Hits
HB9CV-Antenna for 2 m 6 m and 10 m
When compared to two-element antennas of conventional design, it can be assumed that the HB9CV gain of approximately 4.2 dBd 1 is about the same as that of classic beam / reflector and radiator / director combinations
post 27 Mar 2024
Antenna for UHF VHF Links →
Dual Band Half-Wave Flower Pot Antenna
The Flower Pot antenna can be readily modified to dual band
2 meter ssb yagi plans for sideband fun
Optimized using 144.250mhz as the center frequency which is in the middle of the SSB portion of the 2 meter band
2 Meter Slim Jim Antenna
This 2 Meter 300 Ohm Slim Jim antenna is constructed from regular 300 ohm twinlead
Vhf and Uhf Flowerpot Antenna
The antenna is constructed from rg58/u coax 22mm plastic plumbing
Diy a helical antenna for 432-435
diy a 14-turn home-made helical antenna for 432/435mhz
155
The Flower Pot antenna can be readily modified to dual band
Optimized using 144.250mhz as the center frequency which is in the middle of the SSB portion of the 2 meter band
This 2 Meter 300 Ohm Slim Jim antenna is constructed from regular 300 ohm twinlead
The antenna is constructed from rg58/u coax 22mm plastic plumbing
diy a 14-turn home-made helical antenna for 432/435mhz
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal