Sim900 antenna designработы

Здравствуйте! Нам нужно помощь с embedded gsm antenna.

Our Blog is on our BigCommerce website. You do not need to know anything about BigCommerce (or what you need to know can be learned on the job): The blog is a simple type as compared to WordPress. We will not ask you to do very complex technical functions, other than what is outlined below: The blog is: You will not be asked to write articles, but there will be some re-writing of existing articles involved, to merge them with newer, updated articles and/or eliminate out-of-date material. I will provide all new articles to you, for you to post on the blog (or I will post them and ask you to do the formatting, image insertion, links, merging of related articles, etc): The first part of the project: Create two graphics of 325x325 pixels to go in the header-gallery of the blog: The s...

I need the expertise to calculate a basic power and SNR link budget for receiving GMSK packets on the GSM900 band from Space with an SDR to evaluate what type of antenna I need. I assume a base station is transmitting and I want to receive downlink signals from the station. MUST: SDR Knowledge, Link Budget Knowledge, Cellular GSM Knowledge

CAD & 3D Print Prototype Part - replacing an antenna with a clip-in plug. - I am looking for someone with expertise in CAD design and 3D printing to create a prototype part for me. - Unfortunately, I do not have any drawings or sketches of the part, so the freelancer will need to create the design from scratch. - I do, however, have CAD for the enclosure the part is fitting into, so accuracy is crucial. - The part should be 3D printed using plastic material. - The ideal freelancer will have experience in CAD design, 3D printing, and working with plastic materials. - They should be able to create a detailed and accurate design based on the given CAD and dimensions. - They should also have knowledge of different 3D printing techniques and be able to rec...

For this project, I am looking for someone to create a high-performance wideband antenna with a frequency range of 1-2 GHz. I have a general idea of the size and form factor for the antenna, but am open to suggestions, depending on design considerations. This antenna will be used for remote monitoring of telemetry devices. The person hired for this project should have experience designing antennas for similar applications, and be capable of providing a realistic timeline for the completion of the project the project should be used in CST Microwive studio (design & simulation) In terms of gain, the wideband antenna achieved an average gain of 6 dBi at 2 GHz with a peak gain of 7 dBi at 1 GHz.

I am looking for a skilled PCB designer who can create a schematic and layout for a weather station project. The PCB size should be medium, between 5...of components in mind for the schematic. Therefore, I am open to suggestions from the freelancer. The project requires the use of ESP32, LORA WAN, and SIM900. The communication range of LORA WAN should be optimized for rural areas, with a preferred range of more than 5km. Ideal skills and experience for this job include: - Proficiency in PCB design and layout, particularly for medium-sized boards - Knowledge of ESP32, LORA WAN, and SIM900 components and their integration - Experience in optimizing LORA WAN communication range for rural areas - Strong communication skills to understand and incorporate my preferences in...

Research on Beam Steerable Dynamic Metasurface Antenna I am looking for a researcher who can help me in research of a beam steerable dynamic metasurface antenna for communication purposes. The ideal candidate should have strong knowledge and experience in the following areas: - Antenna theory, design and development - Dynamic Metasurface technology - Electromagnetics and wave propogation concepts good Track record of research and publications is a plus Frequency Range: Ku band Requirements: - The antenna should be capable of operating in the Ku band frequency range. - I am open to suggestions for the beam steering capabilities, so I am looking for someone who can provide innovative ideas and solutions. - The intended application of the antenna...

