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General| Brand | T+A Elektroakustik |
|---|---|
| Model | P 1230 R |
| Category | Amplifier |
| Language | English |
Instructions for safe service and repair work on the device.
List of module part numbers for different device models.
Explanation of the analog keyboard input method for device control.
Details on remote control signal reception and R-Link communication.
Description of the protection circuit for the device and loudspeakers.
How the listening source is selected using relays.
Details on the input signal amplification stage.
Explanation of the record selector and tape connections.
Details on the surround interface for external decoder connection.
Information about the optional balanced XLR output module.
Details on the PHONO socket for optional phono modules.
Details of the power supply for the P1230R model.
Details of the power supply for PA and Receiver models.
Procedure for adjusting the power amplifier stages for optimal performance.
Explanation of the current limiting protection circuit.
How output signal distortion is monitored for protection.
Procedure for testing the different protection circuit functions.
How the tuner module is controlled by its processor and settings.
Details on the VFD display module for tuner information.
How the tuner is controlled remotely via the R-Link interface.
How the tuner is controlled using the device's keyboard.
Description of the tuner's front-end and IF amplifier stages.
Explanation of the PLL synthesizer tuning system.
How the input gain is controlled based on signal strength.
How RDS data is extracted and processed from the FM signal.
Technical specifications for the pre-amplifier section.
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