The system he has come up with is so simple it’s borderline genius. The PWM signal in question is fed through a piezo speaker in parallel with a resistor. The output from the speaker is then ...

PWM stands for Pulse Width Modulation, which is a type of signal used to control electronics. When it comes to PC fans, they run at a constant 12V, which never changes. However, PWM can turn the ...

Inspired by NASA aerospace engineering, this project features a plasma thruster, designed to maximize efficiency and increase ...

[Jana Marie] must agree with this sentiment, one of her latest projects involves building a tool to generate a PWM signal and test servos using an Attiny25/45/85. What tools have you build recently?

As described in the earlier DI, switches U1b and U1c accept a 10-kHz PWM signal to generate a 0v to 11.25v “ADJ” control signal for the U2 regulator via feedback networks R1, R2, and R3. The incoming ...

Most conform faithfully to Figure 1. This defacto uniformity is useful if your application needs digital control of Vout via PWM. Figure 2 shows the simplistic three-component solution it makes ...

From lens focal lengths and fill-flash to portraits, macro or stunning landscapes there are techniques for everyone. Learn how to use metering, considering composition and shoot everything from ...

This KTB2140 current-mode PWM controller can operate as an active ... develops and markets proprietary high-performance analog and mixed-signal power and protection semiconductors across consumer ...

In this section you'll find photographic features that explore holidays and photography courses, details about members meetings, trials and tribulations of installing new software along with ...

KTB2140 fully supports the IEEE® 802.3bt 90W specifications and is also compliant with IEEE® 803.2af/at applications. Key applications for the new KTB2140 include Conference Systems, Wireless LAN ...