Extron electronics VTG 400 User Manual
Extron electronics VTG 400 User Manual

Extron electronics VTG 400 User Manual

Programmable video and audio test generator
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im Vertrieb von
www.camboard.de
CAMBOARD Electronics
Programmable Video and Audio Test Generator
Tel. 07131 911201
Fax 07131 911203
VTG 400/400D
ce-info@camboard.de
68-786-01 Rev. B
04 05

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Summary of Contents for Extron electronics VTG 400

  • Page 1 Vertrieb von CAMBOARD Electronics VTG 400/400D Programmable Video and Audio Test Generator 68-786-01 Rev. B 04 05 www.camboard.de Tel. 07131 911201 ce-info@camboard.de Fax 07131 911203...
  • Page 2 im Vertrieb von CAMBOARD Electronics Precautions Safety Instructions • English Warning This symbol is intended to alert the user of important operating and maintenance Power sources • This equipment should be operated only from the power source indicated on the product. This equipment is intended to be used with a main power system with a (servicing) instructions in the literature provided with the equipment.
  • Page 3 Audio Adjustments SDI/HDSDI Signal type selection button Step 4 The VTG 400/400D can selectively output seven different audio signal formats: pink noise, white noise, sine wave, Rear panel audio outputs square wave, frequency sweep, polarity test, and sine burst. Attach audio output devices to the VTG. Wire the Audio level selection buttons connectors as shown below.
  • Page 4 4-second intervals) • LCD display contrast: level 000 through 063 (default = 032) • Internal temperature: displays the VTG 400’s internal temperature in degrees Fahrenheit/Celsius • System reset (to default settings): yes or no; if yes is selected, a confirmation menu appears.
  • Page 5: Table Of Contents

    RGB sync format ......................2-14 Raster border ....................... 2-14 Video Setup submenu (2 of 4) ..................2-14 On-Screen Display ......................2-14 Video Setup submenu (3 of 4) ..................2-15 www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Table of Contents Fax 07131 911203...
  • Page 6 Video tab ......................... 3-14 Scan Groups screen ......................3-14 Test Patterns screen ......................3-18 Settings screen ........................3-19 Audio tab ......................... 3-20 Scope-Trigger tab ......................3-21 www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Table of Contents Fax 07131 911203...
  • Page 7 3-23 Firmware Upgrade Through the Extron Web Site ......... 3-25 Downloading the latest firmware to the PC ............... 3-25 Uploading the firmware from the PC to the VTG 400/400D ........3-25 Appendix A • Reference Materials ................3-1 Specifications ........................A-2 Included Parts ........................
  • Page 8 28. Hum Bar Detect ......................A-20 Video Output Scan Rate Table ................. A-21 All trademarks mentioned in this manual are the properties of their respective owners. 68-786-01 Rev. B 04 05 www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Table of Contents Fax 07131 911203...
  • Page 9: Chapter 1 • Introduction

    Vertrieb von CAMBOARD Electronics VTG 400/400D Chapter One Introduction About this Manual About the VTG 400/400D Other Features www.camboard.de Tel. 07131 911201 ce-info@camboard.de Fax 07131 911203...
  • Page 10: About This Manual

    The VTG 400 offers a comprehensive array of video test patterns, as well as a suite of audio reference signals. Video is output simultaneously as RGB, component video, S-video, and composite video.
  • Page 11: Chapter 2 • Installation And Operation

    Vertrieb von CAMBOARD Electronics VTG 400/400D Chapter Two Installation and Operation Application Example Tabletop or Desktop Placement Rear Panel Connectors and Cabling Connecting Audio Outputs Top Panel Features Audio Testing Features Menus, Configuration, and Adjustments Additional Functions www.camboard.de Tel. 07131 911201 ce-info@camboard.de...
  • Page 12: Application Example

    Vertrieb von CAMBOARD Electronics Installation and Operation Application Example The illustration below is one example of implementing the VTG 400. Extron 15-pin HD VGA Cable H/HV 100-240V 0.3A AUDIO LISTED 50-60Hz 1T23 I.T.E. RS-232 SDI/HDSDI COMPOSITE S-VIDEO TRIGGER Top (rotated 180 degrees) VTG 400 VIDEO &...
  • Page 13: Rear Panel Connectors And Cabling

    S-VIDEO TRIGGER 10 11 VTG 400 and VTG 400D rear panel connectors RGB video, component video, composite video, S-video, and SDI/HDSDI (VTG 400D only) video are output simultaneously. AC power connector — Plug a standard IEC power cord into the connector to connect the VTG to a 100 to 240 VAC, 50 Hz or 60 Hz power source.
  • Page 14 XLR audio output connector (Audio output 3) — Balanced mono audio is output from this 3-pin male connector. See Connecting Audio Outputs later in this chapter for audio wiring instructions. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 15: Connecting Audio Outputs

    Vertrieb von CAMBOARD Electronics Connecting Audio Outputs The VTG 400/400D has three types of audio output connectors: an RCA jack, a 3-pin XLR connector, and a 3.5 mm mini stereo phone jack. RCA connector Unbalanced mono audio is output from this connector. Wire the RCA connector as shown here.
  • Page 16: Top Panel Features

    The adjustment is in 1/12 octave steps. See Setting the audio frequency later in this chapter. The audio frequency is indicated on the LCD display. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 17 The following table identifies the different function option icons. The VTG’s backlight times out after 10 seconds of button inactivity. Pressing any button except the power button turns the backlight back on. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 18: Audio Testing Features

    — Press the button next to this icon to return the test pattern from the inverted state to the original state. Audio Testing Features The VTG 400/400D can selectively output seven different audio signal formats. The audio level can also be selected from a range of levels available for each audio format.
  • Page 19: Setting The Audio Level

    Sweep speed (in seconds): 120, 90, 60, 30, 20, 10, 9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0 Polarity Test 1 Hz Sine Burst 20 Hz through 20 kHz (see the following Audio Range chart) www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 20: Menus, Configuration, And Adjustments

    19.00 kHz 20.00 kHz Menus, Configuration, and Adjustments VTG 400 configuration and adjustments are performed by using top panel controls and the menus that are displayed on the VTG’s LCD screen. The VTG ™ can also be controlled via either the Extron Simple Instruction Set (SIS commands or the Windows-based control program (see chapter three for details).
  • Page 21: Menu Overview

    Default menu after 15-second timeout The main menus are shown in the following flowchart. The main menus for the VTG 400 and VTG 400D are identical. Use the Menu button to scroll between main menus. From any menu or submenu, after 15 seconds of inactivity the VTG saves all adjustment settings, and times out to the default screen.
  • Page 22: Audio Setup Menu

    The interval of the burst cycles and the amount of cycles in each burst are specified from this submenu. Burst interval Specify the number of cycles per burst interval (0 through 65,535 cycles). www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-12 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 23: Burst On

    • ON – automatically attenuate the square wave signal to -40 dBu when toggling through the audio signals • OFF (default) – disable automatic attenuation of the square wave signal www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-13 Fax 07131 911203...
  • Page 24: Video Setup Menu

    VTG’s LCD display and appears as white text in a black box centered on the test pattern. See the following example illustration. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-14 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 25: Video Setup Submenu (3 Of 4)

    • RED (default = ON) • GREEN (default = ON) • BLUE (default = ON) This adjustment affects only the RGB outputs (BNCs and HD15 connector). www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-15 Fax 07131 911203...
  • Page 26: Advanced Setup Menu

    Specify the screensaver timeout interval: • 5 minutes • 10 minutes • 15 minutes • 30 minutes • Never time out (default — screensaver is not activated) www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-16 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 27: Screensaver Mode

    • NO Selecting “YES” resets the VTG to factory default settings. A system reset does not affect any stored custom rates. Those rates are not overwritten. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-17 Fax 07131 911203...
  • Page 28: Exit Menu

    LEV: -10 dBu 245mV Exit menu Additional Functions The VTG 400/400D has several functions that are not accessible through the Menu and Next buttons. Top panel security lockout (button lock mode) To prevent accidental changes to settings, simultaneously press and hold the...
  • Page 29 Button Lock Enabled! TEST SIGNAL TYPE PATTERN Simultaneously press both buttons for two seconds to disable button lock mode Button Lock Disabled! Button lock mode www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-19 Fax 07131 911203...
  • Page 30: Quick Select Buttons

    The following illustration is an example of the LCD screen response after recalling Quick Select button 1: Settings Recalled for Button #1 SAVE www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-20 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 31: Video Output Range And Rate Buttons

    After selecting the desired rate, press the Select button to activate the selected rate. The VTG returns to the default menu after pressing the Select button or after 15 seconds of inactivity. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-21 Fax 07131 911203...
  • Page 32: Test Pattern Selection Buttons

    • 16:9 crop • 4:3 crop • Rectangle/square crosshairs • 4x4 crosshatch • Coarse crosshatch • Fine crosshatch • Ramp • Checkerboard • H pattern www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-22 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 33: Adjusting The Video Level Of Test Patterns

    Scope-Trigger buttons A unique feature of the VTG 400 is the ability to locate a trigger point at a specific pixel location on an oscilloscope’s signal display. When a Scope Trigger button is pressed, the LCD displays the Scope-Trigger menu, as shown in the following figure.
  • Page 34 When doing a screen capture, hiding the cursor is recommended. A hidden cursor can still be used to change the position of the trigger point. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-24 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 35 Note The combination of front porch, back porch, and sync times equals blanking Oscilloscope trigger point example www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Installation and Operation 2-25 Fax 07131 911203...
  • Page 36 Vertrieb von CAMBOARD Electronics Installation and Operation, cont’d www.camboard.de Tel. 07131 911201 ce-info@camboard.de 2-26 VTG 400/400D • Installation and Operation Fax 07131 911203...
  • Page 37: Chapter 3 • Serial Communication

    Vertrieb von CAMBOARD Electronics VTG 400/400D Chapter Three Serial Communication RS-232 Programmer’s Guide Control Software for Windows ® Firmware Upgrade Through the Extron Web Site www.camboard.de Tel. 07131 911201 ce-info@camboard.de Fax 07131 911203...
  • Page 38: Rs-232 Programmer's Guide

    The error response codes and their descriptions are as follows: E05 – VTG 400 power is off and an attempt has been made to send it a command. E07 – An attempt to select a nonexistent test pattern number has been made.
  • Page 39: Using The Command/Response Tables

    3 = Sine wave 4 = Square wave 5 = Frequency sweep 6 = Polarity test 7 = Sine burst = Audio level units 1 = dBu 2 = dBV www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 40 B = on 6 = yellow R = on G = on B = off 7 = white R = on G = on B = on www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 41 = Frequency sweep direction 0 = low to high (default) 1 = high to low = Internal temperature in degrees Fahrenheit = Internal temperature in degrees Celsius www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 42: Command/Response Table For Sis Commands

    View build number *Q/*q Show the firmware build number. Request part number Request VTG 400 part number 60-564-01 Show the VTG 400’s part #. Request VTG 400D part number 60-564-02 Show the VTG 400D’s part #. Request information Display information • Rte •...
  • Page 43 Select next lower frequency. View View current setting. Set audio sweep speed (applies to audio sweep signal only) Set sweep speed Set audio sweep speed to (Continued) www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 44 (VTG to host) View View current setting. Set audio level scale Set audio level scale *16# Set the VTG 400 level scale to View View current setting. Set audio output level Set audio level to + value Lev = +...
  • Page 45 Test pattern auto sequence mode Enable 1*11# Tas01 Turn auto sequence mode on. Disable 0*11# Tas00 Turn auto sequence mode off. View status = on/off View current mode status. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 46 Reset everything: all settings and adjustments are reset to the factory default (rate memory is left intact). Reset audio Reset audio settings to factory defaults. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-10 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 47: Control Software For Windows

    VTG 400 Help) into a group or folder named “Extron Electronics”. Using the control program Many items found in the VTG 400 Control Program are also accessible via top panel controls and the LCD menus described in chapter 2. Refer to chapter 2 for details on features and settings.
  • Page 48: Drop-Down Menus

    • Update Firmware loads the VTG with firmware from a *.bin file. • Exit terminates the Windows control program. A system reset does not affect any stored Custom Rates. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-12 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 49: Video Menu

    • The Auto Sequence Mode command allows test patterns to be displayed in a predetermined sequence and can be set on or off. • The Auto Sequence Interval command specifies the duration each test pattern is displayed. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication 3-13 Fax 07131 911203...
  • Page 50: Help Menu

    The Custom Rates scan group is the only group in which scan rates can be added, deleted, or modified. All other scan rate groups remain static, although they can be copied (see the Copy button description later in this chapter. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-14 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 51 Load File button (see the following Export button description), and a scan rate selected. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication 3-15 Fax 07131 911203...
  • Page 52 See the following screen example. The export file of saved rates can later be used to add rates to the Custom Rates folder via the previously mentioned Import button. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-16 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 53 Select Rates radio buttons — Click De-select or Select to deselect or select all rates in the current group. Print button — Click this button to print the selected scan rate(s) using Internet Explorer. See the following screen sample. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication 3-17 Fax 07131 911203...
  • Page 54: Test Patterns Screen

