25W Audio Amplifier with Tube schematic diagram 25W Audio Amplifier with Tube schematic diagram Here the 25 watt power audio amplifier circuit powered using tube circuit. The tube TR will amplify the input about 20 watt, dual Trafo should be gain up to 40w watt. You can use wide voltage range 12v – 20V to […]
Posts tagged 12v – 20V to supply
600Hz Filter for Digital driver
600Hz Filter for Didital driver and Power Supply using TL072
Spectrum Analyzer
3 Channel Spectrum Analyzer using LM3900, AN6884 3 Channel Spectrum Analyzer using LM3900, AN6884 Parts: R1 100K 1/4W Resistor R2 820K 1/4W Resistor R3, R14, R16, R18 2.2 Meg 1/4W Resistor R4, R5, R6 22K Pot R7, R8, R9, R25, R27, R29 10K 1/4W Resistor R10, R11, R12 680 Ohm 1/4W Resistor R13. R15, R17 […]
Stereo Speaker Protection Circuit
Stereo Speaker Protection switch very important Stereo Speaker Protection Circuit using TR C458, C1383, C1384
3-Way and 4-Way Wiring
3-Way and 4-Way Wiring
