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1969 JBL SA660 Lansing Stereo Solid State SA600 Power Amplifier Black Hammertone & Walnut Cabinet Vintage HiFi Sound System Amp for Home Stereo | Reverb
JBL SA660 Solid State Amplifier - Original Owner Purchased in San Jose | eBay
50年前のアンプ、JBL SA660プリメインアンプのオーバーホール整備
JBL SA660 solid state integrated stereo amplifier For Sale - US Audio Mart