Description

Audio Player

MicroPlayer mkIII+

• A multi purpose player for your audio project

  Flagship of the Waves System range, the MicroPlayer mkIII+ is a professional audio solution designed to fulfill to a wide scope of playback scenarios.
  On switching on the player, the playback is performed precisely and offers among others a loop playback.

  Backed on the interactivity skills of the MicroPlayermkIII , the playback can be controlled with motion sensor, push buttons or an RS-232 link. Its 2 outs are able to control leds, relays or machinery.

  Its energy saving mode allows an outdoor installation with solar panels or batteries.

  Its built-in amplifier and headphone out ease your installations. With a small size and without any risk of heat, the MicroPlayer mkIII can be installed in a storage array or directly within your productions.

  A reliable technology

  An inventive content struture system shapes the playback thanks to the use of a simple file manager in order to name the files and folders . Many options are available for your applications from the more simple to the more complex.

  Designed and manufactured in France, the MicroPlayer mkIII+ benefits from a 3 years warranty.

  Applications

  The MicroPlayer mkIII+ aims at playing musics, sounds, or messages in various environments such as:

  • Museums
  • Exhibitions
  • Showrooms
  • Stores
  • Amusement parks
  • Touristic places
  • Companies
  • Or any other public spaces

  Specifications

  Interfacing and Connectivity

  • Status LED
  • Infrared sensor – Protocol: Sony SIRC, 12 bits, 38 kHz carrier
  • SD card slot
  • USB Host 2.0 Full Speed (12 Mb/s), standard “mass storage” driver, type-A receptacle
  • 2 configurable buttons
  • Volume knob for the amplified speaker output
  • Unbalanced line-level stereo audio output on standard RCA connectors
  • Headphone stereo audio output on a standard 3.5 mm (TRS) jack
  • Class D amplified speaker stereo audio output on 3.81 mm pluggable terminal blocks
  • 4 combined configurable opto-isolated input contacts on 3.81 mm pluggable terminal block (typical debounce time: 25 ms)
  • 2 MOSFET outputs (500 mA per output, max 20 V) on 3.81 mm pluggable terminal block
  • RS-232 serial link on a 3.81 mm pluggable terminal block (9600, 19200, or 38400 bauds)
  • 2 power supply outputs dispatched on the pluggable terminal blocks
  • External DC power supply chassis socket – Plug Ø 2.1 mm / 5.5 mm

  Audio File Formats Supported

  • MP3 (.mp3): MPEG-1/2 Audio Layer III, mono/stereo, 16 bits, 44.1 kHz, from 32 kbit/s to 320 kbit/s, CBR (Constant Bit Rate) or VBR (Variable Bit Rate), with or without ID3v1/2 tags¹
  • Proprietary obfuscated MP3 (.mp3): to protect MP3 audio content²
  • WAV (.wav): mono/stereo, 16-bit LPCM, 44.1 kHz, WAVE_FORMAT_PCM or WAVE_FORMAT_EXTENSIBLE

  ¹ Some ID3v1 or ID3v2.4 footer tags might cause unexpected noises at the end of the files.
  ² Contact Waves System for further information about this feature.

  Other File Formats Supported

  • TXT (.txt): text file for serial (serial.txt) and configuration (config.txt) usages – raw text format (only printable 7-bit ASCII characters) with CR/LF, LF or CR end of line characters.

  Storage Devices

  • File system supported: FAT32 (read/write)
  • Supports long filenames limited to 63 characters maximum including extension
  • Accepted storage device types:
    • SDSC cards
    • SDHC cards
    • USB flash drives
  • Accepts 1000 folders maximum at the root, containing up to 999 files each

  Audio Amplifiers

  • Headphone output:
    • 2 × 85 mW – 32 Ω, THD+N = 0.1 %, 1 kHz
    • 2 × 110 mW – 32 Ω, THD+N = 10 %, 1 kHz
    • 2 × 200 mW – 8 Ω, THD+N = 0.1 %, 1 kHz
    • 2 × 325 mW – 8 Ω, THD+N = 10 %, 1 kHz
  • Speaker output:
    • 2 × 8 W – 8 Ω, THD+N = 1 %, 1 kHz
    • 2 × 10 W – 8 Ω, THD+N = 10 %, 1 kHz
    • 2 × 15 W – 4 Ω, THD+N = 1 %, 1 kHz
    • 2 × 19 W – 4 Ω, THD+N = 10 %, 1 kHz

  Power Supply

  • Player power supply input:
    • Nominal voltage: 12 V DC
  • Supplied mains adapter input:
    • Voltage: from 100 V to 240 V
    • Frequency: from 50 Hz to 60 Hz
  • The player is protected against polarity reversal.

  Current Consumption (12 V supplied)

  • Typical consumption in playback with a SD card, without amplifier: 100 mA
  • Recommended power supply for full use of the device – output current: 3.45 A
  • Standby mode: less than 15 mA

  Thermal Information

  • Operating ambient temperature: from 0 to +60 °C
  • Storage temperature: from -20 to +60 °C

  Dimensions

  • Width: 140 mm – 1/3 of a 19-inch rack
  • Height: 43 mm – 1U
  • Depth (with the pluggable terminal blocks): 107 mm

  Weight

  • 240 g (with the pluggable terminal blocks)