Page 1
Broadcast Devices, Inc. ATB-300 Audio Tool Box *Digital/Analog Audio Switcher DA Operations Quick Start Guide Broadcast Devices, Inc. 2066 E. Main Street Cortlandt Manor, NY 10567 Tel. (914) 737-5032 Fax. (914) 736-6916 World Wide Web: www.Broadcast-Devices.com Rev D. 05/09 *Option Dependent...
Table of Contents Basic Description ATB-300 Operational Mode Descriptions 3 – 7 A. Memory Programming B. Silence Interval Programming C. Silence Threshold Programming III. Remote Control Operation Input Mode Selection Menu System 7 - 9 Audio I/O Connector Diagrams 9 - 10 Remote Control Connector Diagrams VII.
System – 4 individual A/B switchers AES and or Analog I/O – Call for configuration information ATB-300 is a 4 or 8 channel stereo analog / digital audio switcher featuring silence detection and automatic switching. Input and output types are defined by the model number as shown above.
PRI 1 CH 1 NO A U DI O I NPU T: CH 1 NO A U DI O Figure 2 - ATB-300 Priority Memory Programming Mode Display Pressing the F2/F5 key will enter the memory programming mode. In this mode, the top line of the LCD indicates the current memory (PRI 1 to PRI 8) being programmed, its contents and the activity status of that channel.
Manual operation is also available using the rear panel remote connections. See “Remote Operation” for details NOTE: The ATB-300 has an internal 2 pin jumper installed on the back of the front panel board in the upper right hand corner near the power connector. Removing this jumper will disable front panel programming of the silence detect time and activity threshold to prevent unauthorized changes.
Page 6
A U TO CH 5 A UDI O OK Figure 6 - ATB-300 Silence Detected Display Note that the ATB-300 is capable of detecting a subsequent loss of audio on the channel that was automatically selected. If such an event should occur, the priority list will again be used to select the first available active channel in the list.
To enable remote channel selection, the ATB-300 must be in MANUAL mode. When the ATB-300 is in MANUAL mode, connecting a remote channel select input to remote common momentarily will cause the corresponding input to be selected as the current output.
Page 8
Press F4 once: Input Mode Selection Pushing the up arrow/down allows you to select the input channel to be changed: Pushing the left/right arrow buttons allows selection of the following input modes: Stereo - Factory Default LR Swap - L/R Channels Swapped Mono L - L input fed to both L &...
As with any programmable device, it is possible that the user would like to quickly return to the “factory default” settings. To return the ATB-300 to its factory configuration remove AC power to the unit. While holding the red “X” key, restore AC power until the display indicates “FACTORY DEFAULT”.
Page 10
CH4P CH 6 RIGHT' CH4N CH3P CH 6 LEFT CH3N CH2P CH5 RIGHT CH2N CH1P CH5 LEFT CH1N DB-25 ATB-300 AUDIO INPUT MAPPING INPUT CHANNEL TYPE LOCATION DIGITAL AES 1 DIGITAL AES 2 DIGITAL AES 3 DIGITAL AES 4 ANALOG...
VII. Warranty Broadcast Devices, Inc. products are warranted against failure due to faulty materials or workmanship for a period of one year from the date of shipment to the ultimate user. The warranty covers repair or replacement of defective parts at the factory, provided the unit has been returned prepaid by the user.
Need help?
Do you have a question about the ATB-300 and is the answer not in the manual?
Questions and answers