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Posts tagged 100w amplifier circuits

Tube Audio Amplifier Circuit

Tube Audio Amplifier Circuit using EL34, 6SN7, 12AX7

SCHEMATIC DIAGRAM Relay Driver Board Project

This article means to utilize your old PC to be come a simple controller. Many old PC like 8088 type, 8086, 80286, 80386, or even 80486 already become an obsolete systems. This board using 8-bits of LPT printer parallel data port (DP) to activate the relays. LPT printer parallel port also have 4-bits additional port […]

Rain Water Sensor Circuit

Rain Water Sensor Circuit Rain Water Sensor Circuit using NE555 and TUP2SB178

Dimmer

Dimmer using 40502 TRIAC Dimmer using 40502 TRIAC Parts R1 50K Pot R2 15K 1/2W Resistor C1, C2 0.068 250V Capacitor L1 Lamp To Be Controlled (up to 350 watts) L2 Neon Lamp TR1 40502 TRIAC MISC Case, Knob, Heatsink For TR1, Wire, Socket For L1 Notes 1. This circuit is for 117VAC only. 220 […]

Audio Selector Circuit

Audio Selector Circuit

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