How to create high frequency signal? [closed]
2023年11月2日 · A PLL still needs a high-frequency oscillator. You're confusing two things: oscillating; making sure the oscillation from 1. is at the right frequency. In practice, you'll never …
What is the highest possible frequency for an EM wave?
2019年4月1日 · A wave with that wavelength would have a frequency of $\approx 6.2\cdot 10^{34}\,\text{Hz}$. A gamma ray typically has a frequency of $>10^{19}\,\text{Hz}$. Since the …
Building a high-voltage, high frequency source [closed]
2022年3月29日 · Can someone give an idea of how can I go about building a high voltage (20-30kV) high frequency (0-40kHz) source from a 230V, 50 Hz supply? Is it possible to convert …
Why does an inductor behave as a capacitor at high frequencies?
2012年1月26日 · As the frequency increases, the impedance of the inductor increases while the impedance of the parasitic capacitor decreases, so at some high frequency the impedance of …
electromagnetic radiation - Why does high frequency have high …
2022年11月21日 · $\omega_k$ is the frequency of the oscillator. You can see that, assuming the mode variables have a fixed value, the energy of the oscillator increases with frequency. This …
pcb - Why do higher frequencies mean higher data rates, and why …
"Low frequency pulse" = 0 "high frequency pulse" = 1, no sound = wait or next bit (imagine pressing 1 vs 9 on a touch tone phone as your coding scheme) +Voltage = 1, - Voltage = 0, …
Resistor in high frequency - Electrical Engineering Stack Exchange
2023年10月16日 · For GHz range resistors it is better to use smaller SMT film types. As with many other high frequency parts there are specially made resistor types that are …
high frequency - Are there bridge rectifier chips that work at 40 …
2021年3月16日 · Bridge rectifiers are made of diodes and diodes at high frequencies they don't operate well due to relatively big recovery times.You should search for a bridge rectifier made …
mosfet - High frequency AC power supply - Electrical Engineering …
2021年6月23日 · High Frequency, High Power Amplification. 1. mosfet switching high frequency ac. 3. How can I build a high ...
high frequency - ESR of Ceramic Capacitor - Electrical Engineering ...
2015年8月13日 · As I think ESR should decrease with increasing the frequency. But the Dissipation factor increases with the increase in frequency as well. So how can one estimate …