1.外观设计产品的名称:按无线电频率模块方式装配完毕的电路板. 1. Product design Name: radio frequency module by way of assembled circuit boards. 2.外观设计产品的用途:用于无线移动和应用的GMS模块,UMTS模块,GPS模块和无线模块. 2. Product design purposes: for mobile and wireless applications GMS module...
A radio frequency(RF) printed circuit board (PCB) includes an RF circuit for generating high frequency signals. The RF PCB is connected to an EMC measuring device when measuring the EMC thereof. The measuring device includes a probe pin and a shielding barrel surrounding the probe pin. The ...
1) Radio station circuit board 电台电路板2) circuit board testing platform 电路板检测台 1. Based on TMS320F2812,the circuit board testing platform and program are designed to test PWM and simulate all kinds of failure modes,which can perform automatically and reveal the result on the screen....
Bluetooth car radio circuit board with 2 chips 12v 5v MP3 Decoder Board Car FM Radio Module Support TF, You can get more details about Bluetooth car radio circuit board with 2 chips 12v 5v MP3 Decoder Board Car FM Radio Module Support TF from mobile si
Product name:China High Quality Pcb Design Pcb Manufacturing Printed Circuit Board;Product type:Oem pcb/printed circuit board;Pcb test:Flying-probe test;Application:electronic devices;Certificate:ISO;Model Number::Customized;MOQ:1;Material:FR4 /aluminum/
Raw Jeep Gauges 55mm SMD EDM Dd703 Controller PCB Radio Printed Circuit Board with Speaker US$0.01-0.41 / Piece 1 Piece (MOQ) Product Details Customization: Available Metal Coating: Copper Mode of Production: SMTContact Supplier Chat Still deciding? ...
The printed circuit board solves the problem that the volume of the PCB is increased due to the increase of the number of electronic devices so that the space of the PCB can be effectively utilized.刘远庆
Bluetooth MP3 Decoder Card MP3 Player Circuit Board 12V USB Kit Music Speaker AUX FM Radio LED Screen Module, You can get more details about Bluetooth MP3 Decoder Card MP3 Player Circuit Board 12V USB Kit Music Speaker AUX FM Radio LED Screen Module from
The circuit is quite simple but many pitfalls await the novice. The first precaution is most important! The crystal radio works best with a long, high outdoor antenna but the beginner may not fully appreciate the danger of bringing such a wire into the house. Lightning strikes to the antenna...
1.A multilayer printed circuit board for use in a radio frequency communication system, said multilayer printed circuit board comprising:a first conductive layer having a first conductive trace formed thereon terminating at a first via pad;a second conductive layer having a second conductive trace for...