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greatbear audio and video digitising greatbear audio and video digitising
  • home
  • formats we digitise
  • audio transfer
    • audio reel-to-reel
      • ¼ inch reel-to-reel
      • ¼ inch multitrack reel-to-reel
      • ½ inch multitrack reel-to-reel
      • 1 inch multitrack reel-to-reel
      • 2 inch multitrack reel-to-reel
    • audio cassette
      • compact cassette
      • dictation cassette
      • digital audio tape (DAT)
      • multitrack compact cassette
      • Alesis digital audio tape (ADAT)
      • PCM audio on video tape
      • digital tape recording system (DTRS / DA-88)
      • slide-tape
    • audio cartridge
      • 8-track cartridge
      • NAB cartridge
    • audio disc
      • minidisc
      • compact disc (CD)
      • audio on digital versatile disc (DVD)
    • audio studio equipment
  • video transfer
    • video cassette
      • DV : MiniDV / HDV
      • DVCAM
      • DVCPRO
      • 8mm video
      • VHS
      • Betamax
      • Betacam
      • Digital Betacam / Betacam SX / MPEG IMX
      • HDCAM / HDCAM SR
      • U-matic
      • D-1 / D-2
      • D-3 / D-5 / D-5 HD
      • D-9 / Digital-S
      • MII
      • Philips N1500 / N1700 VCR
      • Video 2000
    • video reel-to-reel
      • ¼ inch Akai b/w reel-to-reel
      • ½ inch Sony / EIAJ reel-to-reel / Cartridge
      • 1 inch type A / type B / type C
      • 2 inch quadruplex
    • video disc
      • DVD
      • CRVdisc
      • XDCAM / XDCAM HD
    • video studio equipment
  • resources
    • tape blog
    • information for archivists
    • digital and audiovisual preservation – online resources
    • prices
  • contact
Search results for

"forum"

27
Mar
2015

IASA – Resources and Research

There are an astonishing amount of online resources relating to the preservation and re-formatting of magnetic tape collections.

Whether you need help identifying and assessing your collection, getting to grips with the latest video codec saga or trying to uncover esoteric technical information relating to particular formats, the internet turns up trumps 95% of the time.

Marvel at the people who put together the U-Matic web resource, for example, which has been online since 1999, a comprehensive outline of the different models in the U-Matic ‘family.’ The site also hosts ‘chat pages’ relating to Betamax, Betacam, U-Matic and V2000, which are still very much active, with archives dating back to 1999. For video tape nerds willing to trawl the depths of these forums, nuggets of machine maintenance wisdom await you.

 International Association of Sound and Audiovisual Archives

Sometimes you need to turn to rigorous, peer-reviewed research in order to learn from AV archive specialists.

Fortunately such material exists, and a good amount of it is collected and published by the International Association of Sound and Audiovisual Archives (IASA).

Three IASA journals laid out on the floor

‘Established in 1969 in Amsterdam to function as a medium for international co-operation between archives that preserve recorded sound and audiovisual documents’, IASA holds expertise relating to the many different and specialist issues attached to the care of AV archives.

Comprised of several committees dealing with issues such as standards and best practices; National Archive policies; Broadcast archives; Technical Issues; Research Archives; Training and Education, IASA reflects the diverse communities of practice involved in this professional field.

As well as hosting a yearly international conference (check out this post on The Signal for a review of the 2014 meeting), IASA publish a bi-annual journal and many in-depth specialist reports.

Their Guidelines on the Production and Preservation of Digital Audio Objects (2nd edition, 2009), written by the IASA Technical Committee, is available as a web resource, and provides advice on key issues such as small scale approaches to digital storage systems, metadata and signal extraction from original carriers, to name a few.

Most of the key IASA publications are accessible to members only, and therefore remain behind a paywall. It is definitely worth taking the plunge though, because there are comparably few specialist resources relating to AV archives written with an interdisciplinary—and international—audience in mind.

Examples of issues covered in member-only publications include Selection in Sound Archives, Decay of Polymers, Deterioration of Polymers and Ethical Principles for Sound and Audiovisual Archives.

The latest publication from the IASA Technical Committee, Handling and Storage of Audio and Video Carriers (2014) or TC05, provides detailed outlines of types of recording carriers, physical and chemical stability, environmental factors and ‘passive preservation,’ storage facilities and disaster planning.

The report comes with this important caveat:

 ‘TC 05 is not a catalogue of mere Dos and Don’ts. Optimal preservation measures are always a compromise between many, often conflicting parameters, superimposed by the individual situation of a collection in terms of climatic conditions, the available premises, personnel, and the financial situation. No meaningful advice can be given for all possible situations. TC 05 explains the principal problems and provides a basis for the archivist to take a responsible decision in accordance with a specific situation […] A general “Code of Practice” […] would hardly fit the diversity of structures, contents, tasks, environmental and financial circumstances of collections’ (6).

Member benefits

Being an IASA member gives Greatbear access to research and practitioner communities that enable us to understand, and respond to, the different needs of our customers.

Typically we work with a range of people such as individuals whose collections have complex preservation needs, large institutions, small-to-medium sized archives or those working in the broadcast industry.

Our main concern is reformatting the tapes you send us, and delivering high quality digital files that are appropriate for your plans to manage and re-use the data in the future.

If you have a collection that needs to be reformatted to digital files, do contact us to discuss how we can help.

Posted by debra in audio / video heritage, audio tape, video tape, 0 comments
26
Aug
2014

Obsolete technologies and contemporary sound art

At the recent Supernormal experimental arts and music festival held at Braziers Park, Oxfordshire, a number of artists were using analogue technologies to explore concepts that dovetail nicely with the work we do at Greatbear collecting, servicing and repairing obsolete tape machines.

Hacker Farm, for example, keep ‘obsolete tech and discarded, post-consumerist debris’ alive using ‘salvaged and the hand-soldered’ DIY electronics. Their performance was a kind-of technological haunting, the sound made when older machines are turned on and re-purposed in different eras. Eerie, decayed, pointless and mournful, the conceptual impetus behind Hacker Farm raises many questions that emerge from the rather simple desire to keep old technologies working. Such actions soon become strange and aesthetically challenging in the contemporary technological context, which actively reproduces obsolescence in the endless search for the new, fostering continuous wastefulness at the centre of industrial production.

Music by the Metre

Another performance at the festival which engaged with analogue technologies was Graham Dunning’s Music by the Metre. The piece pays homage to Situationist Pinot-Gallizio‘s method of ‘Industrial Painting’ (1957-1959), in which the Italian artist created a 145 metre hand and spray painted canvas that was subsequently cut up and sold by the metre. The action, which attempted to destroy the perception of the sacrilegious art-object and transform it into something which could be mass-quantified and sold, aimed to challenge ‘the mental disease of banalisation’ inherent to what Guy Debord termed ‘the society of the spectacle.’

In Dunning’s contemporary piece he used spools of open reel tape to record a series of automated machines comprised of looping record players, synth drone, live environmental sound and tape loops. This tape is then cut by the artist in metre long segments, placed in see-through plastic bags and ‘sold’ on his temporary market stall used to record and present the work.

Dunning’s work exists in interesting tension with the ideas of Pinot-Gallizio, largely because of the different technological and aesthetic contexts the artists are responding to.

Pinot-Gallizio’s industrial painting aimed to challenge the role of art within a consumer society by accelerating its commodity status (mass-produced, uniform, quantified, art as redundant, art as part of the wall paper). Within Dunning’s piece, such a process of acceleration is not so readily available, particularly given the deep obsolescence of consumer-grade open reel tape in 2014, and, furthermore, its looming archival obsolescence (often cited at ’10-20 years‘ by archivists).

