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I R T Electronics Pty Ltd A.B.N. 35 000 832 575
26 Hotham Parade, ARTARMON N.S.W. 2064 AUSTRALIA
National:
Phone: (02) 9439 3744
Fax: (02) 9439 7439
International:
+61 2 9439 3744
+61 2 9439 7439
Email: sales@irtelectronics.com
Web:
www.irtelectronics.com
EUROCARD
AES/EBU Distribution Amplifier
Type DAA-3400
Designed and manufactured in Australia
IRT can be found on the Internet at:
http://www.irtelectronics.com
Page 1 of 8
3400-daa.ib.doc
25-07-2002
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Summary of Contents for IRT DAA-3400
- Page 1 Fax: (02) 9439 7439 International: +61 2 9439 3744 +61 2 9439 7439 Email: sales@irtelectronics.com Web: www.irtelectronics.com EUROCARD AES/EBU Distribution Amplifier Type DAA-3400 Designed and manufactured in Australia IRT can be found on the Internet at: http://www.irtelectronics.com Page 1 of 8 3400-daa.ib.doc 25-07-2002...
- Page 2 DAA-3400 AES/EBU Distribution Amplifier Instruction Manual Table of Contents Item Page Operational Safety Description Circuit description Specifications Installation Front and rear layouts Warranty & Service Equipment return Drawing list index This instruction book applies to units SN:9907001 and above Operational Safety:...
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Page 3: Circuit Description
The IRT DAA-3400 is an eight output non-reclocking distribution amplifier for AES/EBU digital audio signals. The DAA-3400 will operate at any frequency from 34 to 54 KHz and may be used with non-EAS digital signals that have net zero DC content. Provision is made for 75 ohm coax and 110 ohm balanced line in the input and output distribution circuits. - Page 4 Operating temperature range 0 - 50° C ambient Mechanical 6 HP x 3 U x 220mm IRT Eurocard Suitable for mounting in IRT 19" rack chassis types FR-700 & FRU-1030. Finish: Front panel Grey powder coat, silk-screened black lettering &...
- Page 5 Signal connections are made to the connectors on the selected rear panel of the DAA-3400. The input signal can be either 75 ohms unbalanced terminating or 110 ohms balanced terminating, the input selection is done be links SW1, SW2 on the module pcb near pin 32 of the input connector.
- Page 6 Front & rear panel connector diagrams The following front panel and rear assembly drawings are not to scale and are intended to show connection order and approximate layout only. DA A-3 4 0 0 ZAA-3400 ZAA-3401 AES O/P's AES O/P's OUTPUT MON 110 Ohm 110 Ohm...
- Page 7 Before arranging service ensure that the fault is in the unit to be serviced and not in associated equipment. If possible, confirm this by substitution. Before returning equipment contact should be made with IRT or your local agent to determine whether the equipment can be serviced in the field or should be returned for repair.
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Page 8: Drawing List Index
Drawing List Index Drawing # Sheet# Description 804169 DAA-3400 AES/EBU distribution amplifier 804174 ZAA-3400 75 ohms unbalanced rear assembly 804175 ZAA-3401 110 ohms balanced rear assembly Page 8 of 8 3400-daa.ib.doc 25-07-2002... - Page 9 1 28-01-98 2 16-04-98 3 29-07-99 4 28-02-01 ECR1181...
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