Uher 4000 Report-L recording level problem - Page 2 - diyAudio
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Old 2nd January 2013, 09:25 AM   #11
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Join Date: Feb 2012
Question Simple Checks

Just shot in the dark/Messure AC voltage Record Head,
Compare Bios Voltage,check with scop if have one.
if close/?boath changles or one/nex check Head wires to cicut board/dirrect or plug into Recorder-messure omes from input to out of plug/reason (system hum) This should take about one hour to check,

Good Luck 4ROB
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Old 19th June 2013, 05:24 AM   #12
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Join Date: Feb 2012
Are There any tubes in Recorder? if so check/
If not any plug in conector from Heads Clean contacts re insert any pre amp board with edge pull out and reisert old equtment contacs will oxidiz,
/de magnetize head's/clean vlume controls,
ANY diferance?
Good Luck 4ROB
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Old 19th June 2013, 05:27 AM   #13
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Join Date: Feb 2012
Default BIOS?CONNECTIONS?

Quote:
Originally Posted by 4ROB View Post
Just shot in the dark/Messure AC voltage Record Head,
Compare Bios Voltage,check with scop if have one.
if close/?boath changles or one/nex check Head wires to cicut board/dirrect or plug into Recorder-messure omes from input to out of plug/reason (system hum) This should take about one hour to check,

Good Luck 4ROB
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