1.2 GHz FM Wireless SpyCa
The camera uses a CMOS sensor, like the AM camera, which work ok with adequate lighting
post 23 Dec 2021
Antenna 23cm 1.2 GHz Links →
A Homebrew Yagi for 1296 MHz DX
As none of the versions satisfied me I could not find a fast solution and started my own design by building countless prototypes and making gain measurements in free space
An interdigital filter for the 23cm band
Build a band-filter for the 23cm band, the following drawing of an nterdigital filter
Analysis of the G3LTF Dual Band Feed for 23cm and 13cm
The feed is a combination of two proven designs, an EIA dual-dipole feed for 23 cm
Antenna a pannello per i 24cm - 1240
Antenna per la banda ATV dei 1240 MHz la struttura e' basata su 3 pannelli disposti a 120° tra loro
Antenna SBFA Short Back Fire Antenna
Si tratta di una sorta di parabola per la banda 1200 MHz 23 cm e 2400 MHz 13cm
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As none of the versions satisfied me I could not find a fast solution and started my own design by building countless prototypes and making gain measurements in free space
Build a band-filter for the 23cm band, the following drawing of an nterdigital filter
The feed is a combination of two proven designs, an EIA dual-dipole feed for 23 cm
Antenna per la banda ATV dei 1240 MHz la struttura e' basata su 3 pannelli disposti a 120° tra loro
Si tratta di una sorta di parabola per la banda 1200 MHz 23 cm e 2400 MHz 13cm
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