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RF Cascade Workbook for Excel

RF & Electronics Symbols for Visio

RF & Electronics Symbols for Office

RF & Electronics Stencils for Visio

RF Workbench

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Espresso Engineering Workbook™

Smith Chart™ for Excel

Innovative Power Products (IPP) 90 deg Hybrid Couplers

WCDMA Band Frequency Assignments

WCDMA (or W-CDMA) operations are designated by nine bands as indicated in the following table.

Band 1 2,100 MHz
Band 2 1,900 MHz
Band 3 1,800 MHz
Band 4 2,100 / 1,700 MHz
Band 5 850 MHz (for the U.S.)
Band 6 850 MHz (for Japan)
Band 7 2,500 MHz
Band 8 900 MHz
Band 9 1,700 MHz (for Japan)

Wireless Spectrum Chart, by QRC Technologies

Innovative Power Products (IPP) 90 deg Hybrid Couplers
Anritsu Test Equipment - RF Cafe

Innovative Power Products Cool Chip Thermal Dissipation - RF Cafe

Anatech Electronics RF Microwave Filters - RF Cafe