Recent content by jascha

  1. J

    Studer A807 MK1 died due to a shorting problem. Help please

    I am glad to report that my A807 MK1 is back in service and all faults fixed. Thanks to all who on different forums helped me and gave positive hope . At the end the fault caused failure of IC3, 13 & 20 and corrupted the EPROMs. Although all the mentioned ics were replaced the damage was still...
  2. J

    Studer A807 MK1 died due to a shorting problem. Help please

    Thanks guys. I have posted on different forums and did contact Ki however i heard no reply yet. It’s looking like the 2 eproms are blown from response I received from a tech when I des robed the symptoms. All ics on the main board have been checked and are ok and all voltages present. It’s a...
  3. J

    Studer A807 MK1 died due to a shorting problem. Help please

    Hi everyone, I wonder if anyone can direct me in the right path to solve and understand what happened unfortunately to my dear Studer A807 VU MK1. My A807 Mk1 suffered an unnecessary fault caused by a short which sadly happened whilst it was powered up and as a result a number of components...
  4. J

    Studer A807 - Tension adjustment for smaller reels

    A few years have passed since my post however it's never too late. Just an update to post regarding my Studers & tension adjustments for an A807 to be more gentle on less robust tape or using smaller reels. Firstly Studer had published a modification on the Spooling motor board which needs to be...
  5. J

    Studer A807 - Tension adjustment for smaller reels

    Brilliant :). many thanks. I shall be looking forward to some suggestions to improve my machines as I would like them to be gentle with smaller tapes too if I need to make a transfer or listen to something that is vintage from my collection without ending up tearing the tape. Cheers
  6. J

    Studer A807 - Tension adjustment for smaller reels

    Hi everyone, This is my first post on this forum and would like some advice please and technical help. I have posted this thread on similar forums but so far had no help so I thought I post it here too I have 2 Studer A807s, MK1 with VU meters on board and a MKII with meter bridge and on...
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