2pcs Sony ICF-SW77 ICF-SW55 IF Amplifier NEC 3SK132A MOSFET MARKING u36 

NEC IF Amplifier New Q19-Q31 FOR SW55 & Q309 For SW77. Sony ICF-SW77 ICF-SW55. SONY PART # 8-729-114-62 OR 8-729-114-63 Depends On Your Service Manual.

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