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Anyone know where you can buy an "Automatic Audio Notch Filter device" now, like this one?
Indianabrad
51 minutes ago
Amateur Radio Equipment
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Views
2
A moment ago
prcguy
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Shortwave wire length.
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IWCE 2026
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speedway_navigator
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BCD396XT/BCD996XT:
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ARTEMIS 2. Humanity returns to the moon
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research frequency
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2
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62
55 minutes ago
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F
East Providence Fire Department
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Dec 8, 2025
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New to GMRS and hoping someone can help recommend a base unit and antenna?
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Today at 12:10 PM
Jrichards58
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Greenville County FD Fireground Talkgroups
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Good low band recieve antenna 30-50mhz?
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Today at 11:34 AM
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K
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