User guide

DL441 OPERATORS’ MANUAL 9
TECHNICAL SPECIFICATIONS
INPUT IMPEDANCE 20KOhm
MAXIMUM INPUT LEVEL +21dBu (+17dB ref. +4dBu)
OUTPUT IMPEDANCE 50 Ohm
MAXIMUM OUTPUT LEVEL +20dBu
BANDWIDTH <12Hz to 35KHz -1dB
CROSSTALK @10kHz Better than !80dB
@20kHz Better than !75dB
OUTPUT BALANCE Better than 40dB 20Hz to 10kHz
INPUT CMR Better than 40dB 20Hz to 10kHz
NOISE AT UNITY GAIN reference +4dBu
Wideband 22Hz - 22KHz CCIR ARM IEC A Q-Pk CCIR
AV !90dB !98dB !99dB !100dB !88dB
RMS !89dB !96dB !97dB !98dB
DISTORTION
100Hz 1KHz 10KHz
Unity Gain, +4dBu Input < 0.02% < 0.015% < 0.035%
+14dBu Input, 10dB G.R. < 0.3% < 0.1% < 0.1%
POWER REQUIREMENTS 115Volt or 230Volt at 50-60Hz, 13 W atts
FUSE RATING 63mA for 230Volt, 125mA for 115Volt
CONFORMING TO IEC 127-2
FUSE TYPE 20mm x 5mm, Class 3 Slo-Blo, 250Volt working
CASE SIZE 482mm (w) x 44mm (h) x 200mm (d)
WEIGHT (incl packaging) 3.4 Kgs