Professional Active 19” Rack AudioPressBox Drive unit

AudioPressBox APB-D100 R – Active 19” Rackmount Drive Unit for Press Audio Distribution

1 Line Input / 2 Buffered Outputs for up to 48 MIC/LINE Channels

The AudioPressBox APB-D100 R is a professional-grade 19” rack-mounted active drive unit, designed to serve as the central hub for high-performance audio distribution systems at press conferences, live media events, government briefings, and AV rental setups.

It features 1 balanced LINE input with a switchable high-pass filter, compressor, and limiter to ensure clean, controlled signal delivery to all connected expanders.

This drive unit includes two separately buffered outputs, capable of powering up to six APB-008 expanders or two APB-024 expanders, allowing for up to 48 transformer-isolated MIC/LINE outputs. With transformer-balanced signal distribution, it ensures zero interference and perfect audio signal integrity—ideal for media and broadcast environments.

Designed for installation in standard 19” equipment racks, the APB-D100 R is a flexible and scalable solution that integrates seamlessly with the full range of AudioPressBox expanders, including:

• APB-008 SB-EX

• APB-008 IW-EX

• APB-008 OW-EX

• APB-008 FB-EX

• APB-024 R-EX

• APB-P008 OW-EX

• APB-P008 IW-EX

🔧 Key Features:

• 1 balanced LINE input

• Switchable high-pass filter for frequency control

• Compressor and limiter for consistent signal levels

• 2 buffered outputs for connecting up to 6x 8-output or 2x 24-output expanders

• Drives up to 48 transformer-isolated MIC/LINE outputs

• Standard 19” rackmount format for permanent AV installations

• Compatible with all APB expansion models listed above

• Ideal for broadcast, government, press events, and AV rental systems