This antenna is a narrow band high impedance resonant antenna which needs to be used with the high impedance input port of the malachite receiver otherwise the antenna will be detuned and cannot work specifications color blue redblue sw shortwave antenna frequency range 4mhz 24mhzred am mw medium wave antennafrequency range 500khz 2000khzpackage included blue1 x sw antenna blue color red 1 x am mw antenna red color 2pcs red blue1 x am mw antenna 1 x sw antenna