    Auto-Sequence Interval drop-down box — Sets the Auto-sequence interval to 15 seconds, 30 seconds, or 1 minute. Invert Pattern button — Inverts (black-to-white/white-to-black) the selected test pattern, if the invert pattern is supported for that pattern. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-18 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 55: Settings Screen

    (video and audio) – can be saved (Save Preset) and later recalled (Recall Preset). Before the save process is completed, the process may be cancelled (Cancel Preset). www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication 3-19 Fax 07131 911203...
  • Page 56: Audio Tab

    Sine Burst adjustments box — Set interval and duration in cycles for the sine burst signal. The sine burst duration is always less than the interval. www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-20 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 57: Scope-Trigger Tab

    ( ) that are located above and to the right of the Scope Trigger Window display. Scope Trigger Window www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Serial Communication 3-21 Fax 07131 911203...
  • Page 58: Power/Status Button

    For information on program features: • Press the F1 computer key. • Click on the Help menu from within the VTG 400 Control Program. • Double-click on the VTG 400 Help icon in the Extron Electronics group or folder. www.camboard.de Tel.
  • Page 59: Using The Emulation Mode

    CAMBOARD Electronics Using the Emulation Mode The VTG 400/400D Control Program features an emulation mode so that you can configure the VTG before actually using it on site. In emulation mode, you can save the emulated settings to a configuration file, then load that configuration file to the VTG.
  • Page 60 Save the configuration by selecting Save Configuration from the File drop- down menu. If the program is closed while in emulation mode, all settings are saved to the current configuration file www.camboard.de Tel. 07131 911201 ce-info@camboard.de 3-24 VTG 400/400D • Serial Communication Fax 07131 911203...
  • Page 61: Firmware Upgrade Through The Extron Web Site

    The VTG 400/400D’s firmware is upgraded by going to the Extron Web site, downloading the latest firmware to the PC, then uploading and installing the new firmware from the PC to the VTG 400/400D via the video test generator’s RS-232 port.
  • Page 62 VTG 400/400D will take a few minutes. The original factory-installed firmware is permanently available on the VTG 400/400D. If an attempted upload of new firmware fails for any reason, the VTG 400/400D reverts to the factory-installed firmware. www.camboard.de Tel.
  • Page 63: Appendix A • Reference Materials

    Vertrieb von CAMBOARD Electronics VTG 400/400D A ppendix A Reference Materials Specifications Included Parts Test Patterns Chart Test Patterns in Detail Video Output Scan Rate Table www.camboard.de Tel. 07131 911201 ce-info@camboard.de Fax 07131 911203...
  • Page 64 Output impedance ....... 75 ohms Max. rise/fall time ....... 5 ns (TTL sync) Polarity .......... Positive or negative (scan rate/signal dependent) Scope trigger connectors .... 1 BNC female (scope trigger) www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 65 Shipping weight ......7 lbs (4 kg) Vibration ........ISTA 1A in carton (International Safe Transit Association) Listings .......... UL, CUL Compliances ......... CE, FCC Class A, VCCI, AS/NZS, ICES MTBF ..........30,000 hours www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 66 Warranty ........3 years parts and labor All nominal levels are at ±10%. Specifications are subject to change without notice. Included Parts These items are included in each order for a VTG 400/400D: Included parts Part number VTG 400 (1)
  • Page 67 Vertrieb von CAMBOARD Electronics Test Patterns Chart The following chart lists the VTG 400 test patterns and any special features. Test Pattern Range Special Features Work- Stereo- Super 16:9 Video Video Adjustable Invert/ Name Icon HDTV station graphics Hi Res...
  • Page 68 Mode pattern) Color Bars (8-color full bars) Window Window Window (variable level) Flat Field Flat Field with Targets Checker- board Bounce (auto- matic) Bounce Toggle (manual On/Off toggle) www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 69 (1 on, 1 off) Frequency Sweep Graphics Multiburst Multiburst Alternating Pixels (2-dimen- sional) Multipulse Transient Response Contrast Vert. Line Transfer Flashing Function (CTF) On/ Off H Pattern Hum Bar Detect www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 70: Test Patterns In Detail

    50% gray level. Since the background is 50% gray, the patches tend to disappear within the background. Comparing the patches to the background assists in making this evaluation. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 71: Crop (4:3 Rates

