Quite a few companies offer totally free items such as wall posters, specialty cardboard
sliding calculators, etc. These offers come and go, so what's listed here today might not
be available tomorrow. Please send me an e-mail if you know of any other such offers. Agilent: Wireless Standards Poster, Essential Tests & Tips for better Transmitter/Receiver Performance Poster (need to register), Taking Digital Communications to Wide-Bandwidth Microwave Frequencies, RF Posters. Anritsu: Very professionally done wall charts in PDF format or request hard copies. "Reference Chart for RF & mWave Communications". For hard copies, send them an e-mail with RF & Microwave Chart 1 or RF & Microwave Chart 2 in the subject line. EMC Labs: Wall chart with emission standards, emission limits, field strength conversion table, helpful formulas, immunity standards, generic immunity standards. Emerson & Cuming: Eccosorb "Problem Solver Kit" (sample tube) contains samples of several E&C products including elastomers and foams for free space applications, cavity resonance problems and surface wave absorption. General Electric: Ultrasonic Testing wall chart. Piezocomposite probe, phased array probe, focused probes, echo evaluation with DAC, A-Scan, B-Scan, & C-Scan displays. GlaxoSmithKline: Periodic Table of the Elements and other wall charts free to educational establishments. In the U.K. Krautkramer: Ultrasonic Testing wall chart. Piezocomposite, phased array and focused probe technology. Network Communications: Wall chart from Agilent.
| Omega Engineering: U.S. Frequency Allocation wall chart and Dimensionless Numbers wall chart. Philips Semiconductor: Wall chart of where the various wireless standards are deployed in the world, plus a matrix of specifications. Pioneers In Technology: A nice timeline wall chart from Agilent. RenewData: Electronic Evidence wall chart. Informative answers about electronic evidence and its use in today’s courtrooms, litigation support, for IT professionals and students. Sencore: Chromaticity chart: click on the chromaticity chart to register. Schaffner EMC: Automotive RF component wall chart. Tektronix: Wall posters for Bluetooth, CDMA2000, GPRS and UMTS. Tektronix: WiMAX wall poster. Tri-Tool: Standard pipe schedule and dimension wall chart. Willtek: 3GSM World wall poster.
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