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14 

SPECIFICATIONS 

 

Configuration 

 

PCX881e 

PCX882e 

Bus/Format 

PCI EXPRESS

TM

 (PCIe

®

) x1 

(x2, x4, x8, x16, x32 compatible) 

Digital Signal Processor 

Motorola 56321 at 240 MHz 

RAM 

512 kWords 

Size 

168 mm x 111 mm x 20 mm 

Power requirements 
(+3.3V / +12V) 

 

1.3 A / 0.5 A 

 

2.5 A / 0.1 A 

Operating: temp / humidity 
(non-condensing) 

0°C/+50°C • 5%/90% 

Storage: temp / humidity 
(non-condensing) 

-5°C/+70°C • 0%/95% 

 

Inputs 

 

PCX881e 

PCX882e 

Analog line inputs (mono) 

8 balanced

Maximum input level/ 
impedance 

+24 dBu/ >10 k

Ω

 

Digital inputs (stereo) 

4 AES/EBU

∗∗

 with hw Sample Rate Converters,

7.5:1 to 1:8, up to 192 kHz 

Programmable input gain 

digital

from  –110 dB to +18 dB

 

analog: 

from –94.5dB à +15.5 dB

digital: 

from –110 dB à +18 dB

 

Other inputs 

AES/EBU Sync (up to 192 kHz), 

Word clock (up to 96 kHz), LTC, Video 

AES11 synchronization 

Yes 

 

 

                                                

 

 can be used with unbalanced signals 

 

∗∗

 can be used as S/PDIF interface as well 

 

maximum sensitivity: 0 dBFs for –15.5 dBu input 

Summary of Contents for PCX881e

Page 1: ...D i g i g r a m PCX881e PCX882e Professional Multichannel Sound Cards User manual ...

Page 2: ...el 33 0 4 76 52 47 47 Fax 33 0 4 76 52 18 44 E mail info digigram com Digigram Inc 2000 North 14th Street Suite 530 Arlington VA 22201 USA Tel 1 703 875 9100 Fax 1 703 875 9161 E mail input digigram com Digigram Asia Pte Ltd 350 Orchard Road 19 07 Shaw House Singapore 238868 SINGAPORE Tel 65 6291 2234 Fax 65 6291 3433 E mail info_asia digigram com ...

Page 3: ...ations 15 Audio performance 16 Development environments 16 APPENDICES 17 PCX881e schematic diagram 17 PCX882e schematic diagram 17 Layout 18 PCX881e cable diagram 19 PCX881e wiring diagram 19 Adapter cable Sub D 62Ù SCSI 68 MDR 20 Connection cable PCX882e Ù BoB8 20 Sub D 62Ù SCSI 68 MDR wiring diagram 21 PCX882e cable diagram 22 PCX882e wiring diagram 23 PCX881e cable pinout 24 PCX882e cable pinou...

Page 4: ...et on a circuit different from that of the receiver consult the dealer or an experienced audio television technician Note Connecting this device to peripheral devices that do not comply with CLASS B requirements or using an unshielded peripheral data cable could also result in harmful interference to radio or television reception The user is cautioned that any changes or modifications not expressl...

Page 5: ...cables used must have their respective shield connected to each extremity CONTENTS OF THIS PACKAGE Thank you for purchasing a Digigram PCX sound card The package consists of the following components a PCX881e or PCX882e sound card the User s Manual at hand The cables are not part of this package They are delivered separately Also available 2U 19 inch breakout box allowing straightforward and secur...

Page 6: ...ible to simultaneously record AES and analog inputs as long as the channels are different Main software features Real time simultaneous record and playback in PCM 8 16 and 24 bits as well as in MPEG Audio Layer I Layer II and Layer IIIL Float IEEE754 conversion supported with 24 bit fixed point dynamic range When using the np SDK real time mixing of several PCM and MPEG audio streams direct monito...

Page 7: ...pplications to best capitalize on the boards a low latency WDM DirectSound Kernel streaming driver Microsoft DirectX 9 or higher must be installed on your computer a Wave driver installation optional an ASIO driver installation optional Supported operating systems PCX881e and PCX882e cards run under Windows XP Windows Server 2003 and Windows Vista HARDWARE INSTALLATION Due to the reduced length of...

Page 8: ...e the default destination location Windows temporary folder or select another directory Important note this default procedure installs the Digigram Hardware Settings control panel This application allows the configuration of the hardware resources of Digigram cards for all audio applications The DHS allows for instance to define the clock of the card the input source input and output analog and di...

Page 9: ...odec Legal Notice In the Custom Setup window the Drivers for the HR boards are displayed by default both WDM DirectSound and ASIO HR are installed To install the Wave driver select Wave Next In the Ready to Install the Program Window click on Install to start copying the files Note In case you use an unsigned driver version the Digital Signature Not Found message may appear because a non Microsoft...

Page 10: ...help Help button Parameterizing the Wave driver In the case of an application managing exclusively PCM audio the latency of the Wave driver can be optimized activating the option PCM only in the Digigram control panel CPL With this option enabled the latency of the Wave driver is optimized in this case the PCX on board MPEG encoding decoding is disabled To access this control panel go to Start Pro...

Page 11: ...nd works fine as follows Menu Start Settings Control panel Sound and Multimedia tab Audio Default device Playback device Recording device The card s channels can be selected The card can be used with any DirectSound application Available WDM devices are PCX881e PCX882e 1 2 WDM record and playback PCX881e PCX882e 3 4 WDM record and playback PCX881e PCX882e 5 6 WDM record and playback PCX881e PCX882...