Hi Philipp, Would you be interested in providing me with five Can-Bus shield assembled boards: - LORA32 868/915Mhz Module SX1276 ESP32 with Oled-Display - GPS with external antenna (connector) - GSM/GPRS with external antenna (connector) - SD card to save offline - a toggle button to set the mode to Rx/RxTx on the bus - power from the can-bus (if possible; if not, from battery) - two RGB LEDs (Power and Mode) - form factor set to a reasonable minimum You would provide me 5 working boards and the a test-code to test all functions of the device. The boards will have the development name "EFFORD AG" and the model name "arCan pro" Due date has to be 2023. Knowledge pool: -

I am looking for an expert on GNU RADIO to help me with a personal project. I need someone with experience in using GNU RADIO and who can com...to help me with a personal project. I need someone with experience in using GNU RADIO and who can complete the project within a month. Skills and experience required: - Expertise in GNU RADIO and its applications - Strong understanding of software-defined radio (SDR) - Ability to design and implement custom signal processing algorithms - Familiarity with various modulation and demodulation techniques - Experience in troubleshooting and debugging GNU RADIO projects - Knowledge of RF hardware and antenna design is a plus If you have the necessary experience and skills, please provide details of your past work related to GNU RA...

...energy transfer. - Strong knowledge of power electronics and circuit design. - Experience with RF engineering and antenna design. - Familiarity with safety standards and regulations related to wireless power transmission. - Ability to troubleshoot and optimize wireless power transmission systems. - Excellent problem-solving and analytical skills. Deliverables: - A functional wireless power transmission system that can efficiently transmit electricity wirelessly. The input of the system would be 240v ac 50Hz and 10Amps and would output the same 240v ac, 50Hz, 10Amps. I need a transmitter system, transmitter antenna, receiver system and receiver antenna. To be created via inductive methods. - Detailed documentation including design specification...

Hi Philipp, Would you be interested in providing me with five Can-Bus shield assembled boards: - LORA32 868/915Mhz Module SX1276 ESP32 with Oled-Display - GPS with external antenna (connector) - GSM/GPRS with external antenna (connector) - SD card to save offline - a toggle button to set the mode to Rx/RxTx on the bus - power from the can-bus (if possible; if not, from battery) - two RGB LEDs (Power and Mode) - form factor set to a reasonable minimum You would provide me 5 working boards and the a test-code to test all functions of the device. The boards will have the development name "EFFORD AG" and the model name "arCan pro" Due date has to be 2023. Knowledge pool: -

...file formats (txt, rtf, csv, tsv, xls, xlsx). -Ability to add counties using GIS web address -Obtain data from county GIS website and -Use proxies to avoid query limits. -Create table with data from GIS/Regrid. -Generate live map data using existing GIS and inputted data. -Overlay data from other modules below. Module 1 - Cell Towers: -Obtain data from antenna and cellular tower databases such as SBA, American Tower, Crown Castle, Sprint/T-Mobile, AT&T, etc. -Obtain ordinances data from county/town/village/city. Module 2 - Adjacent Parcel: -Obtain same data for parcels adjacent to subject parcel (1st order) -Obtain same data for parcels adjacent to other parcels that are adjacent to subject parcel (2nd order) Module 3 - Storage: ...

I need an antenna expert from UTM university based on Malaysia country to complete fabrication of my antenna and make the measurements in the 5G lab of UTM university I need to test the parameters of antenna like S11, Gain, radiation pattern...ect

Design rectenna with the follwoing spec: Design and development of a 6G/5G antenna. This includes wideband antenna, which covers both the mm-wave (3GHz-24GHz) and sub terahertz (0.1THz-1THz) band, circular polarized, omnidirectional, compact size, high efficiency (>80%) and high gain (>10dB). Design and development of the rectification and matching circuits. This comprises: · Design a rectifier with high power conversion efficiency (>80%) and operate at the high frequencies. · Design a matching circuit between the antenna and rectifier to smooth the power delivery. Given a power density of 5W/m2, we aim to collect this power in order to supply a number of sensors within the range of 75uW to 15m...

