Useful tips for everyday
Why is noise so important in a communication system? Noise limits the operating range of the systems The oscillator in the mixer circuit may limit…
What is the rpm of DC motor? DC controls adjust speed by varying the voltage sent to the motor (this differs from AC motor controls…
Are all 30 pin LCD connectors the same? For the most part the connectors are not interchangeable. Here are the most common types of video…
What is transfer function in linear control system? The transfer function of a system is defined as the ratio of Laplace transform of output to…
How do you derive the resonant frequency? To get resonant frequency, make imaginary part of admittance zero. ω = 1 rad/sec. How do you find…
How do you connect two DC motors? Assuming the two motors are A) identical, and B) connected to the same load, exactly that: connect them…
Can a wire have multiple drivers? No, not inside an FPGA. The only way would be to have a data bus connected to with ‘tri-state-able’…
How do you solve for phase angle? The phase angle ϕ is then given by ϕ = tan−1 [(Xc – XL)/R]. Note that if XL…
How to measure antenna gain with a VNA? Measuring antenna gain with a VNA 1 Pr = P0 Gt Gr λ^2 / (4πR)^2 where Pr…
How do you calculate resistance in spice? calculate output resistance in spice USE . AC anylysis plus a . NET command, plot ZOUT(m) ZOUT(i) ZOUT(r),…