Nevertheless, women were still a distinct minority of the 435 House Members; at their peak during this period, nine served in the 71st Congress (1929â1931). They lacked the power to focus congressional attention on the issues that were important to them.
NVG â Night Vision Green (495 nm): NVG LEDs, along with red LEDs, are useful for preserving night vision. NVG colored LEDs are useful for military pilots as well, who have special equipment that is designed to work with NVG lights. Blue LEDs are often used for map reading at night.
Re: PWM - What is it, How does it work and how to detect it. Great idea for a thread. I'll add a few practical implications for flashlight buyers: 1) PWM controlled lights can be made cheaper and smaller than current-controlled (CC) lights, because the circuit is cheaper and smaller.