LED modules - constant current vs. constant voltage HD

The above video shows a two strings of 12VDC LED Module strings hooked up to a potentiometer that lets us adjust the voltage between 12VDC and 24VDC. The str...

APS-3005.mp4

Atten Regulator Rated Output Voltage 0-30V ( Adjustable ) Rated Output Current APS3005S-3D: 0-5 A (Dual Channel and Adjustable) AC Input Voltage AC110V/220V,...

BEMT#6 How to evaluate a Low Noise Amplifier -2 : current biasing method

http://www.agilent.com/find/basic_measurements : How to evaluate the Low Noise Amplifier (LNA) part 2? Introducing a bias current method and its benefit. The...

Node-Voltage Method: Part II

In this lecture, we continue our introduction to the node-voltage method for determining currents and voltages in circuits by presenting two examples that in...

LED driving and controlling methods - Episode 3 - Voltage Regulated Constant Current LED Driver

Link to page: http://www.pcbheaven.com/userpages/LED_driving_and_controlling_methods/?topic=worklog&p=2 This is the remake of the third episode of the LED dr...

LED driving and controlling methods - Episode 1 - LED voltage control with limiting resistor

Link to page: http://www.pcbheaven.com/userpages/LED_driving_and_controlling_methods/?topic=worklog This is the first episode of the LED driving and controll...

Mesh-Current Method: Part II

In this lecture, we continue our introduction to the mesh-current method for determining currents and voltages in a circuit, and show how to use this method ...

Simple Adjustable Constant Current Battery Charger

If your looking for a simple yet effective circuit for charging your NiCd/NiMh battery packs or individual batteries at a set rate, then this circuit is what...

EGO-T Pass Through pass thru 1100mAh

EGO-T Pass Through pass thru 1100mAh - 2250 pesos Package: 2 x 1100mah passthru battery 2 x CE4 Clearomizer 2 x 10ml marlboro ejuice 1 x USB Cable 1 x Cchar...

1968 FORD FAIRLANE INSTRUMENT CLUSTER VOLTAGE REGULATOR

Ok.. First I need to say that I wound up using a 7808 VR Chip set which has an 8V output and not the 7805. IC Chipset values are 7805, 7806, 7808, and 7812. ...