By __DELETED__ in CircuitsLEDs6,6762411DownloadFavoriteIntroduction: By __DELETED__FollowMore by the author:Add TipAsk QuestionCommentDownload
0Luigi Pizzolito 9 years ago on IntroductionReplyUpvoteI made my version of this ible https://www.instructables.com/id/Dark-Activated-Night-Light/ hope you like it
0mariollop 12 years ago on IntroductionReplyUpvotedoes it matter if its a pnp or a snp transistor?, i did the hook up w/ supply voltage 2 aa batt. 1.5 each and does the size of the eldr matter? 5 replies
0__DELETED__mariollop Reply 12 years ago on IntroductionReplyUpvoteI haven't heard of an snp transistor....As far as I know the size doesn't matter, but the one I used was about 4x5mm
0mariollop__DELETED__ Reply 12 years ago on IntroductionReplyUpvotethanks for the response , i meant npn .
0__DELETED__mariollop Reply 12 years ago on IntroductionReplyUpvoteI don't honestly know the difference between the two. Sorry for being useless >.<I'm just a beginner in electronics really...Thanks for checking out my 'ible though :-)
0ledfreak01__DELETED__ Reply 10 years ago on IntroductionReplyUpvotean npn transistor means it needs a positive volt to turn on and a pnp transistor needs a negative volt
0ledfreak01ledfreak01 Reply 10 years ago on IntroductionReplyUpvoteand in this aplication i beleive you need a npn transistor
0keithosmarferrer 12 years ago on IntroductionReplyUpvotei have a quick question, can i change the LED into a motor? 1 reply
0__DELETED__keithosmarferrer Reply 12 years ago on IntroductionReplyUpvoteI don't see why not... You would need to use a battery strong enough
11 Comments
9 years ago on Introduction
I made my version of this ible
https://www.instructables.com/id/Dark-Activated-Night-Light/
hope you like it
9 years ago
Made one!
9 years ago
Why do you need a resistor for the led if you're using 3v?
12 years ago on Introduction
does it matter if its a pnp or a snp transistor?, i did the hook up w/ supply voltage 2 aa batt. 1.5 each and does the size of the eldr matter?
Reply 12 years ago on Introduction
I haven't heard of an snp transistor....
As far as I know the size doesn't matter, but the one I used was about 4x5mm
Reply 12 years ago on Introduction
thanks for the response , i meant npn .
Reply 12 years ago on Introduction
I don't honestly know the difference between the two.
Sorry for being useless >.<
I'm just a beginner in electronics really...
Thanks for checking out my 'ible though :-)
Reply 10 years ago on Introduction
an npn transistor means it needs a positive volt to turn on and a pnp transistor needs a negative volt
Reply 10 years ago on Introduction
and in this aplication i beleive you need a npn transistor
12 years ago on Introduction
i have a quick question, can i change the LED into a motor?
Reply 12 years ago on Introduction
I don't see why not... You would need to use a battery strong enough