Hi Philipp, Would you be interested in providing me with five Can-Bus shield assembled boards: - LORA32 868/915Mhz Module SX1276 ESP32 with Oled-Display - GPS with external antenna (connector) - GSM/GPRS with external antenna (connector) - SD card to save offline - a toggle button to set the mode to Rx/RxTx on the bus - power from the can-bus (if possible; if not, from battery) - two RGB LEDs (Power and Mode) - form factor set to a reasonable minimum You would provide me 5 working boards and the a test-code to test all functions of the device. The boards will have the development name "EFFORD AG" and the model name "arCan pro" Due date has to be 2023. Knowledge pool: -

...miss anything) 4. RGB, Programming Header compatible with Esp32 JTAG 5. 1x MOSFET (OSG65R200JF) for driving load mainly dimmable LEDs 6. Trailing Edge Dimming as well as leading edge. (User can select) 7. Power Metering IC (BL0937) 8. Over heat/T emperature protection: 95 degrees and above (DS18B20) 9. Overload protection 10. Use components in stock from JLCPB/LCSC where possible 11. Antenna – PCB Trace Antenna 12. General Purpose button on Esp32 Gpio....

Hello,I am looking for some experienced guys to design and model me an walkie talkie for my project. I will send the reference mages on how it should/would look like. The freelancer should generate detailed modelling and document the manufacturing process in detail. The design needs to be rugged and any analysis can be done to asses the durability. 3D printing will be used for design verification and plastic/polymer injection moulding will be used for the final one. The walkie talkie contains internal PCB assembly, display and touchpad, battery, antenna housing of which the data will be provided (for the PCB) and other components are mostly commercial available ones (except antenna housing). All this needs to be considered and created/done while desi...

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Antenna Design for Mobile Communication (1-5 GHz) Skills and Experience: - Expertise in antenna design for mobile communication applications - Strong understanding of frequency range (1-5 GHz) - Experience in designing single antennas for mobile communication - Knowledge of antenna performance optimization techniques - Familiarity with electromagnetic simulation software - Ability to analyze and troubleshoot antenna performance issues - Strong problem-solving skills and attention to detail Project Details: - The project requires the design of a single antenna for mobile communication. - The antenna should operate within the frequency range of 1-5 GHz. - The intended application of the antenna is for mobile communicatio...

I am looking for a freelancer who can design an antenna with the following specifications: Frequency Range: 1-5 GHz Application: This antenna is intended for a specific application. Design Constraints: There are no specific constraints on the antenna design, but I am looking for 4-5 different design options with a length and width not exceeding 4mm to 6mm. Ideal Skills and Experience: - Experience in antenna design, specifically in the 1-5 GHz frequency range - Knowledge of different antenna design techniques and materials - Ability to create multiple design options within the given dimensions - Attention to detail and ability to meet the required specifications If you have the necessary skills and exper...

I am looking for a skilled professional who can assist me in designing an antenna using the CST Microwave suite. The antenna should have dimensions in the range of 4-6mm. Specific features and functionalities required in the CST Microwave suite include: - Antenna simulation - Radiation pattern analysis - Impedance matching analysis Although I have some ideas for the design, I am open to suggestions. The target operating frequency of the antenna should be within the 4-6mm range. Ideal skills and experience for this project include: - Proficiency in using the CST Microwave suite for antenna design - Strong knowledge of antenna simulation, radiation pattern analysis, and impedance matching analysis - Experience in designing antennas...

Project Description: We are an aircraft satellite antenna manufacturer called AerialComm in need of a company logo. We are looking for a modern and minimalist logo that is image-based. We are open to suggestions for colors and themes. Ideal Skills and Experience: - Graphic design - Logo design - Experience in creating modern and minimalist logos - Creativity and ability to provide suggestions and options for colors and themes Please look at our webpage to get an idea of our product

I am looking for a freelancer who can help me with a project that involves creating a 10KM range RF communication system using LoRa technology with an omni antenna. The project requires the following: Desired Data Rate: - The Omni Antenna was chosen to give stable RSSI reading for any message between devices so that I can estimate approximately the distance between devices regardless the device angles. - The built-in antenna (On board antenna) is much preferable. - there is volume limitation , so the compact antenna size is a must. - The desired data rate for the RF communication should be high, up to 5 kbps. Frequency Band: - The specific frequency band preferred for the LoRa communication is 433 MHz. Power Constraints: - There are specific power c...

