OUT A/B...........................................................................................................................NL4
.....................................................................................Pin assignment: 1+/2+: Output +
.....................................................................................................................1–/2–: Output –
REMOTE...................................................................................................2 x RJ 45 parallel
SERVICE.................................................................................................................USB Typ B
Protection circuits
Mains inrush current limiter............................................................1.5 A RMS at 230 V
........................................................................................................3 A RMS at 115/100 V
Speaker switch on delay..................................................................................Approx. 2 s
Self-resetting overvoltage protection...................................................Up to 400 VAC
Self-resetting overtemperature protection...........................................75 °C / 167 °F
Output short circuit protection......................................................................±40 A peak
Output DC protection.....................................................................................max. ±10 V
Audio data (linear setting with subsonic filter)
Rated output power (THD+N 0.1 %)................................................................................
........................................................2 x 350 W into 8 ohms, both channels are driven
........................................................2 x 600 W into 4 ohms, both channels are driven
Frequency response (–3 dB)............................................... 28 Hz to 24 kHz
THD+N (20 Hz – 20 kHz).....................................................................................< 0.1 %
IM (SMPTE)................................................................................................................< 0.1 %
S / N ratio (unweighted, RMS, analog input)................................................>105 dBr
S / N ratio (unweighted, RMS, digital input)..................................................>110 dBr
Damping factor (20 Hz – 1 kHz / 4 ohms)..............................................................>90
Crosstalk (20 Hz – 20 kHz)..............................................................................< – 65 dBr
Digital Signal Processing
Sampling rate..........................................................96 kHz / 27 Bit ADC / 24 Bit DAC
Basic delay analog input incl. conversion (AD/DA)............................................0.3 ms
Basic delay digital input.....................................0.22 ms (96 kHz) / 0.45 ms (48 kHz)
ADC Dynamic........................................................................................................> 110 dB
Input Dynamic........................................................................................................> 127 dB
DAC Dynamic........................................................................................................> 110 dB
Power consumption (typical values)
Standby.............................................................................................................................4 W
ON, without signal.......................................................................................................48 W
ON, Standard signal* at 4 Ohms (2 x 75 W)...................................................215 W
..........................................................*Standard signal: Pink noise, 1/8 nominal power
Power supply
Switch mode power supply...................................................................................................
.........................................................................with active power factor correction (PFC)
Mains connector....................................................................................PowerCon
®
(blue)
Operating range (min./nom./max.)................................85/115/130 V, 50 / 60 Hz
low range
..............................................................................................170/230/266 V, 50 / 60 Hz
high range
Mains fuse............................................................................2 x 8 A Time lag (T), internal
5 x 20 mm, high breaking capacity
D6 Amplifier, Hardware manual (1.9 EN) Page 19 of 24
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