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Summary of Contents for Wohler AMP1-E8DA
- Page 1 AMPx-E8 Series • AMP1-E8DA • AMP1-E8MDA-3G • AMP2-E8DA • AMP2-E8MDA-3G 2RU, Dolby, Multi-Format, Analog/ Digital Audio Monitors User Guide Part Number 821016, Revision E...
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Page 2: Customer Support
Wohler Technologies, Inc. reserves the right to change or improve our products at any time and without notice. In no event will Wohler Technologies, Inc. be liable for direct, indirect, special, incidental, or consequential damages resulting from any defect in the hardware, software, or its documentation, even if advised of the possibility of such damages. -
Page 3: Table Of Contents
Table of Contents Preface ........ix Introduction .............. - Page 4 Installation ..............6 Initial Setup ............. 6 Power Up..............6 Chapter 2. System Overview ..... . . 7 Introduction..............7 Overview ..............
- Page 5 Chapter 3. Audio Configuration..... 27 Introduction ..............27 Overview..............27 Topics ..............27 Analog Output Preference..........28 Monitoring and Mixing Modes .......... 29 Arbitrary Mixing ............
- Page 6 Speaker Assign/Preset Buttons (Presets 1 through 4 Only)........45 Saving a Preset ..........46 Recalling a Preset ..........46 Overwriting a Preset...........46 Chapter 5. Dolby ....... . 49 Introduction..............49 Overview ..............49 Topics ..............49...
- Page 7 Chapter 7. Features and Specifications....69 Introduction ..............69 Overview..............69 Topics ..............69 Features ..............70 Common Features ........... 70 Model Distinctions ........... 71 Specifications ............... 71 Technical Functional Overview .........
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Page 9: Preface
Preface Introduction Overview The preface lists the new features and functionality for this release. Topics Topics Page What’s New Functionality Enhancements 8 2 1 0 1 6 : A M P x- E 8 S e r i e s Us e r G u i d e ©... -
Page 10: What's New
Moreover, we are replacing some other similar products as well. New Version Replacement Old Version Suggestions AMP1-E8DA (PN 8102-0060) AMP2-E8DA (PN 8102-0010) AMP2-E8DA (PN 8102-0130) Software Termination In this release, all terminations are no longer on the rear panel; they are now controlled by the software. -
Page 11: Rear Panel Connector Arrangements
Preface F u n c t i o n a l i t y E n h a n c e m e n t s Rear Panel Connector Arrangements Note that in the process of redesigning the AMPx-E8 Series monitors, we have rearranged the rear panels. - Page 12 P r e f a ce F u n c t i o n a l i t y E n h a n c e m e n t s 8 2 1 0 1 6 : A M P x- E 8 S e r i e s U s er G u i d e ©...
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Page 13: Chapter 1. Installation
CHAPTER 1 Installation Introduction Overview This chapter describes the front panel controls and the rear panel connectors in detail. It also describes how to use the front panel user interface for data display and system configuration. Configuration procedures are covered in detail in Chapter 3 on page Topics Topics... -
Page 14: Safety
Unplug the equipment during lightning storms or when unused for long periods of time. Use of a cart is neither recommended nor approved by Wohler. Refer all servicing to qualified service personnel. Servicing will be required under all of the following conditions: •... -
Page 15: Safety Symbols
Unpack the AMPx-E8 Series monitor and inspect for any apparent physical damage that may have occurred in transit. If the unit has been damaged, contact Wohler customer support for assistance. (Wohler’s contact information is on page ii of this document.) In addition to the monitor, the package should contain: •... -
Page 16: Installation Recommendations
C h a p t e r 1 I n st a l la t i o n I n s t a ll a t io n R e c o m m e n d a t i o n s •... -
Page 17: Mechanical Bracing
C h a p t e r 1 Installation I n s ta l la t i o n R e c o m me n d a t io n s materials between adjacent vibrating surfaces, or tying up loose cables, etc., may be required to stop vibrations external to the unit. -
Page 18: Power
C h a p t e r 1 I n st a l la t i o n I n s t a l l a t io n Power The unit comes with a standard 24VDC/3.0 A internal power supply and connects an A/C mains power source (65W, 100 to 240 VAC, 50/ 60Hz) through the IEC connector provided on the rear panel of the unit. -
Page 19: Chapter 2. System Overview
CHAPTER 2 System Overview Introduction Overview This chapter describes how to install the AMPx-E8 Series monitor into a standard 19”-rack and how to connect the audio cables. Topics Topics Page Introduction Front Panel Controls Rear Panel Connectors Monitoring Inputs Channel Selection and Mixing 8 2 1 0 1 6 : A M P x- E 8 S e r i e s Us e r G u i d e ©... -
Page 20: Front Panel Controls
C h a p t e r 2 S y s te m O v e rv i e w F r o n t P a n e l C o n t r o l s Front Panel Controls Features and Simple Controls Refer to the images in Figure 2–1... - Page 21 C h a p t e r 2 System Overview F r o n t P a n e l C o n t r o l s Figure 2–1 AMP1-E8 Series Front Panel Speaker Assign/ Presets Volume Headphones LCD Screen Brightness Balance Speaker Assign...
