For example, when UHF signals require amplification, but the VHF signals may not. A directional 6 dB antenna (8-foot) or a long stick 9 dB antennas will have greater range, but directional antennas lose their advantage when the boat is heeled. Antenne VHF, AIS, SSB, HF, GMDSS, NAVTEX, AIR TRAFFIC e. The preferable VHF antenna for a sailboat is a 36-inch whip antenna with a gain of 3dB. The DC power pass on the UHF port allows for UHF-only amplification in special circumstances. Produttore in Italia di una linea completa di antenne marine, terrestri e militari con accessori. AntennaCraft AC9 Low Profile VHF UHF FM HD Antenna (AC9) - AntennaCraft - AC9 - 716079000765 Antennas&sku.
#Antenne vhf tv#
Winegard HD7000R VHF/UHF/FM DTV TV Antenna (HD-7000R) - Winegard - HD-7000R - Antennas&sku. Return loss: IN/OUT 54-88 MHz 18db 174-216 MHz 18dB 470-698 MHz 12dB Anyway, since your in the green and white on TVfool, Ill recommend one of these two antennas pointed toward 95 degrees from magnetic north.The combiner is designed to mount directly to a mast using the adjustable mounting hardware and the housing protects the connections from corrosion. Coaxial cable sold separately. Current at this power is 10 amps if transmitting carrier but only 2.5 to 3 amps using SSB (based on the average human voice without compression). Since the input side will be 50 ohms, powers of up to 500 2 / 50 5kW are possible with these connectors. This antenna combiner merges the signals from a UHF antenna with a VHF antenna to a single downlead. A PLC-259 or BNC connector will both handle 500 volts.
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