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Tunable ceramic filters

  • US 6,147,577 A
  • Filed: 01/15/1998
  • Issued: 11/14/2000
  • Est. Priority Date: 01/15/1998
  • Status: Expired due to Fees
First Claim
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1. A tunable dielectrically loaded waveguide cavity filter with an extended tuning range of at least 2 GHz comprising two opposed ceramic pucks.

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