Table of Contents
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1.
OVERVIEW.......................................................................................................................................... 1
2.
INSTALLATION................................................................................................................................... 2
3.
SPECIFICATIONS............................................................................................................................... 4
3.1. ANALOG AUDIO INPUT ............................................................................................................ 4
3.2. ANALOG AUDIO OUTPUTS...................................................................................................... 4
3.3. ELECTRICAL ............................................................................................................................. 4
3.4. PHYSICAL .................................................................................................................................. 4
4.
STATUS LEDS .................................................................................................................................... 5
5.
JUMPERS AND USER ADJUSTMENTS ............................................................................................ 5
5.1. SETTING THE AMPLIFIER GAIN .............................................................................................. 6
5.1.1. Setting The Input Gain Level................................................................................................. 6
5.1.2. Setting The Output Gain Level.............................................................................................. 7
5.1.3. Fine-Tuning The Gain Level.................................................................................................. 7
BY THE GLOBAL FRAME STATUS.......................................................................................... 7
Figures
Figure 1: 500ADA-AUD Block Diagram ................................................................................................................1
Figure 2: 500BAL-IO Rear Panel Adapter for 500ADA-AUD ................................................................................2
Figure 3: 500BAL-IO Rear Panel Adapter Installation ..........................................................................................3
Figure 4: LED and Jumper Locations....................................................................................................................5
Figure 5: Setting the Input Gain Level...................................................................................................................6
Figure 6: Setting the Output Gain Level ................................................................................................................7
500ADA-AUD Analog Audio Distribution Amplifier
TABLE OF CONTENTS
Revision 1.0
Frame Manual
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Summary of Contents for evertz exponent 500ADA-AUD
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Page 1: Table Of Contents
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier TABLE OF CONTENTS OVERVIEW............................1 INSTALLATION........................... 2 SPECIFICATIONS..........................4 3.1. ANALOG AUDIO INPUT ......................4 3.2. ANALOG AUDIO OUTPUTS...................... 4 3.3. ELECTRICAL ..........................4 3.4. PHYSICAL ..........................4 STATUS LEDS ............................ 5 JUMPERS AND USER ADJUSTMENTS .................... 5 5.1. - Page 2 Feb 03 Information contained in this manual is believed to be accurate and reliable. However, Evertz assumes no responsibility for the use thereof nor for the rights of third parties, which may be effected in any way by the use thereof. Any representations in this document concerning performance of Evertz products are for informational use only and are not warranties of future performance, either express or implied.
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Page 3: Overview
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier OVERVIEW The 500ADA-AUD Analog Audio distribution amplifier is a general purpose 1x4 amplifier for distributing analog audio signals. The 500ADA-AUD can be operated with either differential or single ended inputs and offers a wide range of gain adjustment to handle a wide variety of input signals. -
Page 4: Installation
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier INSTALLATION The 500ADA-AUD comes with a companion rear panel overlay that can be placed over the rear panel BNC connectors to identify their function. For information on inserting the module into the frame see the 500FR chapter section 3. -
Page 5: Figure 3: 500Bal-Io Rear Panel Adapter Installation
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier (a) Removing the screws (b) Installing the Jack Posts (c) Securing the Panel Adapter screws Figure 3: 500BAL-IO Rear Panel Adapter Installation The balanced audio cables can be secured into the removable portion of the terminal strips using a small screwdriver. -
Page 6: Specifications
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier ANALOG AUDIO OUT There are four balanced analog audio outputs for each of the 2 input channels. Each output (+, -, GND) is on a 3 pin removable terminal strip connector. SPECIFICATIONS 3.1. ANALOG AUDIO INPUT Standards: Any analog audio signal... -
Page 7: Status Leds
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier STATUS LEDS The 500ADA-AUD has four LED Status indicators on the front card edge to show operational status of the card at a glance. Figure 4 shows the location of the LEDs. Two large LEDs on the front of the board indicate the general health of the module. LOCAL FAULT: This Red LED indicates poor module health and will be On if a local input power fault exists (i.e.: a blown fuse) or the PS OVERCURRENT LED is On indicating a... -
Page 8: Setting The Amplifier Gain
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier 5.1. SETTING THE AMPLIFIER GAIN The overall gain of the 500ADA-AUD is set in three stages: • input gain control (2 levels of gain) • linear (fine-adjust) gain control • output gain control (3 levels of gain) Depending on the setup of the input and output gain jumpers, the overall gain can be trimmed with the linear (fine-adjust) gain control within the following ranges: INPUT GAIN... -
Page 9: Setting The Output Gain Level
Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier 5.1.2. Setting The Output Gain Level There is a 8 pin header used to set the output gain level for all four outputs. The dual shorting jumper provided can be placed in one of the three locations to select different output gain levels. When placing the jumper make sure that the brass contacts of the jumper are oriented as shown in Figure 6. - Page 10 Frame Manual 500ADA-AUD Analog Audio Distribution Amplifier This page left intentionally blank 500ADA-AUD-8 Revision 1.0...
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