Rf transmitter and receiver circuit 433mhzJobs

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    19,898 rf transmitter and receiver circuit 433mhz jobs fundet, i prisklassen EUR
    €328 Gns Bud
    9 bud
    pcb desigg Udløbet left

    timer concept lcd 3 relay 3 buttons rtc 6 adc (op amp circuit)

    €91 (Avg Bid)
    €91 Gns Bud
    18 bud

    Objectives The project in this semester is an interdisciplinary project. It combines distributed systems design, computer science and computer networks. PDA based flexible ticket system You are going to implement a prototype of a flexible ticket system. In its complete version it is going to replace the current RF-id tag based system. The new system expected lifetime is 5 year only. In 5 ye...

    €31 - €259
    €31 - €259
    0 bud

    Objectives The project in this semester is an interdisciplinary project. It combines distributed systems design, computer science and computer networks. PDA based flexible ticket system You are going to implement a prototype of a flexible ticket system. In its complete version it is going to replace the current RF-id tag based system. The new system expected lifetime is 5 year only. In 5 ye...

    €31 - €259
    €31 - €259
    0 bud

    fdgrsvfvdfbsdb rf rff rfssr fra r

    €2168 (Avg Bid)
    €2168 Gns Bud
    3 bud
    433Mhz Fsk Transmitter design. 6 dage left
    VERIFICERET

    I need someone to create a 433Mhz Fsk transmitter pcb design. the design will be based around a PIC16LF1824T39A or similar. -Sorry but only experienced people should apply for this, this design must work on first prototype. - Freelancer must have experience with Rf Design or hold similar designs already tested preferably.

    €196 (Avg Bid)
    €196 Gns Bud
    4 bud

    Hi Ali, I've noticed you've got telemetry experience. I'm wanting a a very small prototype that transmits via 433mhz and transmits GPS coordinates/speed. could you do this?

    €60 (Avg Bid)
    €60 Gns Bud
    1 bud

    Looking for an experienced product case designer that can provide guidance and ideas in the product case design process. I need a plastic case designed for a small electronics product. The case will hold a PCB that is 48mm x 20mm in size and ~5mm tall. The case should not be much larger than that. A small cord enters the case on one of the 20mm sides and exits the case on the opposite end (see cr...

    €127 (Avg Bid)
    €127 Gns Bud
    27 bud
    Mobile app 6 dage left

    A mobile app to provide services for booking and acquiring a ride and making orders for pick ups and deliveries. Admin has an opportunity to add other minor services. This app will have two major service provision which are; a) Delivery service : where customer input their pick up point and delivery point for delivery guy to pick up and deliver with sender, receiver and item details. b) Customers...

    €758 (Avg Bid)
    €758 Gns Bud
    36 bud

    I need electric kiln circuit diagram with name of devices used in circuit to make my own kiln.

    €98 (Avg Bid)
    €98 Gns Bud
    9 bud

    We are looking for experienced Engineering Projects writer to produce a New Experiment science projects with circuit diagrams with demo pictures We offer to pay $20 for every 1 mini projects. and we 100 mini projects We may negotiate the price for experienced writers. This Book is written for all the people who love innovation. It is the big collection of ideas to do some innovative project, to...

    €102 (Avg Bid)
    €102 Gns Bud
    4 bud

    need shopify website products links 301 jump to another website products links. Eg: only 1-3 products URLs [log ind for at se URL] 301 to [log ind for at se URL] Need to export .xls file, Please check the attached file, the batch export order is the same as the file. any problems pls contact me.

    €35 (Avg Bid)
    €35 Gns Bud
    6 bud

    need shopify website products links 301 jump to another website products links. Eg: only [log ind for at se URL] 301 to [log ind for at se URL] Need to export .xls file, Please check the attached file, the batch export order is the same as the file. any problems pls contact me.

    €34 (Avg Bid)
    €34 Gns Bud
    5 bud
    Trophy icon Create a Design 14 timer left

    Hello, I have new website I need to put some graphics into. I am looking for splash kinda designs like main picture on the slider right now. I am in need of 3 category images as well. Images below are the images I need to be changed into something else. Use your imagination please.. My website design to seek inspiration: [log ind for at se URL] The store is about STICKERS so keep that in mind. I...

    €47 (Avg Bid)
    Garanteret
    €47
    12 indlæg

    We want to design 1kHz spot welding transformer based on data provided. Please find attached screenshots for transformer design data Rated permanent input apparent power - 72kVA Output power at 20% duty factor - 150kW Frequency - 1000Hz Rated primary supply voltage - 650v Permanent input current - 111A Rectified voltage - 8.4v Permanent output current - 8kA Maximum duty factor of magnetic circui...

