Rf design trabalhos

estamos contratando freelancer com conhecimento em projetos de eletronica digital, especificamente com controles de ir e rf .

Boa tarde Galera Estou montando um projeto de estacionamento inteligente via radio frequência e estou com uma dificuldade na hora de criar o código. estou utilizando dois Arduino UNO pra comunicar entre si utilizando o RF TX/RX 433MHz. componentes para o projeto: 2x Arduino UNO 2x Sensores ultra sônico HC-RS04 par de RF 433MHz Display 16x2 2 leds verdes 2 leds vermelhos O Arduino que será o transmissor coleta as informações dos dois sensor ultrassônicos HC-RS04 e envia pelo RF Transmissor para o outro Arduino que será o receptor e mostra a informação no display 16x2 as informações das vagas. exemplo: Vaga livre (0, 1, 2) Vaga ocupada (0, 1, 2) e mantem o led verde ou vermelho acesso d...

Sou Davi,curso mecatrônica e estudo na escola Técnica Rezende Rammel. Estamos em um mês de campeonatos de projetos e devido isso, preciso de auxilio em uma programação usando arduido. O ciclo do projeto baseasse em : sensor de batimentos e oximetro max 30100, transmissor e receptor rf433 e modulo gsm siml800 e 2 arduinos. Preciso que 1 arduino envie para o outro os dados do sensor de batimentos via rf para o outro arduino cujo vai estar o modulo gsm, e quando solicitar via push button, enviar um sms com os dados do sensor

Software para identificação de placas de veículos, para uso diversos. Deve funcionar com câmeras IPs, e outros modelos. O mesmo software seria para 2 usos diferentes: - Uso Geral - Sistema de gerenciamento de estacionamentos tarifados e automatizados. Uso Geral: Este software necessita das seguintes especificações reconhecer e gravar as placas de veícu...gera um ticket para o cliente que vai estacionar o carro, na volta, através do ticket, um leitor verifica o horário da volta e faz a cobrança, o valor sera cobrado de 30 ou sessenta minutos, mesmo se a permanência seja menor que 30 ou menor que 60, ou um espaço para configurar a forma de cobrança. Opção para acionar um portão ou po...

...INVERSÃO DE POLARIDADE 10- TENSÃO DE OPERAÇÃO 5 VCC 11- PORTA USB COM CIRCUITO DE PROTEÇÃO E FUSÍVEL RESETÁVEL DE 500 mAmp 12- CIRCUITO COMUTADOR DE ALIMENTAÇÃO FONTE X USB 13- 02 SAÍDAS EXTRA 3.3 VCC 50 mAmp 14- 05 SAÍDAS EXTRA 5.0 VCC 50 mAmp 15- 05 SAÍDAS EXTRA GND 16- 03 PINOS SAÍDA VIN 17- BOTÃO DE RESET DO MICROCONTROLADOR 18- RTC (REAL CLOCK TIME) INCORPORADO À PLACA 19- RECEPTOR DE RF 433 CRISTAL INCORPORADO À PLACA 20- GRAVADOR DE CARTÃO DE MEMÓRIA MIDRO SD INCORPORADO À PLACA 21- SENSOR DE TENSÃO AC INCORPORDO À PLACA 22- SIM 800L SINCON INCORPORADO Á PLACA, ALIMENTADO POR 4VCC ESTABILIZADA E 2 AMP....

Seria um modulo com comando via wifi, com função controle residencial. Teria que conter na mesma placa 4 diferentes funções 1° rele pulsante 2° rele com retenção 3° sistema dimmer 4° transmissão RF.<br />Essas funções seria selecionável conforme necessidade, não tem necessidade de estar habilitados ao mesmo tempo, Mas que contenha uma chave seletora. Os relé deverá comandar cargas de 10A, o RF tem que conter uma saida P2. <br /> 

Preciso de uma pessoa para criar uma placa ligada a um sensor de vibração, quando esse sensor for ativado essa placa terá que liberar choque através de um eletrificador semelhante a um de cerca elétrica e ao mesmo instante terá que enviar um RF par uma central de alarme.

desenvolver uma programação para automação de um equipamento usando arduino para controlar sensores reedswitch, comunicação rf, medição ultrassônica e acionamento de reles.

