Specifications - Extron electronics RAC 104 User Manual

Specifications, Part Numbers, and Accessories

Specifications

Audio
Gain ................................................ Unbalanced output: -6 dB; balanced
Frequency response .................... 20 Hz to 20 kHz, ±0.05 dB
THD + Noise ................................. 0.03% @ 1 kHz at nominal level
S/N ............................................... >90 dB, balanced at maximum output
Crosstalk ....................................... <-120 dB @ 1 kHz
Stereo channel separation .......... >80 dB @ 1 kHz, >60 dB @ 20 kHz
CMRR ............................................ >75 dB @ 1 kHz
Volume control range ................. -100 dB to 0 dB (volume numbers 0
Attenuation = volume number minus 100. The default is -30 dB
= volume number 70.
Bass control range ....................... ±14 dB, 100 Hz referenced to 1 kHz
Bass dB = (bass number minus 7) times 2. The default is 0 dB =
bass number 7.
Treble control range .................... ±14 dB, 10 kHz referenced to 1 kHz
Treble dB = (treble number minus 7) times 2. The default is 0 dB
= treble number 7.
Audio input
Number/signal type ................... 4 channels, which can be mono or tied into
Connectors ................................... (2) 3.5 mm captive screw connectors,
Impedance .................................... >18k ohms unbalanced/balanced,
Nominal level ............................... +4 dBu (1.23 V), -10 dBV (316 mV),
Maximum level ............................ +20 dBu (7.75 V), (balanced or unbalanced)
A-2 RAC 104 • Specifications, Part Numbers, and Accessories
output: 0 dB
when input gain is set to 0 dB, output
volume is at 100, and the input and output
are set to the same level via the Line Level
DIP switch
(unweighted)
through 100) in 0.5 dB steps
(0 through 14) in 2 dB steps
(0 through 14) in 2 dB steps
stereo pairs, balanced/unbalanced
5 pole
DC coupled
switchable per group
at 1% THD+N