Analogue PC audio (soundcard) uses mini jacks;
_ / \ \ / <-- Tip === | | <-- Ring === | | | | <-- Sleeve | | | | =====
Left Tip Right Ring GND Sleeve
Pink Mic Blue Line
Green Main / Front Brown Side Black Rear Orange Center / Subwoofer
Also known as a source follower of common drain amplifier.
+---------> + 5 V | | | d | |---+ -- | | Fet / \ |-------->|---+ | || || g | s | \ / |---+ | -- | | | | | | *---+ +---> Audio electret | | | | mic | | | | | +++ | | | 2.2 kΩ | +++ | | | | | | +---------*---------> GND
This system is incompatible with PC microphone inputs. You need a pre amplifier and power source to make this work.
Also known as a common source amplifier.
+---------> + 5 V | | | +++ | | 2.2 kΩ +++ | | | | | *---+ +---> Audio | | | | | d | |---+ -- | | Fet / \ |-------->|---+ | || || g | s | \ / |---+ | -- | | | | | electret | | mic +---------*--------> GND
This is compatible with mic in.
+---+ +--------> Ring <-----+ +-----> + 5 V | +---+ | 2k2 | | | | *--------> Tip <------+ +------> Audio | | | | | | | d | |---+ -- | | Fet / \ |-------->|---+ | || || g | s | \ / |---+ | -- | | | | | electret | | mic +---------*--------> GND / <--------------> GND Shield / Sleeve
Left: +---+ +---+ +---> + 5 V | +---+ | 2k2 | | | | +--------> Tip <---*----+ +----> Audio | | | | | | | d | |---+ -- | | Fet / \ |-------->|---+ | || || g | s | \ / |---+ | -- | | | | | electret | | mic +---------*--------> GND / <-------------> GND L Shield / Sleeve Right: +---+ +---+ +---> + 5 V | +---+ | 2k2 | | | | +--------> Ring <---*----+ +----> Audio | | | | | | | d | |---+ -- | | Fet / \ |-------->|---+ | || || g | s | \ / |---+ | -- | | | | | electret | | mic +---------*--------> GND / <-------------> GND R Shield / Sleeve
HDA
+-----+ 1 Mic Left | * * | 2 Gnd 3 Mic Right | * * | 4 Presence 5 HdPh R | * * | 6 Mic Det 7 Sens Send | * | 9 HdPh L | * * | 10 HdPh Det +-----+
pin 1 - Left signal output pin 2 - Ground pin 3 - Right signal output
pin 1 - left signal pin 2 - ground pin 3 - ground pin 4 - right signal
Or
pin 1 - left signal pin 2 - ground pin 3 - right signal pin 4 - ground