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rs232 question

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jenna

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guys whats the C5 in this circuit? ceramic or electrolytic?

store told me there's no ceramic for 4.7 (4n7), only electrolytic.

plus which one is the 10 pico, the "10" or the "101" label?
 

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ericgibbs

Well-Known Member
Most Helpful Member
guys whats the C5 in this circuit? ceramic or electrolytic?

store told me there's no ceramic for 4.7 (4n7), only electrolytic.

plus which one is the 10 pico, the "10" or the "101" label?
The cap across the switch is a low cost ceramic.
The 10p is 10pico farad across the crystal.:)
 
Hi,

You cannot get an electrolytic that small. You could use a polyester (plastic) or ceramic. There are two ceramic 10pF caps either side of the crystal.
 

jenna

New Member
what is the actual label of 10pico farad on the ceramics casing?

i have bought two. one is labeled "10" and the other one "101"

my best guess is "10"
 
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