...Kenya, bringing light and TV to some of the poorest people in the world. To date, we have purchased terrestrial antennas from local suppliers in Kenya but because of quality concerns and supply chain constraints, we would now like to design our own antenna that we would have manufactured (likely in China). We have already done a fair bit of work on this but I am looking for a consultant who can help educate us. I would like someone who can help evaluate the design we have received from a potential manufacturer and provide advice on what we should do to design this. Antennas is not an area where we have any internal expertise. If this is something you do or if there is someone you could refer me to, I would appreciate discussing more. Thank you. To he...

I am looking for a freelancer who can design an antenna using the CST suite to obtain s11 measurements within the frequency range of 1-5 GHz. Skills and Experience Required: - Proficiency in using the CST suite for antenna design - Expertise in working with frequencies ranging from 1-5 GHz - Knowledge of antenna design principles and techniques - Familiarity with Vivaldi antenna dimensions and their implementation in the design process The project does not require optimization, but the freelancer should be able to efficiently design and simulate the antenna to obtain accurate s11 measurements. The chosen dimensions for the design are Vivaldi. Also, Antenna design in microwave imaging to detect b...

Project Description: We are looking for an experienced Android and iOS developer to create a VSAT antenna app for both platforms. Skills and Experience: - Proficient in Swift and Kotlin programming language - Strong experience in developing mobile applications for both Android and iOS platforms - Familiarity with VSAT antenna technology would be a plus Requirements: - Rework an app that we have purchased from China partner for both Android and iOS platforms - Use Swift and Kotlin programming language for development - Utilize existing source code provide by client - Remove China company name and insert client's company name. - Publish on both App and Play Store

I am looking for a freelancer who can help me with antenna performance optimization using Matlab. The ideal candidate should have experience in antenna design and optimization. Specific Type of Optimization: Antenna Performance Optimization Criteria for Optimization: The optimization needs to meet some set of criteria, but not all. Number of Antenna Configurations: We are considering 1-5 different antenna configurations for optimization. Skills and Experience: - Proficiency in Matlab - Strong knowledge of antenna design and optimization - Experience in antenna performance optimization - Ability to analyze and interpret results - Good problem-solving skills If you are interested in this project, please provide examples of s...

*** This job will take you less than 15 minutes. Please bid accordingly. **** I want to install a wifi receiver on my roof. I will probably also install a long Antenna Mounting Pole 25 ft high so I have a better line of sight. I went to alibaba and searched "grid parabolic antenna" **** ANSWER THESE TWO QUESTIONS PLEASE ***** Which of the antennas on alibaba will have the longest range, strongest signal, etc? Since the antenna I will be using is extremely directional, I want to use a tool, like a Wireless Analyzer that will make it easier for me to point the antenna directly at the source. What tool do you recommend for this?

Project Title: Antenna Positioning Purpose of Antenna Positioning: - Achieve precise pointing capability anywhere in the sky above the lunar rover - Improve signal strength - Minimize interference Number of Antennas: - Position and align 1 antenna Ideal Skills and Experience: - Expertise in antenna design and construction - Understanding of lunar rover communication systems - Knowledge of satellite communication protocols - Experience in precise positioning and alignment systems - Familiarity with lunar conditions and challenges -pcb design and rtos

I am looking for a freelancer who can integrate a GSM module into our existing code. We are using a SIM900 module, and it needs to be connected with a serial port interface. The GSM module needs to be used to send and receive text messages. We require someone with experience and expertise in developing solutions involving GSM modules.

Project is to breadboard and deliver to USA a 4.37 kHz signal generator and adjustable 1-20 Watt RF amplifier that transmits using an omnidirectional single wire antenna +/- 140cm in length. 100% duty cycle in 24C ambient. Input V determined by you to create most efficient design.

Pcb size is 90 x 70mm And outside solar is 80x80 x 2mm And a antenna and cable will come out from enclosure. Enclosure must be weatherproof ( from rain and dust). Must be pipe or wall mounted. All 3D files required necessary for production.

I need to create some computer vision hardware out of the following components: - triple camera set-up to gather images (2 USB and 1 MIPI) per set of cameras - Nvidia Jetson Nano V3 to process images from each set of cameras - Cyglidar to improve distance measurement to the recognized objects - adaptive IR LED and light sensor to improve night time images - GNSS/RTK reciever and GNSS antenna to geolocate and triangulate the recognized object based on timestamps - Nvidia Orin Nano to use as a central processor (1 master and 1 slave) - image storage - 5G cellular - Temperature monitoring - Cooling fans I have a basic set-up in mind but need someone to assist in creating a hardware set-up whereby all these components are merged into a single computer vision system so that I can start...

...authentication is done based on username/password). In addition, the NAT translations that have been made should be recorded so that tracking (in combination with the internal IPs) of each customer can be done. Finally, could also use netflow/sflow to record the connections made from each internal IP.] 2) The setup has to be and have OSFP at the PtPs so if one PtP fails the internet to go through the other antenna. 3) The Edgerouter will have 2 lines so it will be one main line and one as Failover line 4) It is neede to setup Wireguard VPN tunel to the key given. 5) make all the setups and the packages at the UISP Cloud at the setup there will be a Tiny pc connected that can have windows or linux in order to make the logging and to have remote access to the network. At the se...

I am looking for an experienced engineer to design an antenna for microwave imaging in breast tumor detection. The antenna design should meet the following requirements: Frequency Range: - The antenna should operate in the frequency range of 2-4 GHz. Type of Antenna: - A patch antenna is needed for this project. Radiation Pattern: - The antenna should have a bi-directional radiation pattern. Ideal Skills and Experience: - Strong background in antenna design and microwave imaging. - Proficiency in simulation software such as CST or HFSS. - Knowledge of breast tumor detection techniques and requirements. - Experience in designing patch antennas for bi-directional radiation patterns. - Familiarity with the frequency ran...

This project is to refresh the content in the Antennas section: Review the existing articles: For outdated or redundant ones: 1. Update with current information or rewrite to incorporate new applications or advancements in the field. 2. Repurpose to make the articles relevant again 3. INTERNAL LINKING: As you notice opportunities to add new links to product subcategories on ...up-to-date with the latest industry trends and developments, to demonstrate the company's commitment to staying current and ensure that visitors are provided with accurate and valuable insights. By leveraging the potential of these articles to address new applications or provide alternative explanations, DataAlliance can attract and engage a wider audience interested in the latest advancements in antenna...

I am looking for a skilled engineer to design a UHF RFID reader for my project. The reader should meet the following requirements: Frequency Range: - The reader should support the frequency range of 860-960 MHz. Reading Distance: - The reader should have a reading distance of 1-5 meters. Compatibility: - The reader should be able to read any UHF RFID tag/card. Ideal Skills and Experience: - Experience in designing UHF RFID readers. - Proficiency in working with the frequency range of 860-960 MHz. - Knowledge of antenna design for optimal reading distance. - Familiarity with UHF RFID tag/card compatibility. - Will need one prototype unit as well for the same If you have the necessary skills and experience, please submit your proposal.

Results shall be used for an analysis of how much coupling effects between VHF/UHF antenna to ground can be suppressed or even avoided by covering the ground surface under the antenna with absorbing ferrite tiles. The antenna is a quadfilar helix antenna being circular polarised and pointing vertically to the sky. The CEM simulations shall consider several distances under the antenna to the ground or to ferrite tiles of a few centimetres to several meters. Whereas the size of the surface of the required ferrite tiles shall be kept minimal but reaching moderate or good agreement with antenna pattern in free space / without ground.

