Is this capacitor polarized?










3












$begingroup$


I recovered a few capacitors of this style from an old cassette player. As far as I can tell, it seems like Mylar film, but the “100⊖” marking has me wondering. Is this some peculiar shaped tantalum capacitor, or is the indicator not a polarity marking?



enter image description here










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$endgroup$











  • $begingroup$
    related thread about salvaging components from junk
    $endgroup$
    – Nick Alexeev
    Nov 13 '18 at 0:56






  • 2




    $begingroup$
    Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
    $endgroup$
    – analogsystemsrf
    Nov 13 '18 at 2:19
















3












$begingroup$


I recovered a few capacitors of this style from an old cassette player. As far as I can tell, it seems like Mylar film, but the “100⊖” marking has me wondering. Is this some peculiar shaped tantalum capacitor, or is the indicator not a polarity marking?



enter image description here










share|improve this question









$endgroup$











  • $begingroup$
    related thread about salvaging components from junk
    $endgroup$
    – Nick Alexeev
    Nov 13 '18 at 0:56






  • 2




    $begingroup$
    Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
    $endgroup$
    – analogsystemsrf
    Nov 13 '18 at 2:19














3












3








3





$begingroup$


I recovered a few capacitors of this style from an old cassette player. As far as I can tell, it seems like Mylar film, but the “100⊖” marking has me wondering. Is this some peculiar shaped tantalum capacitor, or is the indicator not a polarity marking?



enter image description here










share|improve this question









$endgroup$




I recovered a few capacitors of this style from an old cassette player. As far as I can tell, it seems like Mylar film, but the “100⊖” marking has me wondering. Is this some peculiar shaped tantalum capacitor, or is the indicator not a polarity marking?



enter image description here







capacitor identification polarity






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 13 '18 at 0:51









SquSqu

185




185











  • $begingroup$
    related thread about salvaging components from junk
    $endgroup$
    – Nick Alexeev
    Nov 13 '18 at 0:56






  • 2




    $begingroup$
    Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
    $endgroup$
    – analogsystemsrf
    Nov 13 '18 at 2:19

















  • $begingroup$
    related thread about salvaging components from junk
    $endgroup$
    – Nick Alexeev
    Nov 13 '18 at 0:56






  • 2




    $begingroup$
    Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
    $endgroup$
    – analogsystemsrf
    Nov 13 '18 at 2:19
















$begingroup$
related thread about salvaging components from junk
$endgroup$
– Nick Alexeev
Nov 13 '18 at 0:56




$begingroup$
related thread about salvaging components from junk
$endgroup$
– Nick Alexeev
Nov 13 '18 at 0:56




2




2




$begingroup$
Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
$endgroup$
– analogsystemsrf
Nov 13 '18 at 2:19





$begingroup$
Given neither end has any markings to indicate polarity, no broad lines coming down an end, I'd say this is 0.010uF 100Volt.
$endgroup$
– analogsystemsrf
Nov 13 '18 at 2:19











1 Answer
1






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5












$begingroup$

My guess would be 10 nF mylar (first 2 digits = 10, third = multiplier 10^3 pF) 100 V. J = 5 %. I reckon that 10 nF is too small for a tantalum so I don't think this is polarized.






share|improve this answer









$endgroup$








  • 1




    $begingroup$
    Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
    $endgroup$
    – TimWescott
    Nov 13 '18 at 1:10










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1 Answer
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5












$begingroup$

My guess would be 10 nF mylar (first 2 digits = 10, third = multiplier 10^3 pF) 100 V. J = 5 %. I reckon that 10 nF is too small for a tantalum so I don't think this is polarized.






share|improve this answer









$endgroup$








  • 1




    $begingroup$
    Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
    $endgroup$
    – TimWescott
    Nov 13 '18 at 1:10















5












$begingroup$

My guess would be 10 nF mylar (first 2 digits = 10, third = multiplier 10^3 pF) 100 V. J = 5 %. I reckon that 10 nF is too small for a tantalum so I don't think this is polarized.






share|improve this answer









$endgroup$








  • 1




    $begingroup$
    Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
    $endgroup$
    – TimWescott
    Nov 13 '18 at 1:10













5












5








5





$begingroup$

My guess would be 10 nF mylar (first 2 digits = 10, third = multiplier 10^3 pF) 100 V. J = 5 %. I reckon that 10 nF is too small for a tantalum so I don't think this is polarized.






share|improve this answer









$endgroup$



My guess would be 10 nF mylar (first 2 digits = 10, third = multiplier 10^3 pF) 100 V. J = 5 %. I reckon that 10 nF is too small for a tantalum so I don't think this is polarized.







share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 13 '18 at 1:06









Steve HubbardSteve Hubbard

1,02217




1,02217







  • 1




    $begingroup$
    Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
    $endgroup$
    – TimWescott
    Nov 13 '18 at 1:10












  • 1




    $begingroup$
    Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
    $endgroup$
    – TimWescott
    Nov 13 '18 at 1:10







1




1




$begingroup$
Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
$endgroup$
– TimWescott
Nov 13 '18 at 1:10




$begingroup$
Me, too. I have no clue what the dingus is after the 100 - maybe a really little logo? But it's the right size and shape to be a mylar cap with that value.
$endgroup$
– TimWescott
Nov 13 '18 at 1:10

















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