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Table of Contents
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Summary of Contents for Kramer VA-4
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Page 1: User Manual
Kramer Electronics, Ltd. USER MANUAL Model: VA-4 Dual Channel Balanced Stereo Audio Amplifier... -
Page 2: Table Of Contents
Figure 3: Connecting a PC without using a Null-modem Adapter Tables Table 1: Front Panel VA-4 Dual Channel Balanced Stereo Audio Amplifier Features Table 2: Rear Panel VA-4 Dual Channel Balanced Stereo Audio Amplifier Features Table 3: VA-4 Dual Channel Balanced Stereo Audio Amplifier Technical Specifications 4... -
Page 3: Introduction
Features a digitally controlled volume control function 1 Download up-to-date Kramer user manuals from the Internet at this URL: http://www.kramerelectronics.com/manuals.html 2 The complete list of Kramer cables is on our Web site at http://www.kramerelectronics.com (click “Cables and Connectors” in the Products section) -
Page 4: Your Va-4 Dual Channel Balanced Stereo Audio Amplifier
Your VA-4 Dual Channel Balanced Stereo Audio Amplifier Figure 1, Table 1 and Table 2 define the front and rear panels of the VA-4: Figure 1: VA-4 Dual Channel Balanced Stereo Audio Amplifier Table 1: Front Panel VA-4 Dual Channel Balanced Stereo Audio Amplifier Features... -
Page 5: Using The
Figure 2: Connecting the VA-4 Dual Channel Balanced Stereo Audio Amplifier 1 Switch OFF the power on each device before connecting it to your VA-4. After connecting your VA-4, switch on its power and then switch on the power on each device... -
Page 6: 5.1 Connecting A Pc
• Connect the RS-232 DB9 port on your PC to the RS-232 DB9 rear panel port on the VA-4, as Figure 3 illustrates (depending on whether the PC has a 9-pin or 25-pin connector) Figure 3: Connecting a PC without using a Null-modem Adapter... -
Page 7: Communication Protocol
In Table 4 and Table 5: • The dB column shows the machine’s gain value at the setting shown in the LED column. The VA-4 has a gain resolution of 0.245dB (each step is 0.245dB) • Hex codes are shown for channel # 1. For channel # 2, for 4 byte strings... -
Page 8: Table 4: Va-4 Hex Codes For Gain Control (Attenuation)
Table 4: VA-4 Hex Codes for Gain Control (Attenuation) Gain (dB) Hex Codes -40.7 -166 16 81 80 81 -40.4 -165 16 81 81 81 -40.2 -164 16 81 82 81 -39.9 -163 16 81 83 81 -39.7 -162 16 81 84 81 -39.4... -
Page 9: Table 5: Va-4 Hex Codes For Gain Control (Amplification)
Communication Protocol Table 5: VA-4 Hex Codes for Gain Control (Amplification) Gain (dB) Hex Codes 3f 80 81 81 16 81 a6 81 +0.2 3f 80 81 81 16 81 a7 81 +0.5 3f 80 81 81 16 81 a8 81 +0.7... - Page 10 EXCLUSION OF DAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option. Kramer shall not be liable for: Damage to other property caused by defects in this product, damages based upon inconvenience, loss of use of the product, loss of time, commercial loss;...
- Page 11 For the latest information on our products and a list of Kramer distributors, visit our Web site: www.kramerelectronics.com. Updates to this user manual may be found at http://www.kramerelectronics.com/manuals.html. We welcome your questions, comments and feedback. Kramer Electronics, Ltd. 3 Am VeOlamo Street. Jerusalem 95463, Israel Tel: (+972-2)-654-4000 Fax: (+972-2)-653-5369, E-mail: info@kramerel.com...
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