Interesting local auction parts... Band Pass cavity filters

[James Coberly]

Not sure if anyone is interested, but they are cheap.

https://right-way.nextlot.com/auctions/1812244/lots/48785360

[CARC W7VNJ]

Kind of interesting, maybe not so useful for the ham bands - certainly cheap enough! Thanks for sharing - good catch

"Decibel Products DB4011 is a band-pass cavity filter designed for the 70–88 MHz frequency range, commonly used in VHF radio systems for improved receiver selectivity or to reduce transmitter noise and spurious radiation.

Key Features:
Frequency Range: 70–88 MHz (FM broadcast band).
Adjustable Selectivity: Achieved via rotating coupling loops, offering insertion loss settings of 0.5 dB, 1.0 dB, or 2.0 dB."

73

On Thu, Mar 5, 2026 at 8:41 AM James Coberly <ja...@xmc.com> wrote:

Not sure if anyone is interested, but they are cheap.

https://right-way.nextlot.com/auctions/1812244/lots/48785360

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