This document provides an update to the Technical Design Report for the Electromagnetic Calorimeter of the PANDA
Experiment. The original TDR was published in August 2008 (RE-TDR-2008-001).
The document was sent to the ECE. The answers to their questions are given in the second document.
This document describes the technical layout and the expected performance of the Data Acquisition system for the PANDA experiment (Phase 1). This is the latest version approved by FAIR on August 25, 2021 after the review by FAIR ECE in spring 2021.