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Posts tagged 12v

Simple Audio Circuit

Simple Audio Circuit using LM386

Making 15W FM RF Amplifier using 2SC253

This is a FM RF amplifier which build based on RF Power Transistor 2SC2539. 2SC2539 is a silicon NPN epitaxial planar type transistor designed for RF power amplifiers in VHF band mobile radio applications. L1: 2T Coil diameter:4mm L2: in series 6pcs Toroidal ring L3: 4T Coil diameter:10mm L1: 3T Coil diameter:10mm

HA1384 Schematic audio amplifier 20w

HA1384 Schematic audio amplifier 20w

500w Power Audio Circuit For Horn

500w Power Audio Circuit For Horn Part: R1 27 kΩ         C1 1 µF 63V                D1 1N759A zener 12V 0.5W R2 4.7 kΩ        C2 1nF 100V               D2 1N4738AT zener 8.2V 1W R3 5.6 kΩ        C3 100 µF 16V            D3 1N4738AT zener 8.2V 1W R4 5.6 kΩ        C4 100 nF […]

RF network analyzer

RF network analyzer circuit

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