Using VHS videotape stock for audio recording

Discussion in 'Audio Hardware' started by Burt, Feb 19, 2013.

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  1. Burt

    Burt Forum Resident Thread Starter

    Location:
    Kirkwood, MO
    Has anyone tried this? I know it's at least theoretically possible because VHS uses a linear tape head for the audio track and because there were audio decks with a single small head on the end for video dubbing. I think they were called "layback recorders".
     
  2. Cambot

    Cambot Forum Resident

    Location:
    Chicagoland, USA
    A friend of mine did this back when WXRT in Chicago (or was it NPR?) played "Let It Be... Naked" in its entirety prior to release. He said it was due to superior sound quality over whatever else was available to him. I'm pretty sure he only used the stereo audio track section of the tape and recorded on a VCR. I know this because my cheap VCR played it back.
     
  3. rockclassics

    rockclassics Senior Member

    Location:
    Mainline Florida
    I have done this too to record off of FM radio. It sounded okay, but not great. however, I suspect that was due more to the sound quality of the FM stations - which was not great. The particular station uses way too much compression in their audio chain.
     
  4. Burt

    Burt Forum Resident Thread Starter

    Location:
    Kirkwood, MO
    I should have been more clear, I meant using it as reel-to-reel stock in a conventional audio recorder. A half inch machine of course (or slit for 1/4")
     
  5. Steve Hoffman

    Steve Hoffman Your host Your Host

    Location:
    Los Angeles
    The 80's are over.
     
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  6. farmingdad

    farmingdad Forum Resident

    Location:
    albany, oregon
    When I was in a band we would always record our performances on VHS. However, that was twenty something years ago and I don't remember much about it.
     
  7. RobHolt

    RobHolt Forum Resident

    Location:
    London UK
    Try it - won't do any harm to the tape machine but I'll be surprised if the biasing and EQ requirements of the tape are the same as normal ferric oxide audio tape. I'm pretty sure video tape is formulated to operate at the higher frequencies suitable for video.
    You won't get much playing time though. Not much tape in those VHS cassettes and they ran at slow speed.

    Nicam recoding onto VHS could sound pretty decent back in the day.
     
  8. Burt

    Burt Forum Resident Thread Starter

    Location:
    Kirkwood, MO
    You can still get "pancakes" of 1/2" videocassette tape pretty cheap. I don't know how it will bias up or what its characteristics will be: I thought someone has probably tried it. Those layback recorders had conventional Ampex electronics so they can't be radically different, I would think.
     
  9. RobHolt

    RobHolt Forum Resident

    Location:
    London UK
    Ah, I though you meant removing the tape from cassettes :)
     
  10. T'mershi Duween

    T'mershi Duween Forum Resident

    Location:
    Y'allywood
    I used a Hi-Fi VCR as a mastering deck for my Tascam Porta One 4 track cassette. I also used a Betamax. And the Sony PCM converter (early digital) that worked with a Betamax. Then I had a DAT machine.

    We refer to those as the "bad old days". :)
     
  11. Jrr

    Jrr Forum Resident

    Well, I used to own a recording studio and had a high end JVC VHS Hi Fi deck and as an experiment mastered some 16 track stuff to it. Sounded pretty darn good to me! As Steve said above, the 80's are over...don't see the point with cheap recording technology but if you just want to have some fun, why not? It will definitely work.
     
  12. MLutthans

    MLutthans That's my spaghetti, Chewbacca! Staff

    That's not what the OP is talking about. He's wondering if you can take VHS tape stock and use it on a 1/2-inch reel-to-reel audio recorder (or slit-cut it for use on a 1/4" machine).
     
  13. eb2jim

    eb2jim Forum Resident

    I was in a recording studio in the 80's where they used VHS tapes for audio - some machine they had. But if you want to pull it out and use it on a reel you could. It's tape. You can pop open 8 track carts and hi 8 video tapes too. All magnetic tape.
     
  14. SimplyOrange

    SimplyOrange Forum Resident

    I've recorded albums onto VHS before. As I recall, it sounded very good. But I had a crappy HiFi VCR with no input volume.

    Very good if you want to keep that analog warmth, without the hassle of cassette and the expense of reel. I used to call it "a poor man's reel to reel." :laugh:

    But putting the tape on a reel to reel deck, I have no idea.
     
