User manual

Table Of Contents
A·X·U·M User Manual Version 2.5 - 2011-01-28
AXUM from D&R - Phone: +31 294 418014 - E-Mail: info@d-r.nl - 83 -
Line inputs : Electronically balanced
: Input impedance 10k Ohm
: input sensitivity +6dBu, maximum input +26dBu (+/- 20dB gain range).
: CMRR Line inputs: 30dB @ 1 kHz, maximum gain
: Transformer balancing is optional on the patch panels
Line Outputs : Electronically balanced
: Output impedance 56R Ohm.
: Nominal output level +6dBu, maximum output +26dBu
: Optional is transformer balancing
Digital Inputs : AES/EBU (AES3) or S/P-DIF
: 16/20/24 bit, 32kHz to 96kHz (optional built in sample rate converter)
: Input Impedance: 110R Ohm/75R Ohm
Digital outputs: AES/EBU (AES3) or S/P-DIF.
: 16/20/24 bit, 32kHz to 48kHz
: Output level: 2 to 5 volt
: Output Impedance: 110R Ohm/75R Ohm
GPIOs : All GPO’s are by opto isolated relays able to handle a maximum of 50V at 200mA
: All GPI’s have a 5V TTL 100kOhm circuitry
: GPIO-MIC has a 5V/600Ohm LED driver circuit
12.2 DSP processing
6 Bands EQ : +/- 18 dB, 20 20000 Hz, 0.1Q 10Q LPF, LShelf, Peaking, HSelf, HPF, BPF,
Notch
Dynamics : Mentioned for voice processing use, you can setup the downward expander
threshold
: AGC threshold and ratio of working of the AGC.
12.3 OVERALL
Level : 0dBu = 0.775Vrms
: 0dB internal = -20 dBFs.
Clock : Sample rate: 32 kHz, 44.1 kHz, 48 kHz, +/- 20ppm (internally
synchronized)
Frequency response : 20 - 20.000 Hz +/- 0.2dB
THD+N : <-96dBfs
Dynamic Range : typically 105dB
Crosstalk : less than -90dBr
Noise : -86dBr