Within the contemporary context, open reel analogue tapes have become ornate and aestheticised in themselves because they have lost their function as an everyday, recordable mass blank media. When media lose their operating context they are transformed into objects of fascination and desire, as Claire Bishop pithily states in her Art Forum essay, ‘The Digital Divide’: ‘Today, no exhibition is complete without some form of bulky, obsolete technology—the gently clucking carousel of the slide-projector, or the whirring of an 8mm or 16mm film reel […] the sumptuous texture of indexical media is unquestionably seductive, but its desirability also arises from the impression that it is scarce, rare and precious.’

In reality, the impression of open reel to reel analogue tape’s rarity is however well justified, as manufacturers and distributors of magnetic tape are increasingly hard to find. Might there be something more complex and contradictory be going on in Dunning’s homage to Pinot-Gallizio? Could we understand it as a neat inversion of the mass-metred-object, doubly cut adrift from its historical (1950s-1970s) and technological operating context (the open reel tape recorder), the bag of tape is decelerated, existing as nothing other than art object. Stuffed messily in a plastic bag and displayed ready to be sold (if only by donation), the tape is both ugly and useless given its original and intended use. It is here Dunning’s and Pinot-Gallizio’s work converge, situated at different historical and temporal poles from which critique of the consumer society can be mounted: accelerated plenitude and decelerated exhaustion.

onexmetres

Analogue attachments

As a company that works with obsolete magnetic tape-based media, Greatbear has a vested interest in ensuring tapes and playback machines remain operational. Although our studio, with its stacks of long-forgotten machines, may look like a curious art installation to some, the tapes we migrate to digital files are not quite art objects…yet. Like Hacker Farm, we help to keep old media alive through careful processes of maintenance and repair.

From looking at how contemporary sound artists are engaging with analogue technologies, it is clear that the medium remains very much part of the message, as Marshall McLuhan would say, and that meaning becomes amplified, contorted or transformed depending on historical context, and media norms present within it.

Posted by debra in audio tape, 0 comments
23
Jul
2014

Digital preservations, aesthetics and approaches

sony half 1 inch video tape

Digital Preservation 2014, the annual meeting of the National Digital Information Infrastructure and Preservation Program and the National Digital Stewardship Alliance is currently taking place in Washington, DC in the US.

The Library of Congress’s digital preservation blog The Signal is a regular reading stop for us, largely because it contains articles and interviews that impressively meld theory and practice, even if it does not exclusively cover issues relating to magnetic tape.

What is particularly interesting, and indeed is a feature of the keynotes for the Digital Preservation 2014 conference, is how the relationship between academic theory—especially relating to aesthetics and art—is an integral part of the conversation of how best to meet the challenge of digital preservation in the US. Keynote addresses from academics like Matthew Kirschenbaum (author of Mechanisms) and Shannon Mattern, sit alongside presentations from large memory institutions and those seeking ways to devise community approaches to digital stewardship.

The relationship between digital preservation and aesthetics is also a key concern of Richard Rhinehart and Jon Ippolito’s new book Re-Collection: Art, New Media and Social Memory, which has just been published by MIT Press.

This book, if at times deploying rather melodramatic language about the ‘extinction!’ and ‘death!’ of digital culture, gently introduces the reader to the wider field of digital preservation and its many challenges. Re-Collection deals mainly with born-digital archives, but many of the ideas are pertinent for thinking about how to manage digitised collections as well. Stop Rewind

In particular, the recommendation by the authors that the digital archival object remains variable was particularly striking: ‘the variable media approach encourages creators to define a work in medium- independent terms so that it can be translated into a new medium once its original format is obsolete’ (11). Emphasising the variability of the digital media object as a preservation strategy challenges the established wisdom of museums and other memory institutions, Rhinehart and Ippolito argue. The default position to preserve the art work in its ‘original’ form effectively freezes a once dynamic entity in time and space, potentially rendering the object inoperable because it denies works of art the potential to change when re-performed or re-interpreted. Their message is clear: be variable, adapt or die!

