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VHF requires larger antennas than UHF. most of the reason bigger TV antennas were a thing was the "bigger is better" illusion. They make fancy stacks of elemen
by h2odragon 4y ago
VHF requires larger antennas than UHF.
most of the reason bigger TV antennas were a thing was the "bigger is better" illusion. They make fancy stacks of elements and pt "+28 Dbi" numbers on the box but at any specific frequency those could be outperformed by a simple single cut wire. (they weren't utter horseshit: considered across the whole band they could be better for being bigger, but thats a technical and theoretical "win")
There are places where "more metal harvests more signal" in antenna design, but they're little dots on a broad map, not where you'd expect them to be. Herringbone antennas at WiFi freqs are fun.
- ryanianian 4y agoThe single cut wire will only be better at its resonant frequency. The TV antennas are designed to cover their entire bands.
- sgtnoodle 4y agoYagi arrays are a real thing, and they do take up a lot of space.