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Page 22: Lcd Screen
C h a p t e r 2 S y s te m O v e rv i e w F r o n t P a n e l C o n t r o l s control adjusts the brightness of the right four bar graphs. Clockwise rotation increases the brightness. - Page 23 C h a p t e r 2 System Overview F r o n t P a n e l C o n t r o l s • Input Lock Status (Digital Inputs Only): Displayed in the center of bottom line, the shows the lock status of the Input Lock Status...
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Page 24: User Interface
C h a p t e r 2 S y s te m O v e rv i e w F r o n t P a n e l C o n t r o l s Figure 2–5 Status Display Example: Dolby Input Source - Bitstream 1 Program Status... -
Page 25: Menu Navigation
C h a p t e r 2 System Overview F r o n t P a n e l C o n t r o l s Table 2–1 White Control Functionality (Continued) Button Functionality Selects the channel groups and subgroups for an Group SDI signal Mutes the audio currently playing in the front... -
Page 26: Rear Panel Connectors
Note: The pin-out for this connector is compatible with Tascam DB-25 to XLR cable assemblies. Contact your Wohler sales representative for availability. (Wohler’s contact information is on page ii of this document.) 8 2 1 0 1 6 : A M P x- E 8 S e r i e s U s er G u i d e... - Page 27 C h a p t e r 2 System Overview R e a r P a n e l C o n n e c t o r s Figure 2–8 The AMP1-E8MDA-3G Rear Panel Decoded Dolby E/AC-3 Out OPT 1 (1 thru 4), Mix, and In (1 &...
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Page 28: Input Connectors
Note: The pin-out for this connector is compatible with Tascam DB-25 to XLR cable assemblies. Contact your Wohler sales representative for availability. (Wohler’s contact information is on page ii of this document.) Figure 2–10 AES/PCM Input and Loop-Through DB-25 Pin-Out •... -
Page 29: Output Connectors
C h a p t e r 2 System Overview R e a r P a n e l C o n n e c t o r s If you are connecting downstream equipment to the AES loop- through outputs of this connector, then you should unterminate this connector. - Page 30 C h a p t e r 2 S y s te m O v e rv i e w R e a r P a n e l C o n n e ct o r s • AES Unbalanced Out from SDI (HD-15): This connector outputs de-embedded audio.
- Page 31 R e a r P a n e l C o n n e c t o r s The pin-out for this connector is compatible with Tascam DB-25 to XLR cable assemblies. Contact your Wohler sales representative for availability. (Wohler’s contact information is on page ii of this document.). Figure 2–12...
