The 70 cm satellite band ranges from 430-440 MHz for amateur downlinks and 1260-1270 MHz for accompanying uplinks, though allocations vary by region. It’s popular for CubeSats and amateur satellites due to its balance between antenna size and signal penetration. What is 70cm Band? Last year when AsiaSat 7’s transponder VSWR suddenly spiked to 2.5, […]
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