Atomo 4

FEATURES:

  • ATOMO 4 – Maximum performance in the smallest of spaces
    • Extremely compact, powerful 4-channel amplifier
    • Wide input voltage range 0.4 Vrms – 5 Vrms (low level) / 1.6 Vrms – 20 Vrms (high level)
    • Inputs flexibly configurable (floating / fixed ground, switchable load resistors)
    • Remote detection (BTL)
    • High pass / low pass filter. Inputs designed in Molex industry standard (Micro-Fit)

SPECS:

  • POWER SUPPLY:

    • Power supply voltage:

      10 – 16 V

    • DC-DC converter typology:
      Unregulated – Push Pull
    • External fuse:

      1 x 20 A

    • Power-on / Power-off voltage threshold:

      9 V / 6 V

    • Mute delay time:

      3 secs

    • Autosense power-on (HL only):
      BTL source only
    • Overall efficiency:

      > 75 %

    • Standby current:

      < 0.1 mA (typical)

    • Idle current:

      0.58 A @ 14.4 V

    • Thermal cutoff threshold:

      93 °C (± 5 %)

    OUTPUT POWER RMS @ 14.4 V (1 % THD)

    • Output power RMS @ 4 Ω:

      60 W x 4 or 150 W x 2 [BTL]

    • Output power RMS @ 2 Ω:

      75 W x 4

    • T.H.D. @ 4 Ohm:

      < 0.2 % (1 kHZ / 90 Power rating ref)

    • T.H.D. @ 2 Ohm:

      < 0.6 % (1 kHZ / 90 Power rating ref)

    • Minimum load:

      2 Ohm with musical signal

    SIGNAL INPUT

    • Low level input sensitivity range:

      0.3 ÷ 5 Vrms

    • High level input sensitivity range:

      1.2 ÷ 20 Vrms

    • Bandwidth (- 3 dB ÷ 10 W):

      5 Hz ÷ 31 kHz

    • Low level Input impedance:

      > 15 kOhm

    • High level input impedance:

      21 Ohm (dummy load with jumper)

    • Ground reference (LL only):

      OPEN – 21 Ohm

    • S/N (AP filter 10 Hz – 22 kHz):

    FEATURES

    • Onboard filter configuration:
      OFF – HP – LP
    • Onboard filter slope:

      12 dB/Oct

    • Onboard filter frequency:

      80 Hz

    • Autosense power-on (HL only):
      BTL source only
    • Start&Stop compliance:
      YES

    CONNECTIONS

    • Low/High level input :
      Micro-Fit
    • Speaker out:
      Mini-Fit
    • Power supply:
      Mini-Fit

    APPEARANCE

    • Dimensions:

      109 x 65 x 34 mm

    • Weight:

      320 g

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