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CONTENTS F E A T U R E S S P E C I F I C A T I O N S P A N E L E X P L A N A T I O N P R E C A U T I O N F O R U S E O P E R A T I N G P R O C E D U R E M A I N T E N A N C E A p r o d u c t of...
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F E A T U R E S The F L - 1 4 0 provides on-meter direct readings of The F L - 1 4 0 has the T O S C O P E terminal flutter wow and and rotational d r i f t of tape analyzing wow and f l u t t e r components and the...
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S P E C I F I C A T I O N S Unweighted characheristics : [ W o w Flutter M e t e r ] . . . 0 . 5 ~ 2 0 0 H z ( - 3 d B ± 1dB) [ J I S ] Measuring center frequency : 0 .
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Output voltage : A p p r o x . 0 . 2 V r m s (Open output) [ D i m e n s i o n s ] 2 1 2 W x 133H x 2 7 2 D m m Output impedance : A p p r o x .
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PANEL E X P L A N A T I O N F i g . 1 F r o n t panel F i g . 2 Rear panel...
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0 F L U T T E R Front panel • Measures f l u t t e r w i t h frequency components f r o m W o w - f l u t t e r meter 6 to 200Hz ( - 3 d B ) .
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Usage of Output T e r m i n a l s on Rear .Panel Connect to a pen recorder digital memory scope to record wow and f l u t t e r Connect to an oscilloscope, memory scope, d i g i t a l memory scope, F E T analyzer, etc.
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PRECAUTIONS FOR USE Do not use t h i s meter in a place exposed to Note t h a t accurate wow and f l u t t e r measurement direct sun light. Otherwise, the internal temper- is not secured if t h i s meter is set up and put ature rises excessively, resulting' in unstable oper- down.
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OPERATIONG PROCEDURE How to Use as Wow-Flutter Meter Preliminary Work Connect t h i s meter and a test piece ( i . e., a tape Make sure t h a t the is suitable f o r the supply recorder, record player, etc.) as shown in F i g .
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R e a r panel of F L - 1 4 0 F r o n t panel of F L - 1 4 0 R or L R or L Play terminal R or L Channel Terminal Tapedeck Record player F i g .
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Select a F U N C T I O N button ® corresponding desired frequency components. Frequency compo- nents are as f o l l o w s : Frequency component (Band width) F U N C T I O N weighted characteristics common to standards 0.2 ~ 200Hz 0.5 (0.3) ~ 6Hz...
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MAINTENANCE voltage to the m a r k T and plug the fuse holder back into place. When changing the supply setting Caution : Read this page carefully to keep your s a f e t y . f r o m 100/120V to 220/240V, change the 0.3A fuse for F o r E l e c t r i c Shock Protection : Be sure to disconnect a 0.2A one.