  15. MLutthans

    MLutthans That's my spaghetti, Chewbacca! Staff

    I don't see how this can work. 1.) Audio tape is formulated to work well within a certain bandwidth; 2.) Video tape is THIN. I think the thickest VHS tape is under 0.02 mm thick. Scotch 111 audio tape? Over 0.03 mm, or over half-again as thick. Never mind the differences in backcoating. It's a no-go, IMO, but I gotta admit, I've never even thought of trying it!

    EDIT: Ampex 499 is about 2.5 times thicker than the thickest VHS stock.
     
  16. kevintomb

    kevintomb Forum Resident

    I dont think the quality is good enough to even bother doing this.

    I get what he is saying, but VHS used tape that was very thin, and was solely meant to move extremely slowly.

    At an "real speed" ( 7 1/2 IPS or even 15 IPS ) it would just not hold up or stretch or something. Its just not the same stuff.
     
  17. DEG

    DEG Sparks ^^^

    Location:
    Lawrenceville Ga.
    I used to use the VCR as an audio only recorder, runnimg at the 2 hour speed for a T-120 tape and since the VCR head spins and the size of the tape is gigantic, you can get very very good audio out of some machines. I still have a decent VCR and a bunch of tapes, maybe for fun I'll record a "comp" and see, I mean hear, how it sounds. But I know nothing about cutting tapes up to fit other types of recorders.

    David
     
  18. Collector Man

    Collector Man Well-Known Member

    For a start the idea of slitting the tape from 1/2 inch to a 1/4 inch standard ...it is a simple case of "forget it". Firms like BASF and others when it was 'the big thing' went to great expensive lengths in providing such tape for 1/2 video, open reel and cassette needs that were first factory manufactured it in far larger width rolls. . It was then PRECISON cut under extremely tight tolerances down to the other required sizes. That same precision , one would expect ,is not available to a D.I.Y user, now.

    On the other hand, people forget that although video tape moved at standard speed at a slow rate through the case mechanism holding it......the spining drum head of the video machine recording and playing the tape back "for all intent and sonic purposes" then was tricked so to speak: TRANSFORMING IT into something sonically equivalent to that expected from a 15 I.P.S tape travelling across a stationary head in a normal open reel sound recorder.
    Another way of looking at it : In such a mechanical configuration, the tape head gap does not get the chance to see the cut off point in the actual tape head gap that it otherwise should.Rather than moving tape that across stationary head, here you have moving tape just "kiss-contacting" a spinning head.
     
  19. McLover

    McLover Senior Member

    Not suited for the purpose. Too thin, too low output. Too many dropouts. Hi Fi VHS is not a good option for archival purposes or if it needs to be played back on different machines, tracking incompatibility abounds. And also that non defeatable compander which is audible on some content. 7 1/2 IPS upward half track open reel much better, more stable and compatible and on good tape stock more archival. If you want to record audio on videotape, get a PCM adapter and a Beta or U-Matic machine.
     
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  20. strat95

    strat95 Senior Member

    Location:
    Toronto
    Your signature ("The past is never dead. It's not even past." - William Faulkner) makes me doubt your comment. Or is it the other way around? ;)
     
  21. MacGyver

    MacGyver Forum Resident

    Location:
    IRRIGON, OR. U.S.

    not for everyone ... :p
     
  22. John S

    John S Forum Resident

    Location:
    Columbus, OH
    Yeah, that's what I think when I hear of people paying big bux for a freakin' turntable.
     
  23. Claude

    Claude Senior Member

    Location:
    Luxembourg
    The 80's, the only decade in which CDs and LPs had to spin vertically ;)

    [​IMG] [​IMG]
     
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  24. John S

    John S Forum Resident

    Location:
    Columbus, OH
    The very first CD I ever saw was spinning virtically in partial view as in the machine above. It was in a high-end audio salon. After listening for a couple minutes the guy next to me left in a huff. "Just what I thought. I hear DIGITALIS," he said.
     
  25. shstrang

    shstrang Forum Resident

    I think vhs videotape is more like chrome than ferric plus it's much thinner than even 1.0 mil tape. I tried recording on 1" video tape one time (which is also like chrome) on an Otari mx70 1" 8 channel recorder and it sounded like an improperly eq'd and biased cassette recording on chrome tape. 1" video tape was also very thin (not sure how thin compared to vhs tape).
    I always wanted to try recording video on 9 track 1/2" computer tape and recording video on 1" ferric audio tape.
     
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