JPC-12 7MHz-50MHz 100W Multi Band HF Shortwave GP Antenna QRP For Ham Radio. Rolling power: 100w. To lengthen the rod antenna or increase the number of turns of the loading coil, if the resonance frequency is low, shorten the antenna of the rod antenna or reduce the number of turns of the loading coil.
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FM Radio Dipole Antenna. With over three decades of hands-on experience, we design, engineer, and build every antenna at our dedicated factory in the heart of Birmingham. When you choose Sigma, you're not just buying a product.
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LW-20-DX HF 80 -6m Multiband Long Wire Antenna / Aerial. LW-20-DX is 20m in length, this will work on all bands from80m - 6m via an ATU. Big performance from a small foot print. MCR COMMUNICATIONS LW-20-DX Long wire Antenna.
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SE HF X-80 XP High Power 1kW Vertical Antenna. The antenna is rated at 1KW pep. With over three decades of hands-on experience, we design, engineer, and build every antenna at our dedicated factory in the heart of Birmingham.
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This model is made of fibre glass construction, pre-tuned and fully weatherproofed. Mast mounting brackets are included. Weight 1.2kg <. Wind velocity 50m/sec. Mast size 30-62mm. Radial length 92cm.
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Swr <1:1.5 (no need for an atu). Resonant on 40m, 20m, 15m and 10m bands, (17m/12m with ATU). This antenna does exactly as it says. I’m an M7, so with 10w I’m able to give out a good signal. My antenna tuned up across all bands just resonant a little below frequency.
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Off Center fed Dipole Antenna. HW 20 OC HF 20 -6m Multiband. The MCR COMMUNICATIONS HW-20-OC, 6 bands - 20, 17, 15, 12, 10 & 6m, no ATU, or internal ATU. VSWR is 1.4 on 20m, 2.8 on 17m, 1.1 on 15m, 1.0 on 12m, 1.0 on 10m and 1.5 on 6m.
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With over three decades of hands-on experience, we design, engineer, and build every antenna at our dedicated factory in the heart of Birmingham. When you choose Sigma, you're not just buying a product.
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