To clean an antenna dish surface, first power off the system for safety. Use a soft microfiber cloth dampened with distilled water or a mild soap solution (1-2 drops per liter) to gently wipe the dish, avoiding abrasive materials. For stubborn debris, apply isopropyl alcohol (70% concentration) with a non-abrasive sponge. Rinse with clean water […]
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To extend a broadband omni antenna’s range, first optimize the antenna height (ideally 5-10m above ground) to reduce obstructions. Second, use low-loss coaxial cables (e.g., LMR-400 with 0.7dB loss per 30m at 1GHz). Third, integrate a high-gain amplifier (e.g., 10dB gain preamp) near the antenna to boost signal strength while minimizing noise. Finally, implement a
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Dolph Microwave warrants our products to be free from defective material and workmanship for a period of one year from the date of delivery. All defective parts will be replaced and repair work required by normal use will be performed, without charge, within this one year period. This warranty shall be exclusive and in lieu of all other warranties expressed or implied.
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