24. November 2019
Repair Roland JP-8000 Synthesizer Tutorial (A2019111701) Reparat

Repair a leaky output or battery of a Roland JP-8000 Synthesizer – Tutorial – Reparatur

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3. Januar 2019
driessen-tech-tip

Tech-Tip: Check it twice, solder once

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10. November 2018
driessen-tech-tip

TR-909 OS Version 4

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24. Oktober 2018
driessen-tech-tip

Roland TR-909 factory reset

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