VHF 144MHz preamplifier ( 2 meters ) with VOX circuit. You can use it with 100W. Coaxial relè on board. Perfect for EME, SAT, CONTEST and TROPO use. Very low noise figure ( 0,5dB max with relè ON ) You can supplied by coaxial cable.
88-108MHz coaxial notch filter ( or band stop filter ) with N connector. It attenuates over 90db at 98 MHz. Among the best notch filters present on the world market today. Perfect for professional use and/or amateur radio.
VHF Band pass Filter for 144 MHz (2 meters). Thanks to the triple helix filter It is possible to attenuate FM broadcasting up to 100dB with an insertion loss of only 0,30dB. Perfect for use EME, Tropo, contest but also for use on radio bridges analog or digital or APRS.
A 144 MHz ( 2 meter ) VHF preamplifier with innovative design. Input notch filter 88-108MHz. Uses a ATF531P8 module that provides a noise figure of 0, 30db. Perfect for use Sat, EME, contest and Tropo. Anticorodal Aluminium cylindrical Design.
Low pass filter 100W
Create for ICOM 7300, SDR RTX, HF radio and receivers. Eliminate the broadcasting FM problem in HF and 6 meters frequency
Compact, light and small. Helical band pass filter for recevice the FM BC frequency from 88 MHz to 108MHz.
Compact, light and small. Triple helical band pass filter for recevice the 4 meter band 70MHz.