EDU-01
Presentation video reaches the main display; extracted programme audio and the lecturer microphone feed the room sound system.
Signal flow
All 6 connections · 7 devices and services
Choose a connection to read its endpoints, direction and interface. Repeated device IDs refer to the same equipment across views.
From · PCTeaching PC ×1 Includes operator monitor
To · SWPresentation switcher ×1 2 inputs / 1 output Stereo audio extraction
Direction: source → destination · HDMI
From · SWPresentation switcher ×1 2 inputs / 1 output Stereo audio extraction
To · SCREENMain display ×1
Direction: source → destination · HDMI
From · SWPresentation switcher ×1 2 inputs / 1 output Stereo audio extraction
To · DSPAudio processor ×1 3 analogue inputs used Room mix: mono
Direction: source → destination · Analogue L/R
From · MICLecturer microphone ×1
To · DSPAudio processor ×1 3 analogue inputs used Room mix: mono
Direction: source → destination · Analogue mic
From · DSPAudio processor ×1 3 analogue inputs used Room mix: mono
To · AMPAmplifier ×1
Direction: source → destination · Line output 1
From · AMPAmplifier ×1
To · SPKLoudspeakers ×2 Initial layout assumption
Direction: source → destination · Speaker lines
PC · Teaching PC ×1 Includes operator monitor
Connections: L01. Repeated device IDs refer to the same equipment.
SW · Presentation switcher ×1 2 inputs / 1 output Stereo audio extraction
Connections: L01, L02, L03. Repeated device IDs refer to the same equipment.
SCREEN · Main display ×1
Connections: L02. Repeated device IDs refer to the same equipment.
DSP · Audio processor ×1 3 analogue inputs used Room mix: mono
Connections: L03, L04, L05. Repeated device IDs refer to the same equipment.
MIC · Lecturer microphone ×1
Connections: L04. Repeated device IDs refer to the same equipment.
AMP · Amplifier ×1
Connections: L05, L06. Repeated device IDs refer to the same equipment.
SPK · Loudspeakers ×2 Initial layout assumption
Connections: L06. Repeated device IDs refer to the same equipment.
Devices, connections & design conditions 6 connections
- Teaching PC ×1; Includes operator monitor → Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction: HDMI.
- Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction → Main display ×1: HDMI.
- Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction → Audio processor ×1; 3 analogue inputs used; Room mix: mono: Analogue L/R.
- Lecturer microphone ×1 → Audio processor ×1; 3 analogue inputs used; Room mix: mono: Analogue mic.
- Audio processor ×1; 3 analogue inputs used; Room mix: mono → Amplifier ×1: Line output 1.
- Amplifier ×1 → Loudspeakers ×2; Initial layout assumption: Speaker lines.
- Integrated panel/controller ×1 → Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction: RS-232: source (control/status/authorisation).
- Integrated panel/controller ×1 → Main display ×1: RS-232: power (control/status/authorisation).
- Integrated panel/controller ×1 → Audio processor ×1; 3 analogue inputs used; Room mix: mono: IP: level / mute (control/status/authorisation).
- Audio processor ×1; 3 analogue inputs used; Room mix: mono → Integrated panel/controller ×1: IP: actual state (control/status/authorisation).
- PC
- Teaching PC ×1 Includes operator monitor
- SW
- Presentation switcher ×1 2 inputs / 1 output Stereo audio extraction
- SCREEN
- Main display ×1
- DSP
- Audio processor ×1 3 analogue inputs used Room mix: mono
- MIC
- Lecturer microphone ×1
- AMP
- Amplifier ×1
- SPK
- Loudspeakers ×2 Initial layout assumption
- PC → SWHDMI
- SW → SCREENHDMI
- SW → DSPAnalogue L/R
- MIC → DSPAnalogue mic
- DSP → AMPLine output 1
- AMP → SPKSpeaker lines
REFERENCE DESIGN · PER ROOM Solid: media. Dashed: control/status. Room switch ×1 + installation set ×1 support these routes. Input 2 is reserved for a guest source; no second source supplied. No capture, conferencing or camera included.
Control & status
All 4 connections · 4 devices and services
Choose a connection to read its endpoints, direction and interface. Repeated device IDs refer to the same equipment across views.
From · CTRLIntegrated panel/controller ×1
To · SWPresentation switcher ×1 2 inputs / 1 output Stereo audio extraction
Direction: source → destination · RS-232: source
From · CTRLIntegrated panel/controller ×1
To · SCREENMain display ×1
Direction: source → destination · RS-232: power
From · CTRLIntegrated panel/controller ×1
To · DSPAudio processor ×1 3 analogue inputs used Room mix: mono
Direction: source → destination · IP: level / mute
From · DSPAudio processor ×1 3 analogue inputs used Room mix: mono
To · CTRLIntegrated panel/controller ×1
Direction: source → destination · IP: actual state
SW · Presentation switcher ×1 2 inputs / 1 output Stereo audio extraction
Connections: L07. Repeated device IDs refer to the same equipment.
SCREEN · Main display ×1
Connections: L08. Repeated device IDs refer to the same equipment.
DSP · Audio processor ×1 3 analogue inputs used Room mix: mono
Connections: L09, L10. Repeated device IDs refer to the same equipment.
CTRL · Integrated panel/controller ×1
Connections: L07, L08, L09, L10. Repeated device IDs refer to the same equipment.
Devices, connections & design conditions 4 connections
- Teaching PC ×1; Includes operator monitor → Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction: HDMI.
- Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction → Main display ×1: HDMI.
- Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction → Audio processor ×1; 3 analogue inputs used; Room mix: mono: Analogue L/R.
- Lecturer microphone ×1 → Audio processor ×1; 3 analogue inputs used; Room mix: mono: Analogue mic.
- Audio processor ×1; 3 analogue inputs used; Room mix: mono → Amplifier ×1: Line output 1.
- Amplifier ×1 → Loudspeakers ×2; Initial layout assumption: Speaker lines.
- Integrated panel/controller ×1 → Presentation switcher ×1; 2 inputs / 1 output; Stereo audio extraction: RS-232: source (control/status/authorisation).
- Integrated panel/controller ×1 → Main display ×1: RS-232: power (control/status/authorisation).
- Integrated panel/controller ×1 → Audio processor ×1; 3 analogue inputs used; Room mix: mono: IP: level / mute (control/status/authorisation).
- Audio processor ×1; 3 analogue inputs used; Room mix: mono → Integrated panel/controller ×1: IP: actual state (control/status/authorisation).
- SW
- Presentation switcher ×1 2 inputs / 1 output Stereo audio extraction
- SCREEN
- Main display ×1
- DSP
- Audio processor ×1 3 analogue inputs used Room mix: mono
- CTRL
- Integrated panel/controller ×1
- CTRL → SWRS-232: source
- CTRL → SCREENRS-232: power
- CTRL → DSPIP: level / mute
- DSP → CTRLIP: actual state
REFERENCE DESIGN · PER ROOM Solid: media. Dashed: control/status. Room switch ×1 + installation set ×1 support these routes. Input 2 is reserved for a guest source; no second source supplied. No capture, conferencing or camera included.
Typical architecture · not a project drawing