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Page 32: Programming And Remote Access Connectors
C h a p t e r 2 S y s te m O v e rv i e w R e a r P a n e l C o n n e ct o r s Programming and Remote Access Connectors RS-232 Connectors Figure 2–14 RS-232 Pin-Out... -
Page 33: Rotary Switches
Channel Select 1, Control Input Type Select 1, Control Input Note: For more complete information about the functionality of Remote connector, contact your Wohler technical support representative and ask for the documents with part numbers 824016 and 824017. Rotary Switches •... -
Page 34: Monitoring Inputs
C h a p t e r 2 S y s te m O v e rv i e w M o n it o r in g I n p u ts column) value. This is usually the location on the bar graph level meter where the color transitions from green to amber. -
Page 35: Monitoring An Analog Input
C h a p t e r 2 System Overview M o n i t o r i n g I n p u t s Note: For a complete description of each front panel control, refer Front Panel Controls on page For a complete description of each rear panel connector, refer to Rear Panel Connectors on page... -
Page 36: Monitoring An Sdi Input
C h a p t e r 2 S y s te m O v e rv i e w M o n it o r in g I n p u ts Monitoring an SDI Input To monitor an SDI signal, do one or both of the following: •... -
Page 37: Channel Selection And Mixing
C h a p t e r 2 System Overview C h a n n e l S e l e c ti o n a n d M i x i n g Press the Input key until the selected input (SDI1 or SDI2) is shown in the LCD. -
Page 39: Chapter 3. Audio Configuration
CHAPTER 3 Audio Configuration Introduction Overview This chapter is the “how to” chapter. All topics listed below are sorted alphabetically for easy reference. For information about presets refer to Chapter Presets on page 43. For information about using the Dolby features, refer to Chapter Dolby on page... -
Page 40: Analog Output Preference
C h a p t e r 3 A u d i o C o n f i g u r a ti o n A n a l o g O u t p u t P re f e re n c e Analog Output Preference The Analog Output Preference determines how the Selected/... -
Page 41: Monitoring And Mixing Modes
C h a p t e r 3 Audio Configuration M o n i t o r i n g a n d M i x i n g M o d e s Press either the Down arrow followed by the Enter button to change the setting, or press the... -
Page 42: Single
C h a p t e r 3 A u d i o C o n f i g u r a ti o n M o n it o r in g a n d M ix in g M o d e s Single This mode allows you to select one and only one signal for each speaker independently of the other speaker and is most useful when you are... -
Page 43: Downmix
C h a p t e r 3 Audio Configuration M o n i t o r i n g a n d M i x i n g M o d e s Downmix This mode is most useful when multiple signals need to be mixed together and monitored at the same time. - Page 44 C h a p t e r 3 A u d i o C o n f i g u r a ti o n M o n it o r in g a n d M ix in g M o d e s Figure 3–7 DM1 Mix Diagram •...
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Page 45: Muting The Speakers
C h a p t e r 3 Audio Configuration M u t in g t h e S p e a k e r s • DM3: This downmix is the same as DM1 except that the surround level is fixed at –3 dB. DM3 is equivalent to the Japanese ARIB Set 3 downmix formula. -
Page 46: Phase Correlation
C h a p t e r 3 A u d i o C o n f i g u r a ti o n P h a s e C o r r e l a t i o n Pressing the Mute button allows you to step through three mute... -
Page 47: Sdi Inputs
C h a p t e r 3 Audio Configuration S D I I n p u t s • Right (+): Selected channels are in-phase (+1 correlation maximum). With typical stereo program material, the moving block display is normal. If the signals to the speakers are completely independent, they will have a correlation result of 0, and the block will be stationary in the center of the screen. -
Page 48: Dolby Decode Mode Enabled
C h a p t e r 3 A u d i o C o n f i g u r a ti o n S D I I n p u t s Table 3–3 SDI Group Select Button Left Bar Graph Bank Right Bar Graph Bank Press... -
Page 49: Configuring For Sdi Delay
C h a p t e r 3 Audio Configuration S D I I n p u t s Example: will appear on the bottom left hand side of the LCD screen when the user wants to monitor a bitstream in the first sub-group of Group 1. This corresponds to Channels 1 and 2 of an ordinary PCM embedded audio signal. -
Page 50: Selecting The Input Signal
C h a p t e r 3 A u d i o C o n f i g u r a ti o n S e l e c t i n g t h e I n p u t S i g n a l Figure 3–12 SDI Delay Setting -Setup-... -
Page 51: Setting The Monitor's Startup Configuration
C h a p t e r 3 Audio Configuration S e t t in g t h e M o n i to r ’ s S ta r tu p C o n f i g u r at i o n Setting the Monitor’s Startup Configuration You can configure the AMPx-E8 Series monitor to start up from a... -
Page 52: Terminating/Unterminating Inputs
C h a p t e r 3 A u d i o C o n f i g u r a ti o n T e r m in a ti n g / U n te r m i n a t in g I n p u ts Terminating/Unterminating Inputs Each of the AES and bitstream inputs on the AMPx-E8 may be terminated or unterminated independently of each other. - Page 53 C h a p t e r 3 Audio Configuration T e r m i n a t i n g / U n t e r m i n a t i n g I n p u t s Press the or the Down...
