Monoband
Found 5 free book(s)
The Underestimated Magnetic Loop HF Antenna
www.nonstopsystems.comand will at worst be within an S-point (6dB) or so of an optimised monoband 3 - element beam that’s mounted at an appropriate height in wavelengths above ground. Magnetic loops really come into their own on the mid to higher HF bands from say 40m through
Baluns & Common Mode Chokes - na0tc.org
www.na0tc.org•Monoband antennas: •Use odd multiple of ¼ wavelength •Multiband antennas: There may be no one length that is good for all bands •With Balun: ??? •Chose a length that will avoid resonance •Some “Experts” recommend multiple of ½ wavelength •This seems like the worst choice to me => Use odd multiple of ¼ wavelength
Handleiding Baofeng UV5-R
baofeng-uv5r.amateurzender.nleigenlijk altijd monoband porto’s. Ander nadeel van de porto is de zachte modulatie, er is een modificatie voor (zie . hier) maar eenvoudig is dit niet. Mijn ervaring is dat de porto op 2 meter een wat hardere modulatie heeft dan op 70cm. De porto …
The Delta Loop Antenna….
www.norfolkamateurradio.org• Monoband,when fed with ¼ wave 75 ohm stub. • Multiband if fed with 450 ladderline and using an ATU • For More information check out Google. …
Easy to Build Low Band Receiving Antennas for Small and ...
www.contestuniversity.comMay 06, 2018 · High Performance Receiving Antennas 10 to 14 dB RDF 10 dB: 500 to 600 foot Beverage about 7 feet high 11 dB: Two or three close spaced 500 to 600 foot Beverages, staggered 125 feet 12 dB: 4 square array of active or passive short verticals 80 x 80 ft 12 dB: 3 element YCCC tri-band array of short active verticals 120 ft long