...Projetar<br /><br />2 - Comprar os componetes<br /><br />3 - Montagem<br /><br />4 - Testes<br /><br />5 - Envio pelo correio<br /><br />O transmissor pode ser contruído usando componetes que o projetista achar melhor <br /><br />Segue sugestão de projeto:<br /><br />Transmissor Wi-Fi 2.4Ghz com 11 canais selecionáveis e alcance de 30m<br /><br />De simples montagem, aproveitando as características RF do arranjo de quatro 4 transmissores de áudio e vídeo, modelo XL24017, que operam na banda ISM, nas frequências 2.414GHz a 2.468 GHz.<br /><br />4: XL24017<br /><br />4: ANTENA 2.2dBi / 2,4GHZ / 50 ohms<br /&g...

Central para motor de portão automatico com freio e rampa e com modulo rf 433.92 com CI HT6P20B

Preciso de um Engenheiro em telecomunicações, com conhecimentos em instrumentação de equipamentos de radio frequência, RF. O trabalho será uma elaboração de laudos técnicos em equipamentos de telecomunicações, radiodifusão e transmissores de fm. Mais informações com os profissionais pré-selecionados. Interessados, enviar propostas.

Na verdade, eu gostaria de mais informações a respeito de como deve ser o projeto. Eu sou universitário, cursando Engenharia Elétrica na Unicamp, e talvez eu possa ajudar.

We are looking for a professional with skill and experience in C programming language in embedded code for RF transceiver modules, particularly experienced with NTR09RSL8 and NTR09CSL8 868MHz LoRa RF Transceiver modules. Your task is to develop and test code to accurately depict their abilities and limitations, we expect the final work to be thoroughly tested, well-commented, and ready for deployment. Here below are the basic requirements; 1- SX1262 drivers should be used (from Semtech) 2- Test Code (for the flowchart/detailed requirements which will be provided to engaged candidate) should be tested in Nucleo-L432KC or Nucleo-L476RG 3- Deliverable is the Test Code Ideal Skills and Experience: - Proficiency in radio frequency transceiver modules particularly NTR09RSL8 and ...

...in a waterproof container and be powered by a rechargeable battery preferably through USB. This part will actually go on a dogs collar. The device can either transmit vi. RF, USB or any other short range signal. Part B: Part B its job is to have two functions. The first function is to receive a signal from Part A, the second job of Part B is to transmit a specified RF signal to Part C when Part A is within 2 to 3 feet of Part B. Part B, needs to also be housed in a waterproof container and be able to be charged via USB. Part C: Part C, is a separate module that is already created its job is when it receives a specified RF signal from Part B it activates its predesigned function and then is ready for the operation to happen again. Think about this, a dog has a tran...

...performance for businesses of all sizes. Our expertise encompasses: • Installation and Commissioning: Proficient in deploying OLT (Optical Line Terminal), Mini OLT, Provider Edge Routers, and Layer 2/3 Aggregation Switches, guaranteeing efficient network operation. • Migration Solutions: We excel in seamlessly transitioning services such as IPVPN, PRI, IPLC, LL, and ILL from legacy networks (SDH, RF, SHDSL Modem) to cutting-edge Next Generation Networks (FTTH GPON), ensuring minimal disruption and maximum efficiency. • Last Mile Connectivity: Specialized in providing last-mile fiber connectivity, whether through aerial or underground routes, ensuring robust connections for Business, Enterprise, and SMB customers to nearby Points of Presence (POPs) through linear or...

1. Hi, I'm looking for someone who is an expert in AlphaFold and protein structure prediction, as well as PDB data, I wanted to understand this RF diffusion paper, which uses AlphaFold. However, I don't quite understand the structure of the PDB data, especially when they talk about these XYZ coordinates and other biochemistry-related terms. If you could navigate me through the structure of PDB files and, if you happen to know more about AlphaFold, that would be great. 2. Please write the links to your google scholar page in front of your proposal please.

The following features are important for the Smart Thermostat Valve: -There must be temperature and humidity sensors. -For double-sided communication between the thermostat and GateWay, it must be provided with RF 433 MHz communication protocol. -Must be powered by AAA or AA batteries. -Communication between devices should be encrypted for data security. -It should have low power consumption. -All source files must be shared at the end of the project. The Software Gateway requires the following: -Must be able to connect to the internet via Wi-Fi protocol via a Gateway. -The product must be controllable via mobile application. -It should include various automation modes. -The data in the sensors must be tracked during the time they are stored. -All source files must be shared at ...