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Page 55: Chapter 4. Presets
CHAPTER 4 Presets Introduction Overview This chapter describes how to create, recall, modify, and erase presets. It also discusses using Preset mode for fast system configuration. Topics Topics Page Introduction What are Presets? Methods of Accessing the Presets 8 2 1 0 1 6 : A M P x- E 8 S e r i e s Us e r G u i d e ©... -
Page 56: What Are Presets
C h a p t e r 4 P re s e t s W h a t a r e P r e s e t s ? What are Presets? The AMP1-E8 is an incredibly flexible tool for monitoring multiple audio streams. -
Page 57: Enabling/Disabling Preset Mode
C h a p t e r 4 Presets M e t h o d s o f A c c e s s i n g t h e P r e s e t s Note: When this mode is enabled, you can no longer directly select the inputs by the input type (e.g., AES 1, SDI 2, analog, and so on). -
Page 58: Saving A Preset
C h a p t e r 4 P re s e t s M e th o d s o f Ac c e s s i n g th e P r e s e ts Saving a Preset Press Fn+Preset 1 If Preset 1 is currently empty, the system will prompt you to save... - Page 59 C h a p t e r 4 Presets M e t h o d s o f A c c e s s i n g t h e P r e s e t s Name the preset by using the Down arrow buttons to scroll through the available list of characters.
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Page 61: Chapter 5. Dolby
CHAPTER 5 Dolby Introduction Overview This chapter describes how to enter Dolby decode mode to get the most out of your Dolby signal. Topics Topics Page Introduction Dolby Input Source Selection Dolby Decoding Dolby Metadata 8 2 1 0 1 6 : A M P x- E 8 S e r i e s Us e r G u i d e ©... -
Page 62: Dolby Input Source Selection
C h a p t e r 5 D o l b y D o l b y I n p u t S o u r c e S e l e c t i o n Dolby Input Source Selection Enter Dolby Decode mode by pressing the... -
Page 63: Pcm
C h a p te r 5 Dolby PC M Use the Left Right button to scan through the list of programs available in the selected bitstream. Multi-channel programs will allow you to scroll through the pairs of the program to isolate individual channels with the Balance knob or mute features. -
Page 64: Dolby Metadata
C h a p t e r 5 D o l b y D o lb y M e t a d a ta into the left speaker and Channel 2 is sent into the right speaker. See Table 7–5 on page 73 for a table of Dolby main output channel assignments. - Page 65 C h a p te r 5 Dolby D o l b y M e t a d a t a Figure 5–3 Normal Operation - Dolby E Normal Operation BSt1 Dolby E, Program 1, Bitstream 1 Dolby E Encoding Format and Bit Depth 29.97 Program Configuration/Video Frame Rate Audio Coding 2/0...
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Page 67: Chapter 6. Setup Menu
CHAPTER 6 Setup Menu Introduction Overview This chapter explains the options in the Setup menu. Figure 6–1 on page provides a structural overview. Topics Topics Page Introduction Accessing Setup Mode Analog Output Preference Mode Recalling a Preset Saving a Preset Preset Mode Erasing a Preset SDI Delay... -
Page 68: Accessing Setup Mode
C h a p t e r 6 S e t u p M e n u A c c e s s i n g S e t u p M o d e Accessing Setup Mode Figure 6–1 Setup Menu Tree Normal Enter/Esc... - Page 69 C h a p t e r 6 Setup Menu A c c e s s i n g S e t u p M o d e Enable Setup mode by pressing and holding the button and then pressing the button.
