Technical information

Global positioning system (GPS) technical information

• Common NMEA GPS sentences
• Other NMEA GPS sentences
• GPS ECEF datum transformation
• NAVSTAR GPS User Equipment Introduction
• NAVSTAR GPS Interface Control Document

Electronic circuit schematics

• Alarms and security related schematics
• Audio power amplifier schematics
• Audio preamp circuits
• Automative, car and motorcycle schematics
• Data acquisition and data logging schematics
• Filter schematics
• Games and fun stuff
• Infrared based schematics
• Laser related power supplies and data transmission
• LED related schematics
• Lighting schematics
• Medical and health related schematics
• Microcontroller based schematics
• Misc audio (also see Music, Amplifiers, Preamp)
• Miscellaneous schematics
• Model and remote control schematics
• Motor and general control schematics
• Music related schematics (also see Audio)
• PC related schematics
• PDA interfaces and related schematics
• Photography related electronic circuits
• Power supplies and control schematics
• Radio-frequency schematics (also see Transmitters)
• Solar-powered schematics
• Telephone and intercom related schematics
• Test equipment schematics
• Timing, oscillators etc.
• Transmitter schematics (also see RF)
• Video related schematics