【Abstract】 In order to design a small-sized, simple-structured, low-cost ultra-wideband high-low frequency nested antenna (high frequency: 1 427-2 690 MHz, low frequency 690-960 MHz), this paper first...
The answer uses current series negative feedback. The answer is compiled from the postgraduate entrance examination materials.
I have a few questions
1. The load is a 50Ω output resistor. Shouldn't vo...
[i=s]This post was last edited by littleshrimp on 2022-5-25 17:03[/i]This time we are going to dismantle the display screens of two Audi cars. One is a 5.8-inch display screen produced by Alpine that ...
The "Download and Comment on the Materials" activity in April has been successfully concluded. Netizens commented on the materials very actively, and everyone's enthusiasm can be felt across the scree...
(1) Resistance measurement range: 10~1KΩ. (2) Inductance measurement range: 100H~10mH. (3) The measured resistance and inductance values can be directly displayed on the DC digital voltmeter. (4) It h...
Today is the last day of 2019. Have all your wishes come true and all your plans completed this year?
It doesn’t matter if it’s not achieved or completed, at least we have tried!
At the end of the yea...