✆

Get your PHREAK oN!

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DTMF

Caller ID

• https://en.wikipedia.org/wiki/Caller_ID
• http://www.softelectro.ru/bell202_en.html
• http://melabs.com/resources/callerid.htm
• http://what-when-how.com/voip/fsk-caller-id-data-transport-protocol-voip/
• https://hkn.eecs.berkeley.edu/~drake/callsense/callerid.html

Projects

Dial Tone

A simple dial tone generator.

RJ-11 to USB

Create a RJ-11 phone connector to PC converter. Support both rotary and touch-tone based phones.

Potential Hardware:

• Parallax BS2 (w/Professional Development Board)
• Arduino UNO
• USB Sound Card

Nuts & Volts on hooking up a Parallax BS2 to a phone http://www.parallax.com/dl/docs/cols/nv/vol1/code/nv19.zip

Archived link: https://web.archive.org/web/20060315010828/http://www.parallax.com/dl/docs/cols/nv/vol1/col/nv19.pdf