Dynacord IPX5:4 4-Channel Network Power Amplifier (4 x 1250W at 4 Ohms) - Manual (Page 25)

IPX Series DSP Multichannel Networking Power
Amplifier
Technical data | en 25
Bosch Security Systems, Inc. Installation manual 2018.04 | 01 | F.01U.330.705
8.4 IPX20:4
OUTPUT POWER
Low-Z mode: Load Impedance 2 Ω 2.7 Ω 4 Ω 8 Ω
Maximum Output Power 1
Normal Mode, all channels driven 5200 W 6000 W 5000 W 2500 W
Bridge n.a
Parallel 10000 W 8000 W 5000 W
Parallel-Bridge n.a.
Direct Drive Mode: Nominal
Voltage 70 V 100 V 140 V
Maximum Output Power 1 3550 W 5000 W 5000 W
Number of Amplifier Channels 4
Maximum Output Voltage, Normal
mode, per channel
210 V
peak
Maximum Output Current, Normal
mode, per channel
84 A
peak
AMPLIFIER
Voltage Gain
Low-Z mode, ref.1 kHz 32.0 dB, adjustable 20.0-44.0 dB
Direct Drive mode 33.2/36.2/39.2 dB for 70/100/140 V
Input Sensitivity
Low-Z mode, Max. Output Voltage 13.7 dBu (3.73 V), adjustable 1.7-25.7 dBu
Direct Drive mode 6 dBu (1.55 V), fixed
THD
3 dB below max, AES17, 1 kHz
< 0.05 %
DIM 100
3.15 kHz, 15 kHz
< 0.15 %
IMD-SMPTE
60 Hz, 7 kHz
< 0.15 %
Crosstalk
ref. 1 kHz, 12 dB below Max, 8 Ω
< -80 dB
Frequency Response
ref. 1 kHz, analog in to speaker out
20 Hz to 20 kHz (±1.0 dB)
Damping Factor
20 Hz to 200 Hz, 8 Ω
> 400
Output Stage Topology Class D, fixed frequency
Signal to Noise Ratio Amplifier