OP Amps
Hardware handbook
Dishes upto 3.7 m
Look under mesh antennas, the 3.7 Meter antenna costs only around 800 Euroes complete plus tax and 65 Euroes shipping.
Geophones
Geophones, they have 1 Hz versions as well as 4.5 Hz versions
AllDataSheet specifications
A dammed good site to find data sheets of electronic components
Compulab systems
Specification for 74.. curcuits
Source for the fgm3 magnetometer
Click for Dipped Tantalum Capacitors description
Click for Wet Tantalum Capacitors description
Click for Solid Tantalum Capacitors description
Click for Radial Leads Multilayer Ceramic Capacitors description
Click for Multilayer Chip Ceramic Capacitors description
Click for Axial Leads Multilayer Ceramic Capacitors description
Agilent Technologies
Have you ever tried to find a Data Sheet or a Part from HP and have given up hope? Try the following link which is the main part page. Click on Data Sheets then RF and Microwave and you have arrived. I successfully found a Data Sheet for a diode from 1982. Look up this link and set yourself a Favorit or you will be angry with yourself one day for not doing so.
Source for 60°C Heating pills
Find any Semiconductor Manufacturer
www.chipdocs.com
www.beis.de
www.selfmadehifi.de
Hardware Information
Micro chip pinning and Data Bank