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authorUwe Freese <thebreaker@rockbox.org>2002-12-13 00:05:12 +0000
committerUwe Freese <thebreaker@rockbox.org>2002-12-13 00:05:12 +0000
commit5ff17c8b1d09dc5c8ffc3dd2a9431387d1aefdf9 (patch)
tree975b313b5a6a4179574b2eb96ee873477d0f6252 /docs/FAQ
parent265a75d11ab9aad824c3a033bed7492d0b7ef54e (diff)
downloadrockbox-5ff17c8b1d09dc5c8ffc3dd2a9431387d1aefdf9.tar.gz
rockbox-5ff17c8b1d09dc5c8ffc3dd2a9431387d1aefdf9.zip
added link to mic powering
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2980 a1c6a512-1295-4272-9138-f99709370657
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@@ -629,4 +629,7 @@ A69: There are several types of microphones.
where the sound goes through, dc value) for feeding the FET of
an electret condenser capsule (see above) (and this power could
also used to feed a mic amplifier), but the archos hasn't
- (it's a line in and no mic in!). \ No newline at end of file
+ (it's a line in and no mic in!).
+ If you want to know more on microphone powering, read this:
+ http://www.hut.fi/Misc/Electronics/circuits/microphone_powering.html.
+ (As described, you need also amplification.)