We're seeking an individual who can help develop a BLDC motor circuit (with IR / RF) also capable of reverse engineering and conducting comprehensive analyses of each component and functionality, and redesigning them to improve performance and efficiency, someone who can design a working PoC and demonstrate their mastery of the redesigned circuit. - Multi-layer PCB Design - Reverse Engineering - Extensive knowledge of Digital Electronics - Experience working with brushless motors. - Firmware development/coding skills (c, c++, assembly or similar skills) - working knowledge of multiple ICs Once the project is completed, along with the BOM file and GARBER file, the PoC project also has to be submitted. IMP: Freelancers must sign an NDA before beginning to work on...

We're seeking an individual who can help develop a BLDC motor circuit (with IR / RF) also capable of reverse engineering and conducting comprehensive analyses of each component and functionality, and redesigning them to improve performance and efficiency, someone who can design a working PoC and demonstrate their mastery of the redesigned circuit. - Multi-layer PCB Design - Reverse Engineering - Extensive knowledge of Digital Electronics - Experience working with brushless motors. - Firmware development/coding skills (c, c++, assembly or similar skills) - working knowledge of multiple IC's Once the project is completed, along with the BOM file and GARBER file, PoC project also has to be submitted. IMP: Freelancer must sign an NDA before begin workin...

We are looking for an expert in embedded code for RF transceiver modules, particularly experienced with NTR09RSL4 and NTR09CSL4 433MHz LoRa RF Transceiver modules. Your task is to develop and test code to accurately depict their abilities and limitations, we expect the final work to be thoroughly tested, well-commented, and ready for deployment. This project involves long-range connectivity. and NTR09RSL4 and NTR09CSL4 433MHz LoRa RF Transceiver modules are earmarked for integration in IoT devices, hence an affinity for IoT application development will be valuable. Ideal Skills and Experience: - Proficiency in radio frequency transceiver modules particularly NTR09RSL4 and NTR09CSL4 - Familiarity with IoT application development - Solid experience in coding for wirele...

We are in search of a professional to tra...English to Turkish and from Turkish to English. These documents are primarily datasheets, user guides and technical documents related to Wireless RF Communication products, therefore we mainly prefer Electrical/Electronics Engineers and this post is for the first of a series of similar packs and might be extended to cover partially our other marketing activities including seo&link management, graphical content creation, Google Ads and Linkedin marketing activities etc. Key Responsibilities: - Translation of marketing materials (some from English to Turkish, some from Turkish to English) Ideal Skills and Experience: - Familiarity with Radio Frequency, RF Wireless Communications and related products, - Familiarity with digital...

...in a waterproof container and be powered by a rechargeable battery preferably through USB. This part will actually go on a dogs collar. The device can either transmit vi. RF, USB or any other short range signal. Part B: Part B its job is to have two functions. The first function is to receive a signal from Part A, the second job of Part B is to transmit a specified RF signal to Part C when Part A is within 2 to 3 feet of Part B. Part B, needs to also be housed in a waterproof container and be able to be charged via USB. Part C: Part C, is a separate module that is already created its job is when it receives a specified RF signal from Part B it activates its predesigned function and then is ready for the operation to happen again. Think about this, a dog has a tran...

Detailed description of services provided: RF Test Analysis: We will begin with an in-depth analysis of the RF test results provided, to understand your antenna's current performance and identify areas for improvement to meet CE-RED and FCC certification requirements. Antenna Redesign: Following our analysis, it is clear that a revision of the antenna design is required to reduce transmit power at the 7217.00 MHz frequency. We therefore propose to redesign the antenna by adjusting its dimensions to achieve the required transmit power levels. Antenna import: If you already have a simulation file, we can import it directly into HFSS to speed up the redesign process. Otherwise, please provide us with your PCB's Gerber file, from which we can extract the antenn...

We are seeking an antenna specialist to design a PCB antenna with a working frequency of 2.4 GHz. We've already produced several PCBs. RF communication works well, but we need to tune the antenna to meet RF tests (CE-RED and FCC certification).

...PCB designer for a multi-layer PCB design project. The primary requirement is to create a design using Eagle software, include RF antenna functionality. • Ideal skills: - Extensive experience in multi-layer PCB design - Proficiency with Eagle PCB design software - Familiarity with RF antenna concepts This PCB will not perform signal processing, power management, or data communication, but rather focuses primarily on the RF antenna functionality. Basically it will send sine wave upto 1000 sqft and the frequency of our bidders will have prior experience in similar tasks. Consequently, please prepare your portfolio showcasing your understanding and execution of such concepts. Your bid should reflect your capacity to deliver...

Looking for an RF expert that can give me a circuit of a Cheap easy to build circuit of an RF Amplifier that can transmit up to 150km line of sight with design of Antenna. This person will also present a simulation data showing that this works and everything is working as we intended.

I am in need of an RF engineer who has high standards when it comes to meticulous antenna design. The job highlights the development of a low frequency antenna that operates within the range of 300 to 1000KHz. Key Responsibilities: - Ideal candidate must deliver a complete low frequency antenna design - Anticipate and solve potential design issues Ideal Skills and Experience: - Expertise in RF circuit design - In-depth understanding of RF system performance analysis - Proficient in antenna creation with emphasis on low frequency operations. Your extensive work experience on similar projects will be highly beneficial. Ability to meet deadlines and remarkable problem solving abilities set you apart. Looking forward to your bids.

I'm in need of an RF and embedded systems expert with experience in RF design, GPS, GSM and Sensor testing, and troubleshooting. The main goal of this project is to debug and optimize an RF embedded circuit that uses A9G SoC for realtime air monitoring system. Key Project Details: •⁠ ⁠Skills Needed: Circuit design, RF circuits, GSM/GPS communications •⁠ ⁠Specific Task: Debugging and Troubleshooting previous design •⁠ ⁠Frequency Range: GSM/GPS bands Ideal candidate should have: •⁠ ⁠Proven experience in circuit design, testing and troubleshooting •⁠ ⁠Specialization in GSM/GPS systems with A9G Soc •⁠ ⁠Expertise in working with embedded system, SoC and air quality sensors •⁠ ⁠Good understan...

We need RF Engineer/ Rigger Responsibilities for our project, Our company : Beetel Tele tech limited, Need candidates for below locations, Coimbatore Hosur Tirupur Vellore Tirupati Hyderabad Nizamabad Medak Nalgonda Khammam Ratnagiri Aurangabad Latur RF Engineer/ Rigger Responsibilities: • Ensuring RF test equipment is calibrated to industry standards. • Testing, cleaning, and packing field equipment. • Traveling to customer locations and field sites. • Testing the performance of existing wireless networks. • Analysing RF broadcasting equipment and suggesting improvements. • Using computer software to design RF installations for new wireless networks. • Troubleshooting network issues. • Ensuring regulatory ...

...Ratnagiri Aurangabad Latur RF Engineer/ Rigger Responsibilities: • Ensuring RF test equipment is calibrated to industry standards. • Testing, cleaning, and packing field equipment. • Traveling to customer locations and field sites. • Testing the performance of existing wireless networks. • Analysing RF broadcasting equipment and suggesting improvements. • Using computer software to design RF installations for new wireless networks. • Troubleshooting network issues. • Ensuring regulatory standards are met. RF Engineer Requirements: • Bachelor's degree or Diploma in electrical or Electronics engineering • 1-3 years' experience as an RF engineer in the mobile telecommunications ind...

I'm in need of an expert who can carry out a task that involves eavesdropping on Thuraya satellite communications using a Hack RF receiver. This task is for research and analysis purposes. Your main responsibilities will include: - Real-time eavesdropping on Thuraya satellite communications. - Extracting specific information including location data, voice communication, and details of data transfers. The ideal freelancer for this project should have: - Proficiency in working with satellite communication systems. - A strong understanding of Hack RF receivers. - Experience in data extraction and analysis. Please be sure to include any relevant experience in your proposal. This is a complex task that requires specialized skills, so relevant experience will be highly va...

I'm in need of a talented PCB designer who can assist in creating a simple but effective PCB for a power supply. Key Responsibilities: Need a Small PCB which will contain NodeMCU, 4 Relay, AC to DC 5v. This board is for home automation project which will connect through WIFI, RF and control all home appliances. Ideal Skills: - Proven experience in PCB design. - Understanding of basic power supply principles. - Proficiency in PCB layout softwares, like Altium or Eagle. This is a straightforward project suitable for a skilled PCB designer looking to take on a quick gig.

I am in need of a seasoned developer with proficiency in working with RF modules and LoRa technology, or similar, to create a system that can compute the distance between two RF modules. I am seeking a skilled developer to create a system that calculates the distance between two RF modules using LoRa technology or a similar module. The system should operate within the 2.4 GHz or sub-GHz frequency bands. Required precision of the measured distance in outdoor environment is 10 meters (can be 100 meters in the first version). If you have expertise in RF communications and embedded software development, I encourage you to bid on this project.

...recapture based on predictive modeling. A rough Mockup is provided. Key Elements to Include: 1. Object Tracking: • Show a naval vessel with an initial position and subsequent tracking points. • Use a dotted line to indicate the vessel's path until the point where it "goes dark" and custody is lost. 2. Sensor Network Tasking: • Integrate icons or symbols representing different types of sensors such as RF (Radio Frequency), IMINT (Imagery Intelligence), and SAR (Synthetic Aperture Radar). • Create visual tasking queues or lines from these sensors to the area of interest. 3. Predictive Path and Collection: • Use a colored, transparent cone or a series of grids to represent the predictive model for the vessel's future location. • H...

I'm looking for an experienced electrical engineer to help design an UHF (Ultra-High Frequency) LPDA antenna. About The Project: - The primary purpose of this antenna will be to work in tandem with wireless microphones, of which I plan to operate between 1-5 at a time. The Ideal Candidate: - Has experience in RF engineering and antenna design - Is familiar with antennas operating in UHF frequencies - Has the ability to optimize antenna design for usage with wireless microphones Please only apply to this project if you meet the above criteria and feel confident you can successfully design an effective LPDA antenna in the UHF range.

...seeking an experienced RF design engineer to partner for lab project involving: Design of discrete circuit transmitter with specific RF performance requirement that shall be provided as needed. From the DAC output to RF frequency 5GHz. One stage up-conversion. modeling and simulation of the transmitter signal chain that provides performance details related to link budget RF chain analysis, inter modulation and harmonic distortion using RF/microwave circuit synthesis and simulation software for circuit board and subsystem designers called "Genesys" Desirable Skills and Experiences: - Proven experience in the field of electronics. - Expertise in RF circuit and antenna designing. - Knowledge of medium frequency range (1 G...

...primary objective is to ensure compliance with our no-mobile-use policy during office hours. Details/Requirements: - Design and implement an RFID solution capable of detecting and tracking the presence of individual mobile phones in the locker. - The system should send timestamps of when the mobile phone is kept inside the locker and when it is taken out, to the server. - The system should generate daily reports to be sent to the administrator with regards to mobile usage for previous day. - The system should be easy to use and does not require advanced technical skill. Skills and Experience: - Proficiency in RFID technology application - Understanding of mobile phone's RF protocols - Previous experience building similar systems - Ability to integrate system wit...

create new pcb for qtpy and cc1101 rf module in agle and crate ecnlosure for new pcb in fusion 360

...electronics expert to help design a circuit for a consumer electronics device. Key Tasks: - Advanced PCB Design: This will involve creating a complex PCB layout that can accommodate the circuit's requirements. - RF Circuit Design: The circuit will need to include RF components, so experience in this area is essential. Ideal Skills and Experience: - Seeking Electronics Expert with the following skills: Proficient in LTSpice, Multisim, or SPICE. Analog, digital circuit design, power supplies, signal conditioning. Skilled in Altium Designer, Eagle, or KiCad. Knowledge of PCB fabrication processes. Experience integrating optical filters into IR-based devices. Write algorithms for signal processing, and control systems. Microcontroller prog...

The project will be done in 2 parts , 1- controlling adf4356 rf synthesizer with matlab code and arduino uno hardware. The work will be done and tested on my hardware using TeamViewer. 2- Controlling mcp3424 and matlab in a loop such that the rf synthesizer generates the frequencies from 0.5 to 1.5 ghz with controllable output power. The mcp 3424 module reads those signals. The code for mcp module reading will be provided, which you can integrate in your adf code in Matlab.

I'm looking for an experienced RF antenna designer to integrate an RF antenna into a mobile handheld device Ideal skills and experience: - Proven expertise in RF antenna design - Experience with wireless communication systems - Ability to work independently and deliver results promptly

I need a power amplifier designed for a 28nm CMOS technology. Since the maximum power output, frequency range, and target application have not been specified, the freelancer needs to be skilled in various amplifier designs and also have flexibility to adapt the design according to different project requirements. Ideal Skills: - Integrated circuit design - Solid background in CMOS technology - Experience with power amplifiers -Cadence Design Systems Experience with wireless communication, RF signal and audio processing would be a plus. Please make sure to detail your portfolio and previous experience in power amplifier designs when submitting your proposal.