    Crosshatch patterns are typically generated using one-pixel wide vertical lines (highest frequency in a given scan rate) and one-line wide horizontal lines in the vertical scanning domain. This feature makes the pattern useful for measuring www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix Fax 07131 911203...
  • Page 72: Fine Crosshatch

    The overall dark surround of the pattern should be as black as the “blacker-than- black” vertical bar (-2%) when the brightness control is properly adjusted. When the brightness control is correctly set, the remaining two vertical bars on each www.camboard.de Tel. 07131 911201 ce-info@camboard.de A-10 VTG 400/400D • Appendix Fax 07131 911203...
  • Page 73: Contrast Gain

    The shallow ramps near white at the top of the pattern show performance near white. The center level is 100% white. The shallow ramp extends downward www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix A-11 Fax 07131 911203...
  • Page 74: Ramp

    The PLUGE pattern contained in the lower right section of the pattern is used to set proper black level as described for the dedicated PLUGE pattern available from the VTG 400. The small complimentary color rectangles at the bottom of the larger color bars are used to facilitate color and tint calibration.
  • Page 75: Ebu Color Bars (8-Color Full Bars

    Note that composite NTSC video utilizes a 7.5 IRE setup pedestal for the black level. The S-video format is likely to include the setup pedestal depending on the source system and the methodology for signal creation. The VTG 400 includes the setup on the S-video luminance signal output and on the component Y channel output.
  • Page 76: Window 20

    For situations requiring display of any one of the primary or secondary colors as a flat field, the user may enter into the VTG 400 video setup menu and turn On or Off combinations of the primary output channels. Also note that this feature is available to modify the color of most all the test patterns.
  • Page 77: Checkerboard

    This capability is used when evaluation under conditions of random performance is desired. See the automatic version of the APL bounce pattern for more information. www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix A-15 Fax 07131 911203...
  • Page 78: Alternating Pixels (1 On, 1 Off

    Each burst is symmetrical about a 50% (middle gray) pedestal. Following are the basic specifications for the two multiburst formats in the VTG 400: www.camboard.de Tel. 07131 911201 ce-info@camboard.de...
  • Page 79: Alternating Pixels (2-Dimensional

    Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix A-17 Fax 07131 911203...
  • Page 80: Pal Multipulse

    Ringing manifests as dark and light “ghosts” following the vertical lines and bars in the test pattern. www.camboard.de Tel. 07131 911201 ce-info@camboard.de A-18 VTG 400/400D • Appendix Fax 07131 911203...
  • Page 81: Contrast Transfer Function (Ctf

    The H pattern represents simple text that can be used to evaluate image sharpness or overall response quality using symbology that anyone can understand. The invert soft key on the VTG 400 reverses the text from white text on a black background to black text on a white background.
  • Page 82: Hum Bar Detect

    Note: All bar levels are given relative to the background video level. The upper and lower groups ascend/descend in value (+2%, +4%, +6%, +4%, +2%) and the middle group descends/ascends in value (-2%, -4%, -6%, -4%, -2%). www.camboard.de Tel. 07131 911201 ce-info@camboard.de A-20 VTG 400/400D • Appendix Fax 07131 911203...
  • Page 83 720 x 575 15.6 50/25 VID, Y/C, YUV, RGB, SDI* PAL N 720 x 575 15.6 50/25 VID, Y/C, YUV, RGB, SDI* * requires optional SDI/HDSDI output board www.camboard.de Tel. 07131 911201 ce-info@camboard.de VTG 400/400D • Appendix A-21 Fax 07131 911203...
  • Page 84 Vertrieb von CAMBOARD Electronics Appendix, cont’d www.camboard.de Tel. 07131 911201 ce-info@camboard.de A-22 VTG 400/400D • Appendix Fax 07131 911203...
  • Page 85 Extron’s Warranty Extron Electronics warrants this product against defects in materials and workmanship for a period of three years from the date of purchase. In the event of malfunction during the warranty period...
  • Page 86 PM Industrial Building 16 Ichibancho The Netherlands Singapore 368363 Chiyoda-ku, Tokyo 102-0082 Japan 714.491.1500 +31.33.453.4040 +65.6383.4400 +81.3.3511.7655 www.extron.com Fax 714.491.1517 Fax +31.33.453.4050 Fax +65.6383.4664 Fax +81.3.3511.7656 www.camboard.de Tel. 07131 911201 ce-info@camboard.de © 2005 Extron Electronics. All rights reserved. Fax 07131 911203...

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