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GRAFF OF NEWARK LTD Record and Edit Digitally and Duplicate Direct to Cassettes at 16 x Speed with the
Operates on Windows 95, 98 or XP DIGITAL TO ANALOGUE DUPLICATION Many organisations are now becoming aware of the advantages of digital audio over analogue audio, particularly with regard to ease of editing, long term storage and audio quality. However, compact cassette is currently still a very dominant playback medium and is likely to remain so for some time. The DigiMaster is designed to bridge this technology gap. • • • • • • • •
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Record and edit masters. Store Files Burn Master CD for separate CD duplication on Graff DigiTrax Duplicates digital audio from mono or stereo ‘wave’ files sampled at 44100Hz, 16bits per sample. A separate ‘wave’ file, or silence, can be selected for each side of the tape. Automatic alignment of side B start with side A end. Sides A and B copied simultaneously at 16x speed. Configurable to copy ‘wave’ files from any PC compatible media such as CD-ROM, hard disk, magneto optical, removable disks etc. Last copied digital audio stored on hard disk. Continue duplicating same audio at anytime without delay. Connects to one or more Graff MultiTrax slave duplicators. Connection to other slave duplicators possible.
5 Press ’copy’ for duplication and auto rewind
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1 Record master or Insert source media on PC
Select wave file (side A) on PC
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4 Insert cassettes in slave duplicators
6 Remove duplicated cassettes. Repeat 4 and 5
Select wave file (side B) on PC
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PC Specification
The Gem Digital
The DigiMaster is based on a standard PC platform as follows: o
Windows 95, 98 or XP operating system.
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One free ISA slot.
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SCSI host adapter: Ultra Wide or Ultra 2 Wide such as Adaptec 29160.
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Current version of ASPI (installed with EZ-SCSI software which is in Adaptec SCSI kits).
Components comprising the DigiMaster: DigiMaster ISA card. 9.1Gb SCSI Ultra Wide or Ultra 2 Wide disk drive. o This disk is dedicated for DigiMaster use only. o
This disk is not DOS formatted.
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The SCSI Ultra Wide or Ultra 2 Wide cable which connects the SCSI host adapter to this disk (and any other SCSI devices) requires an additional
free connector to allow connection to the DigiMaster ISA card. DigiMaster software. o
This requires 3Mb of free hard disk space.
Product Technical Specification The DigiMaster comprises custom hardware and software on a Personal Computer platform. Audio Source One digital audio file per tape side. The source files can be at any location accessible by the PC; for example – hard drive or CD ROM Audio file format/copy speed Digital audio “wave’ files: 16 bits per sample, linear mono or (with stereo slaves) stereo. The standard build of the digital master copies 44100Hz sample rate files at 16 times speed. Special builds for other sample rates or copy speeds are possible. Capacity To fit compact cassette tape length required. Digital audio storage Ultra wide SCSI hard disk. Digital to analogue conversion GEM designed four channel high speed (16 times 44100Hz) digital to analogue converter. Output levels can be pre-set to the requirement of slaves. Slave control Flexible slave interface and control logic which can be factory built and configured such that (with appropriate software drivers) it can control most slave duplicators. Frequency response 300Hz – 200KHz ± 1dB (16x speed). Distortion <0.1% @ 1KHz Dynamic range 96dB.
Wow and flutter Below measurable limit. Crosstalk <50dB. Power source 230v 50Hz / 120v 60Hz. The DigiMaster comprises: Personal Computer with SVGA display and running Windows 95, 98 or XP. Adaptec Ultra Wide SCSI card. Ultra Wide SCSI hard disk (for the DigiMaster’s sole use: this is used to format, reverse side B and temporarily store the digital audio to be copied). Graff DigiMaster card providing 4 channels of high speed digital to analogue conversion and control interface for the duplicator slave. Slave duplicator connecting lead. DigiMaster software which controls the DigiMaster card and SCSI disk and which provides a Windows graphical user interface. Optional for recording Masters (specifically customized to suit requirements): • Sound card • Editing software • CD burning and ripping software • Network card / software • Connection leads to PC from recording source
These products are just part of a comprehensive range of world renowned expandable high speed and specialist duplicators. The design and specifications contained in this leaflet are subject to change without notice.
GRAFF OF NEWARK LTD Woodhill Road, Collingham, Newark NG 23 7NR, United Kingdom Telephone: 01636 893036 International + 44 1636 893036 Fax: 01636 893317 International: +44 1636 893317 E-mail:
[email protected] Website: http://www.graffofnewark.co.uk
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