QUICK START GUIDE HOW TO CONNECT UM384K TO YOUR SMARTPHONE Go to the CONNECT tab on the screen and press the Scan & Connect button(the smartphone is now waiting for a connection). Insert a micro SD card in the UM384K.
  • Page 8 DODOTRONIC HUDROMIC384K QUICK START GUIDE By default, the Ultramic384K behaves as a standard USB audio microphone without the need for a driver. If a SD card is present when the device is powered on, the Ultramic384K will behave as a recorder according to the previously mentioned modes.

  • Page 9: Xml File Editing

    DODOTRONIC HUDROMIC384K QUICK START GUIDE XML File Editing Recording by using the XML record- 1. <?xml version="1.0" encoding="UTF-8"?> ing mode: - you can use the online 2. <UltraMic384> configurator from 3. <version>1.3</version> 4. <config> www.dodotronic.com (the safest <defaultsettings> way to do it), or you can use a text <defaultrate>3</defaultrate>...
  • Page 10 DODOTRONIC HUDROMIC384K QUICK START GUIDE XML File Explanation XML file configuration is a straightforward operation. The text file is composed of delineating tags. Each tag defines a specific parameter. Specifically, each parameter is surrounded by a start tag <xxx> and an end tag </xxx>, where xxx is the parameter name.
  • Page 11 DODOTRONIC HUDROMIC384K QUICK START GUIDE <setdatetime> defines the date and time clock. This tag is mandatory to synchronize the clock of the microphone with all the scheduling. TIME MODE <modetime> in time mode the single programmed event is repeated daily <start>...

  • Page 12: Scheduling Deletion

    DODOTRONIC HUDROMIC384K QUICK START GUIDE Scheduling Deletion The Ultramic384K stores the recording mode and ALL programming instructions into the internal mem- ory. Even if the UM384K is disconnected from the USB all these values are retained into the memory supplied by the internal watch battery.
  • Page 13 DODOTRONIC HUDROMIC384K QUICK START GUIDE Technical Specifications Usable Frequency range: 5Hz to190kHz Linear Frequency range: 50Hz to 40kHz ±1dB Nominal Sensitivity: -216dB re 1V/ μPa at 1KHz Transducer Sensitivity -187 dB, re 1V/μPa PRELIMINARY DATA Noise³, nominal @23°C, re 1 μPa/√Hz 1kHz 28dB SPL Equiv.
  • Page 14 DODOTRONIC HUDROMIC384K QUICK START GUIDE Reson Frequency response chart (BLE) comparison with TC4034 dB scale...
  • Page 15 DODOTRONIC HUDROMIC384K QUICK START GUIDE HYdromic384K Ultrasonic and audio USB microphone and recorder QUICK START GUIDE 0.0.1  Format the micro SD card (sundisk or samsung high quality) with the following app: https://www.sdcard.org/downloads/formatter/  Open the Hydromic unscrewing the black top ...
  • Page 16 DODOTRONIC HUDROMIC384K QUICK START GUIDE OPENED HALF CLOSED CORRECTLY CLOSED...
  • Page 17 DODOTRONIC HUDROMIC384K QUICK START GUIDE Notes Not all phones are compatible with this app You can find more info about the configuration here: https://www.dodotronic.com/wp-content/uploads/2022/11/Ultramic384BLE_User_Gui de.pdf...

This manual is also suitable for:

Hydromic384k-hHydromic384k-l

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