Petruzzellis T. Telephone Projects for the Evil Genius

McGraw-Hill Companies, Inc. 2009. — XIII+370 p.Approximately 40 projects for enhancing both wire connected phones and ceil phones. Logical, step-by-step presentation. Projects range from simple to complex.Telephone History
How the Telephone Works
Identifying Electronic Components
Reading Schematics
Electronic Parts Installation and Soldering
Telephone Privacy Guard
Modem Protector
Telephone Amplifiers and Projects
Phone Recorder Switch Project
Telephone Conferencer Unit
The Frustrator
Hold Circuits and Projects
Telephone Ringer Projects
Phone Line Status Circuits and Projects
Telephone and Phone Line Testers
FM Telephone Transmitter
Telephone Project
Talking/Musical Telephone Ringer
Telephone Tollsaver
Infinity Bug/Transmitter Project
Radio Phone Patch
Telephone Phone Intercom
Speaker-Phone Project
Telephone Scrambler
Telephone Tattletale
DTMF Telephone Controller Project
The BASIC STAMP Microcontroller
DTMF Touch-Tone Generator/Decoder Display
Caller-ID/Blocker Project
Page-Alert
Tele-Alert Project
Remote Temperature Monitor
Appendix: Electronic Parts Suppliers