The Joule Thief Nouveaux circuit
#joule thief
#voltage booster
#low voltage
#energy harvesting
#LED driver
#battery
#transistor
#oscillator
#DIY electronics
#power efficiency
No description available.
ND838 application circuit
Figures (A), (B), (C), and (D) illustrate outputs that can directly drive transistors, thyristors, relays, CMOS circuits, and TTL circuits.
The described figures depict various output configurations capable of interfacing with different electronic components. Each output is designed to provide the...
JS20 single-junction transistor time relay circuit
The circuit consists of a delay loop, discriminators, output circuits, power supply, and indicator lights, divided into five parts. The power regulation is achieved through a resistor (R), while the power regulator is constructed using a voltage source. In the...
Code practice oscillator
The circuit comprises a basic oscillator (above the dashed line) and an automatic keyer (below the dashed line). The unit can be utilized with either a straight hand key or a paddle key for automatic operation.
The described circuit integrates two...
Catalyst Granted Patent on LED Driver Technology
Catalyst Semiconductor, Inc. (NASDAQ:CATS), a supplier of analog, mixed-signal, and non-volatile memory semiconductors, announced it has received a patent for a unique step-down switching regulator circuit architecture applicable to step-down regulators for driving high brightness LEDs. The patent, titled "LED...
Digitally controlled threshold detector
This circuit utilizes small switching transistors, with a maximum motor drive current limited to approximately 250 mA at 5V. Testing has been conducted across a voltage range from 3V to 21V, and with certain component modifications, it may be applicable...
Overunity Joule Thief Circuit
Retired Physics Professor Steven E. Jones is working on a simple overunity circuit that he has observed achieving up to 20 times overunity. This circuit is a variation of the Joule Thief or a blocking oscillator. His design incorporates an...
Double oscillator metal detector
The circuit consists of two oscillators, both working at about 465 kHz. One uses an if transformer and the other uses an inductor (the search coil LI). The oscillators are coupled by a capacitor (10 pF). A beat note (produced...
BC547 Single Transistor Radio
The circuit diagram of a simple radio that uses one transistor and a few other passive components. Component: Diode, Capacitor, Inductor, Resistor.
The circuit design for a simple radio receiver typically incorporates a single transistor as the active amplification element, along...
transistor power amplifier circuit diagram
Discrete Class AB Transistor Audio Power Amplifier Circuit Diagram. This is a Class AB transistor power amplifier. It is a simple amplifier to...
A Class AB transistor audio power amplifier is designed to provide high-quality amplification for audio signals while maintaining...