The correct way of tuning Nakamichi 680zx levels
Added pots to be able to adjust record amplifier levels. Now all ports work as they should. Recording is perfect and full match to the source.
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Professional cassette deck calibration procedure, plus why Nakamichi decks are the best tape decks.
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Nakamichi ZX-9: The Cassette Recording Master
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Is the Nakamichi 680ZX Really Worth It Over the 670ZX?
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Rescuing a Mangled Sansui G-22000 Stereo Receiver
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Pioneer sa-8800 in for service
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Before You Recap Your Vintage Receiver... Watch This
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Part 20 - How to properly tune bias, Nakamichi 680zx Restoration 4K
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How to quartz lock Akai GX 75 mk2 - upgrades final checks #diy #repair #modified FINAL PART 2 E0027
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[001] Sigrok and Logic Analyzers
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From "Doorstopper" to Perfection: The Nakamichi MR-1 Restoration 🛠️
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What it takes to restore a good Tape Deck. Final testing of a Nakamichi 680ZX
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Nakamichi 670zx Three Head Cassette Deck - Restored and Calibrated - Phenomenal!
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Nakamichi Dragon - Is this the ultimate cassette deck? Vintage Review.
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Nakamichi-680ZX (ЧАСТЬ 1)
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Nakamichi ZX-7 Demonstration 4K
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Rotel RA-1412 Amplifier - Troubleshooting the Troubleshooter
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The basics of cassette recording
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Pioneer SX-1250 vs SX-1280 Part 2
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TDK OD 1979 Type 1 Cassette And The Nakamichi ZX-9
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