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Page 70: Analog Output Preference Mode
C h a p t e r 6 S e t u p M e n u A n a l o g O u t p u t P re f e re n c e M o d e To exit Setup Mode , press the... -
Page 71: Saving A Preset
C h a p t e r 6 Setup Menu S a v i n g a P r e s e t Figure 6–2 Recalling an Existing Preset Choose PresetNum Preset1: Off Air Press the Down buttons to scroll through the presets. In the example above (Figure 6–2), Preset 1 is called... -
Page 72: Creating A New Preset
C h a p t e r 6 S e t u p M e n u S a v in g a P r e s e t Creating a New Preset Note: To cancel the procedure at any time during this process, press the Escape button and the preset will not be saved... -
Page 73: Overwriting An Existing Preset
C h a p t e r 6 Setup Menu S a v i n g a P r e s e t Naming will automatically end after you select eight characters, or when you press the button when appears on the Enter _DONE_ display. -
Page 74: Left And Right
C h a p t e r 6 S e t u p M e n u S a v in g a P r e s e t Pressing the Enter button keeps the old name for the new preset and returns the unit to normal operation. -
Page 75: Preset Mode
C h a p t e r 6 Setup Menu P r e s e t M o d e Preset Mode This mode of operation is intended for situations where a number of pre-defined unit configurations is all you need. This allows even the most non-technical person to quickly scan through a list of sources to monitor, without having to understand the operation of the rest of the unit, or which source is plugged into which input of this unit. -
Page 76: Sdi Delay
Figure 6–10 Erasing a Preset - Choose the Preset Number Choose PresetNum Preset1: Off Air Left Right buttons select from among the available presets. Once you press the Enter button to select a preset, the system will warn you that the preset will be erased. Figure 6–11 Erasing a Preset - Confirmation Erase Preset? -
Page 77: Startup
C h a p t e r 6 Setup Menu S t a r t u p de-embedded SDI AES signals, but does not affect the reclocked SDI output in any way. Figure 6–13 SDI Delay -Setup- SDI Delay: 140 ms Step through settings using the Down button, select 140 ms (for... -
Page 78: Bitstream Detection
C h a p t e r 6 S e t u p M e n u B i t st re a m D e t e c ti o n Step through settings using the Down buttons, select -9dB (for example). -
Page 79: Phase Bits
C h a p t e r 6 Setup Menu P h as e B i t s Phase Bits For units with SDI de-embedder cards installed, there is a new menu item available, entitled Phase Bts, which stands for phase bits. These are bits that are embedded in SDI streams that allow the audio sample rate to be independent of the video pixel clock, and they are required by the latest SMPTE standards. -
Page 81: Chapter 7. Features And Specifications
CHAPTER 7 Features and Specifications Introduction Overview This chapter details the features of each of the monitors in the series and provides the technical specifications. It also outlines the distinctions between models. Topics Topics Page Introduction Features Specifications Technical Functional Overview 8 2 1 0 1 6 : A M P x- E 8 S e r i e s Us e r G u i d e ©... -
Page 82: Features
C h a p t e r 7 F e a t u r e s a n d S p e c i fi c a ti o n s F e a t u r e s Features Common Features The AMPx-E8 Series audio monitors provide a complete, exceptionally high quality Dolby E, Dolby Digital (AC-3), 3G/HD/SD-SDI, PCM and... -
Page 83: Model Distinctions
C h a p t e r 7 Features and Specifications S p e ci f i c a t i o n s • Headphone output • Software is field upgradable Model Distinctions Table 7–1 Model Functional Distinctions Model Analog SD-SDI HD-SDI... - Page 84 Shipping Weight 2 RU: 22 lbs. (9.98 kg) Other level meter scales are available at time of manufacture including BBC, DIN, and others. Contact Wohler for more information concerning alternate scales. 8 2 1 0 1 6 : A M P x- E 8 S e r i e s U s er G u i d e...
- Page 85 C h a p t e r 7 Features and Specifications S p e ci f i c a t i o n s Note: All features and specifications are subject to improvement without notice. Table 7–3 Size-Specific Specifications for the AMPx-E8 Series Monitors Specification AMP1s...
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Page 86: Technical Functional Overview
C h a p t e r 7 F e a t u r e s a n d S p e c i fi c a ti o n s T e c h n i c a l F u n c t i o n a l O v e r v i e w Table 7–5 Dolby Main Output Channel Assignments Dolby E Program... - Page 87 Features and Specifications T e c h n i c al F u n c ti o n al O v e r v ie w Figure 7–1 AMP1-E8DA Block Diagram LCD Display Group & Channel Switching Status RS 232 uP Control / U.I.
- Page 88 C h a p t e r 7 Features and Specifications T e c h n i c a l F u n c t i o n a l O v e r v i e w Figure 7–2 AMP2-E8DA Block Diagram LCD Display Group &...
- Page 89 C h a p te r 7 Features and Specifications T e c h n i c al F u n c ti o n al O v e r v ie w Figure 7–3 AMP1-E8MDA-3G Block Diagram LCD Display Group &...
- Page 90 C h a p t e r 7 Features and Specifications T e c h n i c a l F u n c t i o n a l O v e r v i e w Figure 7–4 AMP2-E8MDA-3G Block Diagram LCD Display Group &...
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