Page 12: ... re install it If the Wave driver has been installed Go to menu Start Settings Control panel Sound and Multimedia tab Audio Default device Playback device Recording device The card s channels can be selected The card can be used with any Wave application Available Wave recording and playback devices are PCX881e PCX882e 1 2 Wave record and playback PCX881e PCX882e 3 4 Wave record and playback PCX88...

Page 13: ...modified by any other applications To enable an audio application to modify a Digigram card resource this resource must not be managed by the DHS Note As soon as a resource of a card is managed by the DHS the clock selection of this card MUST be defined in the DHS The DHS allows to Select the clock the card uses Select of the input source Adjust analog and digital gains of inputs and outputs Enabl...

Page 14: ...on condensing 5 C 70 C 0 95 Inputs PCX881e PCX882e Analog line inputs mono 8 balanced Maximum input level impedance 24 dBu 10 kΩ Digital inputs stereo 4 AES EBU with hw Sample Rate Converters 7 5 1 to 1 8 up to 192 kHz Programmable input gain digital from 110 dB to 18 dB analog from 94 5dB à 15 5 dB digital from 110 dB à 18 dB Other inputs AES EBU Sync up to 192 kHz Word clock up to 96 kHz LTC Vid...

Page 15: ...96 kHz Connectors PCX881e PCX882e Internal connectors Inter board Sync External connector 68 pin SCSI MDR Digigram accessories available Breakout cable or 2U 19 Breakout Box Audio specifications PCX881e PCX882e Sampling frequencies available Programmable from 22 05 to 192 kHz Programmable from 8 to 192 kHz A D and D A converter resolution 24 bits Supported audio formats MPEG PCM 8 16 24 bits Float...

Page 16: ...2e Digigram management np SDK HR Runtime PCM MPEG Other management Wave PCM MPEG Layer I II ASIO and DirectSound PCM OS supported Windows XP Windows Server 2003 and Windows Vista Main on board processing features with np SDK PCM play rec MPEG Layers I II play rec Layer III play Float IEEE754 direct monitoring real time mixing level adjustment panning cross fade punch in punch out scrubbing time st...

Page 17: ... Word Clock CRYSTAL Video LTC AES EBU IN 1 4 RECEIVE SRC Bypass TRANSMIT AES EBU OUT 1 4 RECEIVE PCX882e schematic diagram PCIe BUS AES EBU IN 1 4 DAC Level adjust TRANSMIT AES EBU OUT 1 4 CLOCK GENERATION DSP INTERFACE RECEIVE ADC ANALOG LINE IN 1 8 LINE OUT 1 8 Video Word Clock CRYSTAL SRC LTC Bypass AES EBU Sync RECEIVE ...

Page 18: ...D i g i g r a m 18 Layout J1 PCX881e PCX882e Inter board sync J1 Digital cable PCX881e Analog digital cable PCX882e ...

Page 19: ...RD CLOCK IN 2 2 2 2 3 3 RCA Female BNC Female XLR 3P Male XLR 3P Female J3 J4 J5 J6 J7 J8 J9 J10 J2 J13 J14 J12 J11 Your cable may look different if it is not a Digigram cable PCX881e wiring diagram 3 Shell Shell 9 27 30 39 42 33 36 22 24 45 23 4 3 49 50 6 5 28 8 46 7 47 48 26 29 25 1 2 J14 Outside Shell Shell Shell Shell Shell Shell Shell Shell J8 1 J11 Outside Center Outside Center J13 2 1 3 J12...

Page 20: ... D 62Ù SCSI 68 MDR Use this adapter cable to connect the PCX881e cable with the card If you dispose of a PCX881HR or PCX882HR cable this adapter allows its use with the PCX PCI EXPRESSTM multichannel boards Connection cable PCX882e Ù BoB8 ...

Page 21: ... 28 29 25 48 11 10 44 43 54 13 53 51 52 12 38 58 57 17 16 15 55 56 37 35 34 31 32 20 59 60 19 18 40 41 62 61 21 Shell Shell 6 10 3 13 15 4 49 47 46 44 9 43 11 12 1 45 2 36 35 61 39 5 40 18 17 20 51 52 54 19 53 23 56 21 22 55 24 28 57 58 27 62 67 31 64 30 29 63 32 66 65 33 34 68 14 16 50 7 8 48 25 26 59 41 42 60 Sub D 62 SCSI 68 pin MDR ...

Page 22: ...D i g i g r a m 22 PCX882e cable diagram Schematic diagram of the cable delivered by Digigram R R Your cable may look different if it is not a Digigram cable ...

Page 23: ...PCX881e PCX882e User s Manual 23 PCX882e wiring diagram ...

Page 24: ... 11 AES EBU OUT 2 41 GND 2 AES EBU IN 4 12 AES EBU OUT 2 42 GND 3 AES EBU SYNC 15 Video IN 43 AES EBU OUT 3 4 AES EBU SYNC 16 GND 44 AES EBU OUT 3 5 AES EBU IN 2 35 AES EBU IN 3 45 AES EBU OUT 1 6 AES EBU IN 2 36 AES EBU IN 3 46 AES EBU OUT 1 7 GND 37 Reserved 47 Word Clock IN 8 GND 38 Reserved 48 GND 9 AES EBU OUT 4 39 AES EBU IN 1 49 Word Clock OUT Digital 10 AES EBU OUT 4 40 AES EBU IN 1 50 GND...

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