Extron electronic DMP 44 LC Reference Information, Specifications, Audio input, Audio output

Reference

Information

This section contains reference information for the DMP 44 LC, including:

•Specifications

•Part Numbers and Accessories

•Mounting

•Firmware Loader

•DMP 44 LC Hardware Reset Modes

Specifications

Audio

Gain	Unbalanced output: -6 dB; balanced output: 0 dB
Frequency response	20 Hz to 20 kHz, ±0.3 dB
THD + Noise	<0.02% @ 1 kHz, at maximum output level
S/N	>100 dB, 20 Hz to 20 kHz, at maximum output, unweighted
Crosstalk	<-90 dB @ 1 kHz, fully loaded
CMRR	>60 dB @ 1 kHz

Audio input

Number/signal type	4 mono, line, balanced/unbalanced
Connector	(2) 3.5 mm captive screw connectors, 6 pole
Impedance	>10k ohms unbalanced/balanced
Nominal level	+4 dBu when level is set to 0 dB gain; adjustable from -20
	dBu to +4 dBu
Maximum level	+21 dBu, balanced, when input gain is set to 0 dB
Volume range	-18 dB to +24 dB, line input, adjustable per input

NOTE: 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu

Audio processing

D/A conversion............................... 24 bit, 48 kHz sampling

Audio output

Number/signal type	4 mono, line, balanced/unbalanced
Connectors	(2) 3.5 mm captive screw connectors, 6 pole
Impedance	50 ohms unbalanced, 100 ohms balanced
Gain error	±0.2 dB channel to channel
Maximum level (Hi-Z)	>+21 dBu balanced, >+15 dBu unbalanced

DMP 44 LC • Reference Information 67