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...telecommunication engineering to conduct an analysis of the line of sight for an RF antenna. The antenna will be positioned in a challenging mountainous terrain and is intended to have a range of more than 10 miles. Potential obstructions in this environment include trees, vegetation, built structures, and naturally occurring topographical features. The successful freelancer will be expected to: - Create detailed simulations or models of the projected RF signal propagation. - Identify any likely signal obstruction or degradation due to the identified features of the mountainous terrain. - Propose optimum positioning or other recommendations to maximize the antenna's functionality. Skills and Experience: - Telecommunication or RF engineering. - Experience in...

I need a power amplifier designed for a 28nm CMOS technology. Since the maximum power output, frequency range, and target application have not been specified, the freelancer needs to be skilled in various amplifier designs and also have flexibility to adapt the design according to different project requirements. Ideal Skills: - Integrated circuit design - Solid background in CMOS technology - Experience with power amplifiers -Cadence Design Systems Experience with wireless communication, RF signal and audio processing would be a plus. Please make sure to detail your portfolio and previous experience in power amplifier designs when submitting your proposal.

...distributed DVB-C modulators ... to be generating RF-based UHF signals for cable-TV networks.... - like up to 893x locations so far we might be able to deliver directly by 50 mbit/s each using that DVB-x2 mux as MPEG-TS ... (it is always the same DVB-x2 MPEG-TS mux... but the RF-interface is different....- to be transmitting to the clients receiver ... it can be DVB-T2 as own network.. using a special hardware by the manufacturer.... they will tell us later how they want that MPEG-TS... - but we have even CHEAP dvb-C encoders oder modulators for local CABLE-TV operators... like we have manufacturers being able to manufacture/produce affordable 19" rackmount-kits for even less than 150,- US-dollars ... like having 2x 10GE input ETHERNET and having RF-UHF-out for...

I'm interested in achieving a comprehensive understanding of the safety evaluation of an RF Plasma device - a topical medical instrument for treating skin inflammation. Specifically, I need in-depth information on: - Compatibility of the RF Plasma device with other treatment modalities. This information is essential to ensure safe and effective concomitant therapies for patients requiring multiple treatment methods. - Understanding the scaling safety of this device when treating extensive surface areas on the body. The availability of reliable data about any potential hazards related to the scale of treatment will significantly contribute to enhancing the device's usage safety. The ideal freelancer should be well-versed in medical device safety assessment, with a ...

I'm interested in achieving a comprehensive understanding of the safety evaluation of an RF Plasma device - a topical medical instrument for treating skin inflammation. Specifically, I need in-depth information on: - Compatibility of the RF Plasma device with other treatment modalities. This information is essential to ensure safe and effective concomitant therapies for patients requiring multiple treatment methods. - Understanding the scaling safety of this device when treating extensive surface areas on the body. The availability of reliable data about any potential hazards related to the scale of treatment will significantly contribute to enhancing the device's usage safety. The ideal freelancer should be well-versed in medical device safety assessment, with a ...

We are seeking a talented and experienced RF Engineer with expertise in radar systems. As an RF Engineer, you will be responsible for designing and developing radar systems, from initial concept through to production. Responsibilities: Design and develop RF components and subsystems for radar systems. Conduct system-level analysis and simulations to optimize radar performance. Perform RF testing and validation to ensure compliance with specifications. Collaborate with cross-functional teams, including hardware, software, and systems engineers. Stay abreast of emerging technologies and industry trends in radar systems. Requirements: Bachelor's degree in Electrical Engineering, RF Engineering, or a related field. Master's degree preferr...

I am in search of a knowledgeable individual to design an RF transmitter circuit compatible with the rx480e module at frequency 433MHz. Importantly, I need the transmitter circuit to be simple yet effective, with the capability to cover a long-range distance of at least 3km to 5km. With 4 chanel. Key Aspects: - Long-Range Communication: The transmitter circuit should be designed to work efficiently over long distances - a minimum of 3km. - Simple Design: The design needs to be as straightforward as possible, without compromising functionality. - Compatibility: The transmitter circuit must be compatible with the rx480e module. The Purpose: This RF transmitter circuit will be instrumental for a remote control system that is able to control a small relay a...