Supported Feathercoin client versions: Current production Version: 0.16.1.
Old Production Version: 0.16
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g blade G-Blade 5.2M～6.0M/S is util for feathercoin
Is possible mining in this moment with asic miner G-Blade
Feathercoin is using the Neoscrypt algorithm for mining, which is not supported by any ASIC at the moment, so the answer to your question is ‘no’