23cm interdigital filters

Filter for atv and ssb for 100 euro, attenuation on 950mhz 60db, on 1800mhz 80db and on the second harmonic 55db
post 23 Dec 2021


Antenna 23cm 1.2 GHz Links

58



Project Building a SWR for measuring 23 cm
Here I will show how to use inexpensive components craft box, flea market, etc. to make a device that is suitable for our purpose

Ricetrasmettitore 1 . 3 GHz
Ricetrasmettitore a larga banda per collegamenti packet sulla gamma 23 cm

Simple band-pass filter for 23cm
The design seems to work well; I tried a prototype with adjustable input taps, and found that the input and output tap positions on the lines were not too important

3.4GHz Alford Slot

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