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View Full Version : Telephone = Microphone


insaneflyingmonkey
09-28-2006, 08:07 PM
I was just wondering if anyone knew the particulars of turning a telephone reciever into a microphone. Before anyone says, "you connect wire a to wire A, and wire b to wire B, and if that fails connect a to B, and A to b," I've already tried that. Alright, here's the set-up: I've got a telephone reciever and a cord for some headphones, and a computer. I have tried every logical combination of wire arrangement but to no avail. Is there something more complex than just arranging wires (ie power difference between lines, voltage difference, current difference, etc...), and I need another component?

I figured on this being an easy enough project seeing as any speaker can be wired in reverse to make a mic, and it's based on a telephone mic anyways... Arg...

If anyone needs a recorded example of this technique, check out Japanther or Bob Log III.

kidthatplaysguitar91
09-28-2006, 09:00 PM
instead of doing this,










Buy a mic.................

insaneflyingmonkey
09-28-2006, 09:25 PM
Please, don't get smart with me. I own a mic. I'm not retarded. My mic happens to be over 4000kms from me right now, and I ain't buying another one. Also, I'm rather bored, and, more importantly, want to play around with the effect/distortion of a recycled telephone mic anyway.

Toaster
09-28-2006, 09:41 PM
I think that's a really cool idea.

isojoe420
09-28-2006, 10:17 PM
Ummm, yeah.....
















Buy a mic...

insaneflyingmonkey
09-29-2006, 12:15 AM
C'mon, are you guys gonna tell me you never played with lego as a kid? Most of the fun was in building it, not playing with it. I mean, I've got a family history of electrical incidents, and more knowledge of the physics theories behind how it works than actual physical knowledge of wiring etc, but hey, that's the fun. Besides, it's all about diy and on a budget. Its not like I'm the first person to attempt this either... I'm not a freak... I swear!

FRUGiHOYi
09-29-2006, 12:17 AM
Sounds like a cool idea to me, but I don't know how to do it.

Seafroggys
09-29-2006, 01:52 AM
If you wanted to use it as a special type of mic effect, go for it! The real thing beats out processors anyday.

10571z
09-29-2006, 08:57 AM
Could be fun and intresting. Post some examples once you work it out!

shayne_122
09-29-2006, 11:53 AM
I know an old computer of mine had what was called a "telephony" modem, meaning it had an input and input/output telephone jack.

I looked it up a bit, and it seems that with the right software, you could use this sort of hardware to record through a telephone reciever.

I know it isn't much help, but it's a start I supppose.

http://www.nch.com.au/hardware/setup/callrec/multipleanalog.html

That's where I looked around a bit. ^

Aus_rock_god
09-29-2006, 01:12 PM
Hmm.

Okay, try usng the wires inside the phone, rather than the ones on the mic itself.

I think phone mics need power from the phoneline to actually run.

You need to find somewhere you can tap into the signal, while keeping the phone plugged into the wall.

pitchfork
09-29-2006, 01:55 PM
Look for an article on building a beige box, it may help you.

shayne_122
09-29-2006, 06:34 PM
Anarchy cookbook, ftw?


and yeah, I think telephone mics are electret condensers aren't they?

insaneflyingmonkey
09-30-2006, 01:00 PM
Thanks guys, I'll try out those ideas.