Amorphous Iron Core Wide Frequency Fesponse 600Ω:15K 5 Times Step-up Transformer 24th Gear Volume  Passive Preamplifier

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Amorphous Iron Core Nanocrystalline Alloy Inverter Transformer Inductance Iron Core 50X32X20 Toroidal Magnetic Ring Inverter

👍: 100.0%

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