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Making a 600W sine wave inverter
The machine has the following features:
1. The SPWM driver core uses a single-chip SPWM chip, TDS2285. Therefore, the SPWM driver part is relative...[Details]
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According to ZDnet, Australian telecommunications company Telstra has announced plans to shut down its 3G network in June 2024 and transform the spectrum for its 5G network. Before then, the company...[Details]
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The output voltage of the switching power supply will decrease when the load is short-circuited. Similarly, the output voltage will increase when the load is open or unloaded. In maintenance, the dum...[Details]
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Some car owners do not take the ABS fault light as a big deal because sometimes the vehicle does not have any abnormal situation and the brake system seems to be working normally, so some car owner...[Details]
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The "war" between CATL and car companies in the field of power batteries will inevitably accelerate. Currently, Tesla and BYD, the two largest sales giants of new energy vehicles in the world, bot...[Details]
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According to the news from ColorOS forum, since OPPO A11/A11x first started recruiting limited-time users for ColorOS7 trials on May 15, some users have been unable to sign up successfully due to lim...[Details]
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Electrical detection methods include pulse current method, radio interference voltage method, UHF partial discharge detection technology, dielectric loss analysis method
Electrical detection method...[Details]
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This is a stereo audio amplifier circuit that will provide 12W of audio power output on each channel. The circuit is built on a single IC TDA1521 or TDA1521Q and supports a small number of external...[Details]
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Jiwei.com reported on May 6 that Meizu officially reposted a digital blogger's Weibo today and revealed that some Meizu 17 series users have received the firmware push of the stable version of Flyme9...[Details]
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1 Introduction
The injection advance angle refers to the crankshaft angle from the moment the injector starts to spray fuel into the cylinder during engine operation (marked by the rise of the...[Details]
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Danish researchers recently published a paper in the journal Radiology stating that a commercially available artificial intelligence tool has a sensitivity of over 99% in identifying abnormal signs w...[Details]
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Long-term evolution (LTE) wireless networks present several challenges to test equipment vendors. The LTE air interface defined by 3GPP uses orthogonal frequency division multiple access (OFD...[Details]
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1 Grating displacement sensor measurement principle
A grating sensor composed of a light source, two long gratings (indicator grating and scale grating), and a photoelectric detection device is usu...[Details]
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Arm, NXP, Telco Systems and Vodafone have collaborated on a proof of concept for a uCPE that supports multiple enterprise services such as SD-WAN, routing and firewall, combining a CPE with the abili...[Details]
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On November 18, local time on Sunday, The Information reported that Nvidia's new generation of Blackwell processors had serious overheating problems in high-capacity server racks. These problems le...[Details]