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APB-224 C cover photo

AudioPressBox APB-224 C

Professional portable 2 channel active pressbox with 2 Line/Mic inputs and 24 Line/Mic outputs. It is suitable for both indoor and outdoor press conferences due to built-in rechargeable accu pack and heavy duty Nanuk case.

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Handle
  • 2 MIC (phantom power) / LINE Inputs – balanced with gain control and 26dB PAD
  • Each Input is routable to A/(A+B)/B Outputs Group
  • 24 balanced and individually transformer isolated outputs
  • Each Output is switchable between MIC or LINE output level
  • 2 internal Output Groups: 12x Output A and 12x Output B
  • Switchable High-Pass filter for each Input channel
  • Switchable Compressor and Limiter for each Input channel
  • PFL/AFL for each Input/Output channel
  • Constant level Test signal oscillator with no mistake switch operation
  • Headphones control Output for PFL/AFL
  • Li-Ion AccuPack with microprocessor controlled battery management
  • 10 hours battery operation time. Note: AccuPack is placed (built-in) inside the unit

Portable

Rechargeable accu pack - 10 hours

Individually transformer isolated outputs

Mic/Line Inputs and Mic/Line Outputs

Bus A, B, A+B
2 channel

Removable
lid

IP 67 waterproof case

Easy to use

APB-224 C Ecosystem

Video

Application

  AudioPressBox, Mult Box, PressBox, Mult Box, Press Patch Box, Pressesplitter, APB-224 C

Specification

Audio Press Box APB-224C
Type 2 in 24 out
Groups 2
Input section
Inputs 2
Input connectors Balanced, XLR
Input Gain MIC +22/+62 dB LINE -4/+36 dB
Max. input level Limiter ON
Mic: -10/-30dBu
Line: +36/-4dBu
Limiter OFF
Mic: -2/-42dBu
Line: +24/-16dBu
Phantom Voltage 48V
Input Impedance Mic: 2,4 kOhm Line: 3,5 kOhm
Output section
Outputs 24 Line/MIC level (12x Output A, 12x Output B),
Output connectors Balanced, XLR
Nominal Output Level +6dBu
Maximum Output Level +20dBu (no load)
+14dBu (600kOhm)
Output impedance Mic: 220 Ohm Line: 600 Ohm
Transformer isolated outputs Yes (each output)
SNR 86dB
Frequency Response 30/160Hz (filter) to 30kHz/-1dB
Controls Input section: 26dB PAD, Input gain, Phantom, High-pass filter, Compressor, PFL, routing switch Output section: Oscillator, Output level for bus A and bus B, AFL for Bus A and Bus B, Phones level, Power, Output PAD
Indicators Input section: Input clip, Phantom power, Input level, Gain reduction, PFL Output section: Output level for Bus A and Bus B, Oscilator, Power,Battery status
Power Supply 24V DC, 300mA external adaptor
Battery Li-Ion, 14,4 V 2200mAh
Battery opeation time min.8 hrs
Dimensions (WxHxD) 390x315x175mm
Weight 7 kg

Block diagram

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