Now showing circuits 181-200 of 208. Sort by
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Split-Supply Preamp 3 PUBLICGuitar preamp with Fender-style 2-band tone-stack, input tone compensation circuit, and 2-state diode-based fuzz matrix. by Kurtus | updated April 02, 2026 |
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Split-Supply Preamp 2 PUBLICSplit-Supply Guitar Preamp with 3-Band Tone and Diode Fuzz. by Kurtus | updated April 02, 2026 |
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Split-Supply Preamp 1 PUBLICHigh-gain guitar preamp with 3-band Fender-style tone-stack. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 6 PUBLICGuitar preamp powered by a single 9V battery, with two Gain controls, Bass Boost circuit, and adjustable Schottky-diode fuzz. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 5 PUBLICGuitar preamp powered by a single 9-volt battery, with two Gain controls, two Fuzz circuits, and a 3-Band Fender-Style tone-stack. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 4 PUBLICGuitar preamp powered by a single 9-volt battery, with highly adjustable fuzz circuit and 3-band Fender-style tone-control. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 3 PUBLICGuitar preamp powered by a single 9-volt battery, with 2-band tone, two Gain controls, and hard-clipping silicon-diode fuzz. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 2 PUBLICGuitar preamp powered by a single 9-volt battery, with two Gain controls, Drive control, Volume control, and 2-band tone. by Kurtus | updated April 02, 2026 |
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Single-Battery Preamp 1 PUBLIC2-Stage guitar preamp powered by a single 9-volt battery, by Kurtus | updated April 02, 2026 |
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Dual-Polarity +-12VDC 100mA Supply PUBLICRegulated dual-polarity +-12VDC 100mA power-supply circuit. by Kurtus | updated March 23, 2026 |
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+-5VDC 150mA Power-Supply PUBLICDual-Polarity +-5 VDC Power-Supply by Kurtus | updated March 21, 2026 |
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2 Dual-Polarity Power-Supplies PUBLICPower-supply giving +-15VDC and +-18VDC at <= 150 mA. by Kurtus | updated February 04, 2026 |
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+-18V DC Power Supply PUBLICRegulated dual-polarity +-18V DC power-supply, 150 mA. by Kurtus | updated January 24, 2026 |
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Dual Polarity +-15VDC Supply PUBLICRegulated Dual-Polarity +-15V DC Power-Supply, 150 mA. by Kurtus | updated January 22, 2026 |
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Power-Supply For 60W Guitar Amplifier PUBLICPower supply for 60-watt guitar amplifier. by Kurtus | updated January 10, 2026 |
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60-Watt Solid-State Guitar Amplifier PUBLIC60-watt Solid-State Guitar Amplifier with 3-Band Tone. by Kurtus | updated January 10, 2026 |
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30-Watt Guitar Amplifier PUBLIC30-Watt RMS Guitar Amplifier with 2-Band Tone by Kurtus | updated January 09, 2026 |
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Great 20W Practice-Amp for Guitar PUBLICGreat 20W RMS Practice-Amp Circuit for 6-String Guitar by Kurtus | updated January 08, 2026 |
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Power-Supply for 30-Watt Amp PUBLICPower-Supply for 30-Watt Solid-State Guitar Amplfiier by Kurtus | updated January 07, 2026 |
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Power-Supply for Tubulation Circuit PUBLICPower-Supply for Kurtus Richter's "Tubulation" Circuit. by Kurtus | updated November 21, 2025 |