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Assembly Scheme (If you have any questions, send them to us in the comments or by email: [email protected] https://imgur.com/a/NlBBClp Necessary materials: 1-BF245 1-1uF Electrolytic Capacitor 1-1K Resistor 1-2M2 Resistor (or other 1 to 10M) Tin Soldering Iron Wires Amplifier Pick-Up With Ceramic Capsule