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期間限定値引き SONY ソニー メタル マスター90 カセットテープ その他 Ampex Grand Master 2 - A 43 Year Old Type 2 Cassette From The Legends Themselves - Unwrapping \u0026 Test hideaway-usa.com
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Lot of 5 New / Sealed SONY Metal Master 90 Cassette Tapes - Type IV TOTL! Photo #1334000 - Canuck Audio Mart
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Do these count as vintage audio? New old stock Sony Metal Master 90 and TDK MA-XG90 cassettes. What makes them so valuable? : r/vintageaudio
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