ATOMO 1 - Maximum performance in the smallest of spaces

• Extremely compact, powerful 1-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)
• 12 V and 24 V versions

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: 0.45 A @ 14.4 V
• Thermal cutoff threshold: 93 °C (± 5 %)

OUTPUT POWER RMS @ 14.4V (1% THD)

• Output power RMS @ 4Ω: 1 x 205 W (250 W @ 16 V)
• Output power RMS @ 2Ω: 1 x 350 W
• T.H.D. @ 4Ohm: < 0.08 % (1 kHz / 90 Power rating ref)
• T.H.D. @ 2Ohm: < 0.1 % (1 kHz / 90 Power rating ref)
• Minimum load: 2 Ohm with musical signal

SIGNAL INPUT

• Low level input sensitivity range: 0.26 ÷ 0.7 Vrms
• High level input sensitivity range: 1.3 ÷ 3.5 Vrms
• Bandwidth (- 3 dB ÷ 10 W): 5 Hz ÷ 35 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 - 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: 86 x 65 x 34 mm
• Weight: 280 g