Blog
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Case Sharing of Ltcc Filter Mobile Phone Chargertoday，we share with the phone chargeBlog October 30, 2025
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Electric vehicle charging station --The Application Case of RFthe application case / balun /With new energy vehicle (NEV) ownership exceeding 40 million units (2025 data), new energy EV chargers have become a "standard facility" in urban infrastructure, community supporting facilities, and highway service areas. Public fast chargers (60kW-180kW) can charge to 80% battery capacity in 3Blog October 29, 2025
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Shanghai Electronica Exhibition China 2023On July 13, the 2023 Munich Shanghai Electronics Fair came to a successful end at the National Convention and Exhibition Center. Zhuhai Dongheng Electronics Co., Ltd. if invited to participate in the exhibition. This exhibition has a strong lineup, an exhibition area of about 100,000 square meters,Blog July 19, 2023
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2021 EASTEVER participated in the Shanghai Munich Electronics ShowToday, 2021 Munich Shanghai Electronics Fair (electronica China) opened in Shanghai New International Expo Center.This exhibition will focus on smart factories, intelligent connected cars and testing, new energy vehicles, artificial intelligence, 5G, Internet of Things technology, industrial InterneBlog April 15, 2021
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Get to know something about RF Transformer.What does an RF Transformer do?An RF transformer is a device that transfers electrical energy from one circuit to another by electromagnetic induction. It can be used for various purposes, such as impedance matching, voltage or current conversion, DC isolation, signal splitting or combining, and intBlog May 03, 2023
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RF Balun Transformers, 1:2 Transmission Line Balun 5-1250 MHz 2.2dB MaxRF Balun Transformers, 1:2Transmission Line Balun 5-1250MHz 2.2dB MaxParameterTest ConditionsUnitsMinTypMaxMain line Loss(out1)5-1250MHzdB-0.5 1.5 Main line Loss(out2)5-1250MHzdB-1.22.2 Amplitude Balance5-1250MHzdB-±0.6±1.8Phase Balance5-1250MHzDegrees-±3.0±7.0Input Return Loss5-1250MHzdB8.0 17.0Blog June 05, 2021
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4:1CT Step down tansformer Used for DOCSIS3.0/3.1 Cable Modem75 ohm 4:1CT Step down tansformer Used for DOCSIS3.0/3.1 Cable ModemImpedance=75ΩInsertion loss:2.0dBMaxFrequency: 5 to 200MHzRF power:1.0WDC current:30mAOperating temperature range: -40℃to +85℃Storage temperature range: -55℃to +125℃Place of Origin:Guangdong ChinaBrand Name:EASTEVERDimensions:6.3X6.Blog March 26, 2021
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Meet with major US customersSales Manager James and Sales Assistant Steven drove from Zhuhai to Shenzhen to host our US customers Mr. R to visit China.He is very interested in our RF transformers and volunteers to work with us to send a variety of product samples and related parameters to his company.In order to commemorate thBlog May 14, 2020
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What is RF coupler and how to choose RF Coupler?What is RF Coupler?RF and Microwave couplers are passive devices that divert / couple a fraction of the signal from the main transmission line to another coupled transmission line. The signal output at the main port of the transmission line is called the “direct or through” signal and the other traBlog October 19, 2022