TECHNICAL DATA MOSCONI ATOMO 4

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