Sound Devices A20-MINI User Manual
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Sound Devices A20-MINI User Manual

Compact transmitter
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A20-MINI
Compact Transmitter
User Guide

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Summary of Contents for Sound Devices A20-MINI

  • Page 1 A20-MINI Compact Transmitter User Guide...

  • Page 2: Table Of Contents

    SD-Remote Overview Add a User Device List Remove a User Pairing an A20-MINI with SD-Remote Add a Group Adding an A20-MINI to the TX List Remove a Group TX View Save User Groups as ALUG files TX List Send User Group to TX/RX Controlling an A20-MINI from SD-Remote...

  • Page 3: Welcome To The A20-Mini

    Welcome to the A20-MINI The Sound Devices A20-MINI wireless microphone transmitter builds upon the heritage and technology of the phenomenal-sounding Audio Ltd A10-TX transmitter. The A20-MINI offers the following features: • 470 MHz to 694 MHz UHF tuning range • Optional XL-PowerStation allows for easy simplifes purchasing and makes operation far battery charging, file transfer, and timecode more flexible than before. RF power can be...

  • Page 4: Panel Views

    (not included) Charge & Timecode LED • Timecode input and output • Transferring files to and from a computer Positioned on the bottom of the A20-MINI to make it easily • Updating firmware visible when slotted into the optional XL-PowerStation. LED indicates charging status, timecode sync, Bluetooth pairing, and Connect Linear Timecode (LTC) devices to the A20-MINI recording status.
  • Page 5 This button is used to power the A20-MINI on or off and enter Bluetooth Pairing mode. Battery Compartment • Power On = Press and release button. Accepts either 3x AAA Lithium batteries, or one rechargeable • Power Off = Press and hold button for 1 second. Sony NP-BX1 Li-Ion battery. Sound Devices recommends using • Pairing Mode = While A20-MINI is off, press and hold BOTTOM BOTTOM BOTTOM BOTTOM Energizer Ultimate AAA batteries for best performance. Alkaline button for 5 seconds.

  • Page 6: Power

    USB-C can be used to charge Sony NP-BX1 batteries inserted the LEMO connection automatically powers the A20-MINI off. in the A20-MINI. Sony NP-BX1 battery charging only occurs if This feature can be turned on or off in the SD-Remote applica- the USB-C host port provides at least 1.5 A. The A20-MINI does tion. See SD-Remote for more details. not charge AAA batteries. Expected Battery Life...

  • Page 7: Introduction To Sd-Remote

    Introduction to SD-Remote SD-Remote is a mobile device application for Android/iOS phones and tablets designed to pair with the A20-MINI. To keep the size, weight, and power consumption of the A20-MINI to a minimum, all settings of parameters and functions are per- formed using the SD-Remote mobile device application.

  • Page 8: Sd-Remote Overview

    TX View. Allows control of various A20-MINI settings. Displays the ver- sion number of SD-Remote and the firmware version and serial number of the active A20-MINI. Settings View is available on a phone by touching the Settings (gear) icon in the Navigation Bar. See Settings View for more details.
  • Page 9 Allows control of various A20-MINI settings. Displays the version number of SD-Remote and the firmware version and serial number of the active A20-MINI. Settings View is available on a phone by touching the Settings (gear) icon in the Navigation Bar. The Settings View is visi- ble in the TX View on tablets and does not have a Navigation Bar icon.

  • Page 10: Device List

    LED flashes blue rapidly while in Pairing mode. From the SD-Remote Device List, touch the + button to pair an A20-MINI to the mobile device. To remove an A20-MINI from the Device List, touch the X button. Once removed, you will need to repeat the pairing process again to re-add the transmitter to the Device List.

  • Page 11: Tx View

    • USB is connected but no battery is present. • USB is connected but is not providing 1.5 A or more. Identify Unit Touch the Identify Unit icon to put the A20-MINI into identify mode. The LEDs on the A20-MINI flash for 30 seconds making it easy to locate the A20-MINI you want to control.

  • Page 12: Controlling An A20-Mini From Sd-Remote

    Active A20-MINI in the TX View The active A20-MINI in the TX View is indicated by the indent on the right-hand side of the TX List. Touch any transmitter in the TX List to make it the active transmitter. Audio Signal Presence/Mic Mute The Mic icon varies in intensity when audio signal is present.

  • Page 13: Setting Frequency

    USB-C using the Sound Devices XL-TCU-LEMO so that you can you wish to receive on the A10-RX either by manually tuning the verify the A20-MINI timecode is in sync with the LTC source. number or using the TV channel and sub channel. Be sure to...

  • Page 14: Files View

    Files View The A20-MINI Files View is displayed in the center of the TX View on a tablet and is accessed by touching the SSD icon on a phone. Remaining space, remaining record time, and a list of recorded files on the SSD are displayed. Touch a file to view more information about the file. Icon...