I am looking for a skilled engineer to design a 433MHz PCB antenna with good gain. The antenna should have the following specifications: Frequency Range: 433MHz Size Constraints: up to 10 CM The ideal candidate should have the following skills and experience: - Experience in designing PCB antennas for specific frequency ranges - Knowledge of antenna gain optimization techniques - Proficiency in CAD software for designing PCB layouts - Familiarity with RF simulation tools for performance analysis Please provide examples of previous antenna designs and demonstrate your expertise in this area.

Project Description: I am looking for a freelancer who can design and create an enclosure for an antenna. The enclosure should be made of plastic and have a medium size. The purpose of the antenna is both broadcasting and receiving signals. Ideal Skills and Experience: - Experience in designing and creating enclosures for antennas - Knowledge of different types of plastics and their properties - Understanding of antenna technology and signal transmission - Ability to create a design that allows for efficient broadcasting and receiving of signals - Attention to detail to ensure the enclosure provides proper protection for the antenna - Strong problem-solving skills to address any potential issues or challenges during the design and creatio...

I am looking for a skilled engineer who can design a Flexible UWB MIMO Antenna for use in wearable and IoT applications. The ideal candidate will have experience in designing antennas with the following requirements: - Frequency range: Above 5 GHz - Main application: Both wearables and IoT devices - Form factor: Flexible The project will involve designing, prototyping, and testing the antenna to ensure it meets our specifications. The successful candidate will have experience with UWB MIMO antenna design, as well as proficiency in simulation tools like CST or HFSS. Strong communication skills and the ability to work independently are also essential.

to find the correct DAS solution for a large campus, to provide 4G coverage both inside buildings and outside.

I need a developer to create a GSM IMEI Alarm that can notify me if a new IMEI device enters the reception area. There must be a recorded list with all the "friendly" IMEI numbers in the area. You must be able to record a new "good" number by press button. Hardware to be used: Arduino Uno, 20x4 LCD and SIM900 GPRS shield .

...seeking a skilled antenna designer to create a novel design for breast tumor detection using microwave imaging. The ideal candidate should have experience in designing antennas for medical applications and be able to work with a frequency range of 3-6 GHz. The project requires simulation of the antenna design, so proficiency in simulation software is a must. A physical prototype is not required. As for the antenna design, a novel design is preferred over traditional designs like monopole, microstrip patch or dipole antennas. The designer should be able to create a unique design that meets the specific requirements of the project. Overall, the project requires a creative and experienced antenna designer who can work with t...

Using cst 1)Design a high efficiency reflector feed antenna based on the following reference with a 5% bandwidth. - Kishk, A.A.: 'Technical memorandum: Simple primary focus feeds for deep reflectors', IEE Proceedings H (Microwaves, Antennas and Propagation), 1989, 136, (2), p. 169-171, DOI: 10.1049/ip-h-2.1989.0030 a. Centered at 10 GHz à feed 1 And Design a reflector antenna using this feed design to produce 40 dB of gain at the center frequency. Plot efficiency curves, gain and radiation patterns. Finally 2)Design the most compact right-hand circular polarized patch antenna with the following specs: a. The axial ratio below 3 dB. b. The matching level is below -10 dB d. Operating from 20 GHz to 20.4 GHz over 40 mils th...

Logo title: Altius Apex Tagline: Satcom Colours of logo must be: White text. Hi-Viz green and black coloured Antenna and settelite icons wanted incorporated into the logo. I have attached some logos for inspiration. I have attached a photo of the exact colour green I would used on the icons.

CST Studio antenna design required

CST Studio antenna design required

CST Studio Antenna Design Project

I am in need of an HFSS U Slot Patch Antenna Design for my wireless communication project. The antenna should operate within the frequency range of 2-4 GHz. I have specific dimensions that must be met for the design. The ideal candidate for this project must have experience in antenna design and be proficient in HFSS software. Also must prepare a technical report with given template. The project requires the following skills and experience: - Expertise in antenna design and HFSS software -Can write a technical report about antenna with given template - Ability to work within specific size constraints - Knowledge of electromagnetic wave theory and antenna radiation patterns - Familiarity with antenna testing and m...