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R a d i o   S y s t e m s ,   I n c .

D D A 1 X 8 S H   M a n u a l

1 2 / 0 7

P a g e   3

Contents

Overview ....................................................................... 4
Mounting ....................................................................... 4
Operation ...................................................................... 4
Connections .................................................................. 4
Parts Layout Power Supply .......................................... 5
Parts Layout Amplifier.................................................. 6
Parts List Power Supply................................................ 7
Parts List Amplifier ....................................................... 8
Specifications ................................................................ 9
Warranty ..................................................................... 10
Repair Policy ............................................................... 10
Return Instructions..................................................... 10

Summary of Contents for DDA-1x8SH

Page 1: ...R a d i o S y s t e m s I n c D D A 1 X 8 S H M a n u a l 1 2 0 7 P a g e 1 DDA 1x8SH Digital Distribution Amplifier Manual ...

Page 2: ......

Page 3: ... u a l 1 2 0 7 P a g e 3 Contents Overview 4 Mounting 4 Operation 4 Connections 4 Parts Layout Power Supply 5 Parts Layout Amplifier 6 Parts List Power Supply 7 Parts List Amplifier 8 Specifications 9 Warranty 10 Repair Policy 10 Return Instructions 10 ...

Page 4: ...its Operation Apply an AES3 signal sampled from 32 KHz to 96 KHz to either or both of the unit s inputs The applied signal is distributed to each of the unit s eight outputs at unitygain Two different signals may be wired to the inputs the signal routed to the distributed outputs is determined by the position of the A B input select switch on the front panel LEDs on the front panel indicate which ...

Page 5: ...R a d i o S y s t e m s I n c D D A 1 X 8 S H M a n u a l 1 2 0 7 P a g e 5 Parts Layout Power Supply ...

Page 6: ...R a d i o S y s t e m s I n c D D A 1 X 8 S H M a n u a l 1 2 0 7 P a g e 6 Parts Layout Amplifier ...

Page 7: ...5V C2 5744 1 CAP 100UF 25V RAD 20 C3 5743 1 CAP 1UF FILM C4 7012 4 DIODE1N4005 D1 D2 D5 D6 10489 1 FUSEHOLDER F1 10847 1 FUSE 0 3 AMP F1 10491 1 IECPOWERCONNECTOR J1 10490 1 SAMTEC 8 PIN FRT HEADER J2 5877 1 RES 332 OHM 1 4W 1 R5 9585 1 RES 237 OHM 1 4W 1 R2 2761 1 RES 680 OHM 1 4W 5 R1 10492 1 SWITCH POWER DPDT 110 220V SW1 9351 1 TRANSFORMERPOWERDI XX AMD 1 T2 1077 1 VR LM317T U1 10683 1 LED3MMG...

Page 8: ...5 C26 16025 2 TRANSISTOR SMT ZXMN6A07FTA Q1 Q2 16570 1 IC SMT CD74ACT153M U10 16572 1 IC SMT AM26C32CD RECEIVER U9 16043 8 IC SMT TRANSCEIVER RS485 U1 U2 U3 U4 U5 U6 U7 U8 16008 4 CAP SMT 47UF 25V ELECT C21 C22 C23 C24 16507 2 DIODESMTDL4004 D1 D2 16038 10 TRANSFORMER SMT AES EBU T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 11353 10 RJ45RIGHTANGLESHIELDED J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 10484 1 HEADER8PINRIGHTAN...

Page 9: ...002 over 20Hz 20kHz output level 20 dBfs with 110 ohm load Noise 123 dB below 0 dBfs output level bandwidth 20 Hz 20kHz with 110 ohm input and output termination Nominalinput 20 dBfs Maximuminput 0 dBfs Maximumoutput 0 dBfs DynamicRange 123 dB InputImpedance 110 ohms OutputImpedance 110 ohms LEDIndicators audio data present A B input select ...

Page 10: ...ndence During the warranty period there will be no charge for parts or service made to units which show no sign of misuse by customer or lightning caused damage The customer is responsible for the cost of shipping their unit back to Radio Systems for repair During the warranty period shipment of small parts and assemblies may also be made at a charge to the user Emergency shipments of replacement ...

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Page 12: ...For Assy Part DDA 1x8SH 12 07 601 Heron Drive Logan Township NJ 08085 Phone 856 467 8000 Fax 856 467 3044 http www radiosystems com ...

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