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Design a custom Interdigital Bandpass Filter


These filters are generally limited to frequencies above 200 MHZ
post 01 Apr 2026
Design a custom Interdigital Bandpass Filter

Antenna Calculator Links

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Impedance Calculators
These calculators are used by Mantaro engineers and provided freely for your use

J-pole antenna design calculator
For 2 meters, the coil is 4 turns of coax at 5 inches in diameter

Log periodic dipol array
Detail of the end-fed feed of a VHF log periodic dipole array


Microsat

Microsat Ham radio shop for ulari project, aprs, aprs with radio, bluetooth, gps, gsm, ham radio interfaces, weather,accessories, cables to radio

Kits and Components

Amateur radio kits by Kanga US

Enigma Component Shop

Enigma Component Shop Cable & wire,capacitors, connectors, crystals/oscillators, filters, hardware,kits/modules,test & measurement