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Radio Mods: Remove the frequency coverage limitation of the old Yaesu FRG-8800 receiver
Paolo Viappiani (SWL I1-11437) shared the following. Please note that as with any radio equipment modifi...[Details]
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On February 26, according to the Qichacha app, yesterday, Huawei Digital Energy Technology Co., Ltd. announced a patent for "an electric vehicle drive system and electric vehicle", with the publicati...[Details]
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System Structure
The whole system consists of an acquisition board, a communication board and a PC monitoring program. The acquisition board uses the temperature monitoring chip DS18B20t21, the singl...[Details]
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Recently, at the annual GTC, NVIDIA founder and CEO Mr. Huang Renxun gave a keynote speech and was interviewed by EEWorld reporters, sharing his innovations in computing and graphics, high-performanc...[Details]
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Module
power supply
is a power supply module that can be directly mounted on a printed
circuit
board. It can be used for power supply applications of digital or analog loads.
...[Details]
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In the era of popularization of machine vision, image sensors as their "eyes" have more and more various applications. Onsemi's image sensing technology strives to meet the needs of an increasingly w...[Details]
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0 Introduction In modern radar systems, digital circuit boards with DSP (digital signal processor) chips are widely used. DSP chips basically support the IEEE 1149.1 standard and form a boundary sca...[Details]
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Foreign media PhoneArena published an article last night titled "The Galaxy Note 10 & iPhone 11 are proof Huawei's an industry leader". IT Home compiled the article. The full text is as follows: Appl...[Details]
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On January 26, blogger @数码闲聊站 exposed a hand-drawn picture of the Xiaomi super cup flagship codenamed l1. The leaked picture shows that the Xiaomi super cup flagship has an Oreo lens design on t...[Details]
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Photovoltaic modules generate electricity without risk to the environment and climate, but solar power generation is relatively expensive. Therefore, it is necessary to extend the life of the modul...[Details]
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The pic microcontroller has powerful functions, and many devices in reality can be completed with the help of the pic microcontroller. Therefore, the use of the pic microcontroller is of great signif...[Details]
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Today's electric car batteries can already support long distances, and charging times are getting shorter and shorter. But researchers are still searching for better energy storage systems. Porsche E...[Details]
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Lenovo launched its new generation of Mirage AR products at the IFA 2019 exhibition. This time it also cooperated with Disney, but the theme was changed from the original Star Wars to the Marvel hero...[Details]
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Introduction to controlling AC load circuit using photoelectric isolation coupling:
The decoder output of the microprocessor is fed to the 7476JK trigger, which in turn triggers the triac through t...[Details]
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The photoelectric controller uses the 555 time-base integrated circuit as the core, has a relatively simple control method, is reliable to use, and has a long life. It is a low-priced, small-sized,...[Details]
Test/Measurement
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