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Dual Band 2-in-1 RF Filters

Fri, 04/06/2001 - 5:21am

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EPCOS announces the expansion of its line of "2-in-1" filters with a low-loss 2-in-1 RF Filter that outperforms its predecessor with a 38 percent reduction in size.

As with other EPCOS 2-in-1 filters, this device combines two integrated SAW (Surface Acoustic Wave) filters in a single package, enabling designs for split-or dual-band filtering.

The new low-loss 2-in-1 RF Filter for mobile telephones PCS systems transmit path incorporates one filter for the high range and a second for the low range of the band, for split-or half-band filtering. Available in a 3 x 3 mm ceramic package, it provides low loss of 3.0 dB and 35 dB attenuation at 1930-1990 MHz over the specified temperature range.

EPCOS also offers 2-in-1 dual band filters available for either PCN/PCS or EGSM/PCN bands.

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