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Try ARDF on 80 Meters
Before two-meter FM became popular in the late 1960's, clubs held their mobile hidden transmitter hunts T-hunts on the 80-meter 80m and 10-meter bands
post 05 Aug 2024
Antennas Receiving Links →
Invisible DX Antenna for the Low Bands
This paper describes a multi-band DX antenna for the 160m-40m amateur radio bands
Dual-Flag Receive Antenna
The antenna is made up of two rectangles 30-feet long by 20-feet tall
Un'antenna in ferrite per 40/80 metri
The simple simple design includes two BFX89, one potentiometer and a variable air condenser, plus a handful of resistors and capacitors
An active passive for rtl-sdr up converter
Receiving antenna for lf/mf/hf as well a passive transmission and reception antenna for vhf/uhf
80
This paper describes a multi-band DX antenna for the 160m-40m amateur radio bands
The antenna is made up of two rectangles 30-feet long by 20-feet tall
The simple simple design includes two BFX89, one potentiometer and a variable air condenser, plus a handful of resistors and capacitors
Receiving antenna for lf/mf/hf as well a passive transmission and reception antenna for vhf/uhf
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters