AFS 224
dbx
AFS 224
dbx AFS 224 Advanced Feedback Suppressor
This stand-alone processor provides state-of-the art feedback elimination for both installation and live use. It offers up to 24 filters per channel with filter Qs up to 1/80 of an octave, plus selectable modes, live filter lift, and types of filtration, all readily available via the intuitive user interface front panel.
Technical Tools
PDF Documents
Manufacturer Specs
Analog Inputs
Number of Inputs: 2
Connectors: Female XLR and 1/4” TRS
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced 50kΩ, Unbalanced 25kΩ
Max input line level: +20dBu
CMRR: >40dB, typically >55dB @ 1kHz
Analog Outputs
Number of Outputs: 2
Connectors: Male XLR and 1/4” TRS
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced >120Ω, unbalanced >60Ω
Max Output Level: +20dBu
A/D Performance
Type: dbx Type IV™ conversion system
Dynamic Range: >113 dB A-weighted, >110 dB unweighted, 22kHz BW
Type IV™ dynamic range: >119 dB, A-weighted, 22kHz BW
>117 dB, unweighted, 22kHz BW
A/D Conversion: 24 bit
D/A Performance
Dynamic Range: 112 dB A-weighted, 109dB unweighted
D/A Conversion: 24 bit
System Performance:
Sample Rate: 48kHz
Dynamic Range: >109dB A-weighted, >106 dB unweighted, 22kHz BW
THD+N: 0.003% typical at +4dBu, 1kHz
Frequency Response: 20Hz – 20kHz, +/- 0.5dB
Interchannel Crosstalk: >80dB typical
Crosstalk input to output: >80dB typical
Operating Voltage: 100VAC 50/60Hz, 120VAC 60Hz and 230VAC 50/60Hz
Power Consumption: 9 Watts
Safety Agency Approvals: UL 6500, IEC 60065, EN 55013, E 60065
Number of Inputs: 2
Connectors: Female XLR and 1/4” TRS
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced 50kΩ, Unbalanced 25kΩ
Max input line level: +20dBu
CMRR: >40dB, typically >55dB @ 1kHz
Analog Outputs
Number of Outputs: 2
Connectors: Male XLR and 1/4” TRS
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced >120Ω, unbalanced >60Ω
Max Output Level: +20dBu
A/D Performance
Type: dbx Type IV™ conversion system
Dynamic Range: >113 dB A-weighted, >110 dB unweighted, 22kHz BW
Type IV™ dynamic range: >119 dB, A-weighted, 22kHz BW
>117 dB, unweighted, 22kHz BW
A/D Conversion: 24 bit
D/A Performance
Dynamic Range: 112 dB A-weighted, 109dB unweighted
D/A Conversion: 24 bit
System Performance:
Sample Rate: 48kHz
Dynamic Range: >109dB A-weighted, >106 dB unweighted, 22kHz BW
THD+N: 0.003% typical at +4dBu, 1kHz
Frequency Response: 20Hz – 20kHz, +/- 0.5dB
Interchannel Crosstalk: >80dB typical
Crosstalk input to output: >80dB typical
Operating Voltage: 100VAC 50/60Hz, 120VAC 60Hz and 230VAC 50/60Hz
Power Consumption: 9 Watts
Safety Agency Approvals: UL 6500, IEC 60065, EN 55013, E 60065