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ADVANTAGE

®

 DDL12

Digital Delay Line

Operation Manual

®

5/5/98

Biamp Systems, 10074 S.W. Arctic Drive, Beaverton, Oregon 97005 U.S.A.    (503) 641-7287    http://www.biamp.com

an affiliate of Rauland Borg Corp.

Summary of Contents for DDL12

Page 1: ...ADVANTAGE DDL12 Digital Delay Line Operation Manual 5 5 98 Biamp Systems 10074 S W Arctic Drive Beaverton Oregon 97005 U S A 503 641 7287 http www biamp com an affiliate of Rauland Borg Corp ...

Page 2: ...eatures include 1 in 2 out DSP based programmable dual tap digital delay balanced input outputs on plug in barrier strip connectors variable input output levels with metering bypass mode broad delay range useful for room delay or driver alignment distance calculations automatic unity gain for easy setup 48kHz sampling rate with 16 bit sigma delta converters 64x oversampling A D in 128x oversamplin...

Page 3: ... 0057 00 NOTE All but the final device in a system should have its last switch down see Baud Rate The Link Port has the following pin assignments right to left top to bottom Pin 1 not used Pin 2 Transmit Data TxD output Pin 3 Receive Data RxD input Pin 4 not used Pin 5 Ground Pin 6 not used Pin 7 not used Pin 8 not used Pin 9 not used NOTE The Link Port will also transmit commands received via the...

Page 4: ...adjustments Left clicking coarse buttons will change the delay time in 1 milli second increments Left clicking fine buttons will change the delay time in 21 micro second increments Delay time may also be entered directly into the window but will be rounded to the nearest available setting Left clicking msec allows delay times to instead be entered calculated in terms of distance measurements inche...

Page 5: ...Port whenever that Logic Input is switched From the factory no echo characters are assigned to Logic Inputs 1 8 Changing the echo character is used primarily for customizing remote control commands amongst various RS 232 controlled products within a system see RS 232 Control on pg 8 NOTE Unlike other remote controls the DDL12 Logic Inputs do not include a repeat function Therefore a Logic Input in...

Page 6: ...xt The Device Name will be stored in the DDL12 memory and will be displayed on the title bar of the Main screen whenever that DDL12 is accessed with the software Double clicking the Temperature window will allow the expected average air temperature for the install location to be entered Left clicking degrees C allows temperature to be entered in either Celsius or Fahrenheit The resultant Velocity ...

Page 7: ... Pins 1 8 Logic Inputs 1 8 Pin 9 Ground pin 1 Logic Input 1 pin 2 Logic Input 2 pin 3 Logic Input 3 pin 4 Logic Input 4 pin 5 Logic Input 5 pin 6 Logic Input 6 pin 7 Logic Input 7 pin 8 Logic Input 8 pin 9 ground logic inputs 1 2 3 4 5 6 7 8 9 When nothing is connected to a Logic Input an internal pull up resistor keeps it at a high idle state 5 0 VDC The Logic Input is activated when its input go...

Page 8: ...contact closures should be rated for at least 5 Volts 1mA operation Low current dry contact closures are recommended for reliability Active output driver circuits should not exceed a signal range of 0 5 Volts DC and should have a minimum pulse width of 100 milli seconds Logic Input impedances are approximately 10k ohms multiple switches to single Logic Input ...

Page 9: ...ssigned button 05 F no operation assigned button 19 T no operation assigned button 33 c no operation assigned button 06 G no operation assigned button 20 U no operation assigned button 34 d no operation assigned button 07 H no operation assigned button 21 V no operation assigned button 35 e no operation assigned button 08 I no operation assigned button 22 W no operation assigned button 36 f no ope...

Page 10: ...al ground undesirable ground loops may occur when the DDL12 is connected to a PC if the system grounding is not carefully designed For best performance the PC ground and the chassis ground of the DDL12 should be at the same potential and the PC should get AC power from the same source as the DDL12 and any other audio equipment which is connected to the DDL12 Serial Port Data Communications Paramet...

Page 11: ...10 APPLICATIONS balcony under balcony delayed speakers narthex delayed speakers narthex main speaker system altar pews 60 feet 18 3m 5 feet 1 5m 20 feet 6 1m 5 feet 1 5m listener listener CHURCH ...

Page 12: ...ICATIONS visitor bleachers home bleachers press box delayed bleacher speakers delayed field speakers main speaker system listener listener 170 feet 51 8m 186 feet 56 7m 96 feet 29 3m SPORTS FIELD 45 feet 13 7m ...

Page 13: ...60Hz Maximum Input unity gain 24dBu Power Consumption 10 watts Output Impedance 200 ohms Dimensions Maximum Output 2k ohm load 24dBu height 1 rack space 1 75 inches 44mm Delay Range 1 25 mSec to 1 35 Sec width 19 inches 483mm Delay Resolution minimum increments 20 8 uS depth 7 inches 178mm Sampling Rate 48kHz Weight 5 8 lbs 2 63kg DDL12 Block Diagram non volatile memory receive send link port logi...

Page 14: ...led contrary to BIAMP Systems s recommendations 4 Electro mechanical fans electrolytic capacitors and the normal wear and tear of appearance items such as paint knobs handles and covers are not covered under this warranty 5 BIAMP SYSTEMS SHALL NOT IN ANY EVENT BE LIABLE FOR SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING LOST PROFITS LOSS OF USE PROPERTY DAMAGE INJURY TO GOODWILL OR OTHER EC...

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