Re: Telephone PC Interface
From: Jay (lschultz_at_centurytel.net)
Date: 09/16/04
- Next message: Eric: "Re: AOC CM-735 - problem with red colour"
- Previous message: James T. White: "Source for Knobs for Older Tektronix Scopes?"
- In reply to: Michael A. Covington: "Re: Telephone PC Interface"
- Next in thread: Carl Wedekind: "Re: Telephone PC Interface"
- Messages sorted by: [ date ] [ thread ]
Date: 16 Sep 2004 07:28:58 -0700
"Michael A. Covington" <look@ai.uga.edu.for.address> wrote in message news:<414848f7$1@mustang.speedfactory.net>...
> Soundcards don't take the same kind of microphones as tape recorders. A
> tape recorder or PA system takes a microphone that outputs about 1 mV. A
> soundcard supplies power through a resistor to a transistor inside the
> microphone, amplifying the sound level to about 30 mV.
>
> A few years ago I published an article and circuit in QST (the ham radio
> magazine) about how to use a traditional microphone with a soundcard. It's
> a 1-transistor amplifier. I don't have the circuit or the exact reference
> handy.
Okay, thanks for the advice. Apparently the mike jack isn't
compatible with a telephone/cassette interface. What about the line
in jack on the back of the computer? Would this be compatible with
this type of interface?
- Next message: Eric: "Re: AOC CM-735 - problem with red colour"
- Previous message: James T. White: "Source for Knobs for Older Tektronix Scopes?"
- In reply to: Michael A. Covington: "Re: Telephone PC Interface"
- Next in thread: Carl Wedekind: "Re: Telephone PC Interface"
- Messages sorted by: [ date ] [ thread ]
Relevant Pages
|
