Table of Contents
Advertisement
Quick Links
Advertisement
Table of Contents
Summary of Contents for PA BM-A250
-
Page 1: User Guide
USER GUIDE H10795/H10797 - Version 1 / 03-2018... -
Page 2: Safety Information
BM-A250-1000 - Loop amplifiers for areas from 250 to 1000m² 1 - Safety information Important safety information This unit is intended for indoor use only. Do not use it in a wet, or extremely cold/hot locations. Failure to follow these safety ins-... -
Page 3: Packaging Content
AUDIOPHONY PUBLIC ADDRESS 2 - Packaging content Amplificateur BM-A450/BM-A1000 x1 Cordon d’Alimentation x2 Connecteurs 3 points x2 Autocollants x1 Connecteur 2 points x2 Connecteurs 2 points x1 Notice « Espace adapté aux malentendants » 3 - Front face and settings 6 7 8 9 11 12 13 14... - Page 4 BM-A250-1000 - Loop amplifiers for areas from 250 to 1000m² 4 - Connections 13 14 18 19 20 21 22 13. Combo 1 input : Line or mic 14. Phantom power switch 15. Line or microphone selector for input 3 16.
-
Page 5: Installation
AUDIOPHONY PUBLIC ADDRESS 6 - Installation 6-1 Example of a perimeter layout The installation consists of an electrical wire that runs through the perimeter of the room forming a loop. This loop is connected to an audio amplifier. The magnetic field generated by the large loop around the room will pass through the small loops in the prosthesis and, by the induction principle, the... - Page 6 BM-A250-1000 - Loop amplifiers for areas from 250 to 1000m² 6-3 Example of the implementation of a large roofing system 6-4 Cable cross-section table Maximum lenght (m) / Cable section (mm²) Copper ribbon BM-A250 BM-A1000 Page 6...
-
Page 7: Operation
AUDIOPHONY PUBLIC ADDRESS 6-5 Operation The loop wire is connected to an audio amplifier. The hearing aid has a coil, often called a"T" or"T-coil", which is placed inside the hearing aid and consists of a wire forming turns. The magnetic field generated by the large loop will pass through the small loops in the prosthesis and, by the induction principle, the electrical signal present in the large loop will be found in the small loops. -
Page 8: Technical Specifications
BM-A250-1000 - Loop amplifiers for areas from 250 to 1000m² 7 - Technical specifications BM-A250 BM-A1000 Inputs Audio inputs 3 inputs : x2 Line/ x1 microphone - 100V Type Phoenix and or Neutrik Combo Power supply 12V 2mA Sensitivity -50dB micro, +40dB 100V, -10dB ligne Slave input 6.35mm Jack plug... - Page 9 Because AUDIOPHONY takes the utmost care in its products to make sure you only get the best possible quality, our products are ® subjects to modifications without prior notice. That is why technical specifications and the products physical configuration might differ from the illustrations.