  • Page 15: Settings View

    SSD periodically. In the event you need to run a low-level format from a com- puter, you still need to format the SSD by the A20-MINI before recording files. Location Location is automatically set if GPS or Location Services are available on the mobile device.

  • Page 16: Regulatory

    DTMF Tones Mode DTMF Tones mode is useful in the very unlikely event that Blue- tooth cannot connect and you still need to change parameters of the A20-MINI. Using DTMF tones you can turn the transmitter on or off, change the frequency, start or stop recordings, and mute or unmute the microphone.

  • Page 17: User Groups

    A20-MINI transmitters within Bluetooth range that appear in the TX List. This limits the frequencies available to only those defined by the User Group and lists them by their friendly name. Unlike the A20-MINI, the Audio Ltd A10-TX and A10-RX do not automatically update when Activate User Groups is on. ALUG files need to be manually loaded on these devices. See the Audio Ltd A10-TX and A10-RX guides for details.

  • Page 18: File Transfer To A Computer

    File Transfer to a Computer The A20-MINI connects via USB-C to a computer as a mass storage device. Copy WAV and User Setup files from the A20- MINI to the computer. Copy PRG and User Setup files from the computer to the A20-MINI. Files copied to the A20-MINI should be copied without folders to the root of the A20-MINI’s SSD. When file transfer is com- plete, eject the drive from the operating system and disconnect USB.

  • Page 19: Mic2Wav Ii

    • Start timecode be named based on the custom entry. • Conform to CSV uses the take information from a CSV • End timecode • Length of recording Sound Report to determine the processed file names. See Conforming A20-MINI WAV Files to CSV sound reports. A20-MINI User Guide...

  • Page 20: Creating Shorter Wav Files Based On Timecode Range

    Select the band you want to use. This will restrict CSV sound report files generated by Sound Devices recorders frequencies to the selected band. Note the A20-MINI can be used to extract only relevant audio from the A20-MINI frequency range covers all available bands, the Audio Ltd WAV or A10-TX MIC files. Audio is extracted and a new WAV file A10-TX frequency range is limited by model (A-D).

  • Page 21: Send User Group To Tx/Rx

    Download the latest A20-MINI firmware from https://www.sounddevices.com. On Windows, navigate Files > Update A20-MINI. On Mac, navigate Mic2Wav II > Update A20-MINI. In the displayed window, search for the A20-MINI PRG file you just downloaded. Click Open. Mic2Wav II displays a list of all A20-MINI connected directly via USB-C or connected via the XL-PowerStation.

  • Page 22: Xl-Powerstation

    XL-PowerStation The XL-PowerStation is an optional accessory for the A20-MINI offering battery charging, timecode jamming, and USB file transfer to and from a computer for up to eight A20-MINI transmitters. Charging Bay TA-4 10-18 Volt DC BNC LTC Input Input USB-C for- File Transfer USB-PD Power Input File Transfer Status LED MATERIAL Charging Batteries with the XL-PowerStation Charging status is indicated by the SD-Remote application and the A20-MINI bottom panel Charge LED.

  • Page 23: Distributing Timecode To A20-Mini Transmitters

    See File Transfer to a Computer for more information. Updating A20-MINI Firmware via XL-PowerStation Using Mic2Wav II in combination with the XL-PowerStation, Firmware can be updated on up to eight A20-MINI transmitters. See Mic2Wav II for more information. A20-MINI User Guide...

  • Page 24: A20-Mini Specifications

    • Broadcast WAV (<4 GB), RF64 WAV (>4 GB) Modulation Mode Simultaneous Record and Transmit mode is not available • Sound Devices proprietary digital RF modulation on A20-MINI units sold in the United States of America. Digital Audio Codec Timecode Input • Sound Devices proprietary, high-performance • USB-C connector: 20k ohm impedance,...

  • Page 25: Legal Notices

    Legal Notices The “wave” logo is a registered trademark of Sound Devices, Product specifications and features are subject to change without LLC. Windows is a registered trademark of Microsoft prior notification. Read and fully understand this manual before Corporation in the U.S. and other countries. Bluetooth LE operation. is a registered trademark of Bluetooth SIG, Inc. Android is a registered trademark of Google.

  • Page 26: Fcc Interference Statement

    This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to This document is distributed by Sound Devices, LLC in online Part 15 of the FCC Rules. These limits are designed to provide electronic (PDF) format only.
  • Page 27 Post Office Box 576 E7556 State Rd. 23 and 33 Reedsburg, Wisconsin 53959 USA support@sounddevices.com +1 608.524.0625 main +1 608.524.0655 fax 800.505.0625 toll free www.sounddevices.com...

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