Micro AMP 4/2

Amplifier for 2×2 headphone with imputes selector

Category:
Description
Applications
Spécifications

Ideal for a multi-listening

2 x 2 outputs are offered by Micro AMP 4/2 for simultaneous listening on 4 headphones with volume control on each channel. Their use is very simple, plug in an audio source, power, headphones and adjust the volume.

Audio input selector

The Micro AMP 4/2 model offers an audio input selector and two independent circuits with two headphones each. Ideal as a language selector in museums or for information terminals.

Move selection push buttons on kiosk with the pluggable terminal blocks.

The output power is high up to 250mW per channel to power all kinds of headphones including the ID-AL mono earphone. The Micro AMP 4 delivers uncompromising audio quality across the bandwidth, bass is powerful and treble accurate.

Micro AMP 4/2 is in 1/3 format 19’’ rack 1U. Install up to 3 modules with the optional shelf and integrate other ID-AL products such as MicroPlayer, EventPlayer, My Music/Video Player …

Designed and manufactured in France, the Micro AMP 4/2 has a 3 year warranty.

  • POS Audio kiosk
  • In museums, integrate several headphones for an animation or a showcase
  • Create multi-listening for information kiosks requiring multiple headsets
  • Pair it with the ID-AL mono earphone to replace a headset during audio tracks.

Download the datasheet

Interfacing and Connectivity

  • Status LED
  • 4 volume knobs (one for each headphone output)
  • 4 headphone stereo audio outputs on standard 3.5 mm (TRS) jacks
  • 2 selectable unbalanced line-level stereo audio inputs on standard RCA connectors
  • 2 × 2 input contacts on 3.81 mm pluggable terminal blocks (to select which audio input is assigned to which pair of headphone outputs)
  • External DC power supply chassis socket – Plug Ø 2.1 mm / 5.5 mm

Audio Amplifiers

  • Headphone outputs:
    • 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

Power Supply

  • Player power supply input:
    • Nominal voltage: 12 V DC
    • Power supply range: from 12 V to 15 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)

  • Consumption for the maximum level of listening with 4 × 32 Ω headphones: up to 150 mA
  • Recommended power supply for full use of the device – output current: 500 mA
  • Standby mode – input level set to zero: less than 30 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

  • 254 g (with the pluggable terminal blocks)