DL 5 DBM`s 2meter ANTENNA PREAMP
Homebrew with CF300 DGMF with about .24 dBD gain.
Homebrew 2m preamp.!!
With a dualgate galiumarsenid fet CF300 with switchable amplifikation 14 and 24 dBD.
Noisfaktor better then 0,9dB
Feedtrough attenuation better than 0,2 dB
Maximum powerrating 750 W PEP on 2 meters with these relais.
Material costs about 140 US $
Have a look at the information before downloading !!
download preamp. Information 380 KB