As migrators of tape-based collections, media variability is integral to what we do. Here we tacitly accept the inauthenticity of the digitised archival object, an artefact which has been allowed to change in order to ensure accessibility and cultural survival.

US/ European differences ?

While aesthetic and theoretical thinking is influencing how digital information management is practiced in the US, it seems as if the European approach is almost exclusively framed in economic and computational terms. 

Consider, for example, the recent EU press release about the vision to develop Europe’s ‘knowledge economy‘. The plans to map and implement data standards, create cross-border coordination and an open data incubator are, it would seem, far more likely to ensure interoperable and standardised data sharing systems than any of the directives to preserve cultural heritage in the past fifteen years, a time period characterised by markedly unstable approaches, disruptive innovations and a conspicuous lack of standards (see also the E-Ark project).

It may be tempting these days to see the world as one gigantic, increasingly automated archival market, underpinned by the legal imperative to collect all kinds of personal data (see the recent ‘drip’ laws that were recently rushed through the UK parliament). Yet it is also important to remember the varied professional, social and cultural contexts in which data is produced and managed.

One session at DigiPres, for example, will explore the different archival needs of the cultural heritage sector:

‘Digital cultural heritage is dependent on some of the same systems, standards and tools used by the entire digital preservation community. Practitioners in the humanities, arts, and information and social sciences, however, are increasingly beginning to question common assumptions, wondering how the development of cultural heritage-specific standards and best practices would differ from those used in conjunction with other disciplines […] Most would agree that preserving the bits alone is not enough, and that a concerted, continual effort is necessary to steward these materials over the long term.’

Of course approaches to digital preservation and data management in the US are largely overdetermined by economic directives, and European policies do still speak to the needs of cultural heritage institutions and other public organisations.

What is interesting, however, is the minimal transnational cross pollination at events such as DigiPres, despite the globally networked condition we all share. This suggests there are subtle divergences between approaches to digital information management now, and how it will be managed in coming years across these (very large) geopolitical locations. Aesthetics or no aesthetics, the market remains imperative. Despite the turn toward open archives and re-usable data, competition is at the heart of the system and is likely to win out above all else.

Posted by debra in audio tape, video tape, 0 comments
26
Jun
2013

Digital Preservation – Planning for the Long Term

There are plenty of reflections on the Great Bear tape blog about the fragility of digital data, and the need to think about digitisation as part of a wider process of data migration your information will need to make in its lifetime.

We have also explored how fast moving technological change can sometimes compromise our capacity to construct long term strategies for the survival of digital data.

digital-data-stream-visualisation (2)

This why it is so important that organisations such as the Digital Preservation Coalition, founded in February 2002, articulate a vision that aims to make ‘digital memory accessible tomorrow.’ Their website goes on to say:

Our generation has invested as never before in digital resources and we’ve done so because of the opportunity they bring. They have grown in volume, complexity and importance to the point that our children are baffled by the inefficiencies of the analogue age. Pervasive, fluid and fragile: digital data is a defining feature of our age. Industry, commerce, government, law, research, health, social care, education, the creative industries, the heritage sector and private life depend on digital materials to satisfy ubiquitous information needs and expectations. Digital preservation is an issue which all organisations, particularly in the knowledge sector, will need to address sooner or later.

As providers of a digitisation service it is important for us to understand digitisation in line with the ideas articulated above. This means creating high quality, uncompressed files that will make it as easy as possible for data migrations to happen in the future should they need to.

Organisations such as the Digital Preservation Coalition are providing sensible advice and creating forums for learning and debate about the problems and possibilities of digital preservation.

These are two things that are needed as we come to navigate an information environment heavily populated by ‘pervasive, fluid and fragile’ digital data.

 

Posted by debra in audio tape, video tape, 1 comment

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