Mosconi Atomo 4
4-channel amplifier
Class-D amplifier
4 x 60 Watts @ 4 Ohm
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)
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
Finishing: Black anodized