    €152 (Avg Bid)
    €152 Gns Bud
    2 bud
    circuit design for PCB 3 check 4 dage left
    VERIFICERET

    dear freelancer i am looking for a someone to help me to design a circuit to do the following features please see the attached document, this circuit will be giving to PCB manufacture to make it, the PCB board will be 80mm in diameter circle shape. the power source that will be provided to this board will be 15 dc volts, with 4 amps current., will provide the hardware and circuit connection and a...

    €169 (Avg Bid)
    €169 Gns Bud
    17 bud

    I need to develop an RF UHF Antenna with low profile transmission line type. Operation frequency 433,9 Mhz , 1 dB Gain , 5W output power , Important: Must be built using commercial extruded aluminum bar Reference video [log ind for at se URL] Reference market product [log ind for at se URL] Need mechanical design and all calculation. background : RF design, RF antena design

    €745 (Avg Bid)
    €745 Gns Bud
    7 bud

    I want long term employee. Its report work. losses between ground device and satellite. if you are expert, please bid here.

    €17 (Avg Bid)
    €17 Gns Bud
    4 bud

    Bases y fundamentos científicos para la generación de un recurso energético reversible, renovable e inagotable (reemplaza el uso de todos los combustibles derivados del petróleo), aplicable a todos los motores de combustión interna: el nuevo recurso energético reversible “REVEN”. El recurso (Tecnologia / Producto) está patentado en 197...

    €54 / hr (Avg Bid)
    €54 / hr Gns Bud
    2 bud

    We are looking for a Cordova developer to create a module for an app that we have been working on. The module will need to connect three different plug-ins. A plug-in that communicates with an andui circuit board, plug-in that maintains in internal database SQL, and a plug-in that reaches out to the web and pulls imagery to be saved in the app. We will also need help writing a crib job to run ever...

    €18 / hr (Avg Bid)
    €18 / hr Gns Bud
    17 bud

    Design and develop mobile app for android phone. This app collects audio recordings and send it to another person to list too and respond too. The app had to do the following. 1. Records audio that is limited to 5 mins each. User can record multiple 5 min recordings. 2. Audio recording is accessible immediately by a recipient. Recipients can be more than one. 3. Audio recordings must be date and ...

    €1310 (Avg Bid)
    €1310 Gns Bud
    99 bud

    We wish to create a low-cost consumer audio playback device (PCB only) using a BT201 [log ind for at se URL] audio board. This board is capable of storing and playing back MP3 files from local storage on a TF card (16 GB) and includes audio output as well as a built-in amplifier and Bluetooth 5.0 (BLE) and the ability to connect a 5V battery as well as expand onto the board via serial interface. U...

    €46 / hr (Avg Bid)
    Fremhævet Haster
    €46 / hr Gns Bud
    8 bud
    esp8266 RF reciver /decoder -- 2 3 dage left
    VERIFICERET

    i need to custom flash a sonoff RF to decode RF 433mhz signal so i need a script that listen(loop) and if any rf 433 signal ,it will show it on serial log

    €16 (Avg Bid)
    €16 Gns Bud
    6 bud

    I want long term employee. i have 2 [log ind for at se URL] is report work. its about looses between a ground device and a Satellite. report should be 3-10 pages. you can use matlab, excel, google sheets,.... it should be plagiarism free report. my deadline is 1-3 days. i want daily updates. no time wasters.

    €11 (Avg Bid)
    €11 Gns Bud
    4 bud
    taser électric -- 4 3 dage left
    VERIFICERET

    build : taser with fingerprint that do no shot people that have magnetic address detection rf id .shock against other user + 3 shots distance range 20 m or 10m shock against other user mean if yournot the owner of the taser it will shock you 1

    €265 (Avg Bid)
    €265 Gns Bud
    3 bud
    8.5 Volt SMPS 2 dage left
    VERIFICERET

    I need a power supply with SMPS topology. Size: As small as possible with 100% safety 1. DC Output Volt : 8.5 ±0.1 2. Output Current : 2.3 ± 0.01 Ampere 3. Input : 230 Volt AC ± 20% Single phase 50Hz 4. Line regulation : Very High (Steady DC output Voltage even in ±20% AC Input voltage change 5. Load Regulation : 0.01% on 0 to full load 6. Over load and unlimited Short...

    €43 (Avg Bid)
    €43 Gns Bud
    4 bud

    I want to transmit data between two micro controllers wireless using a specific RF chip

    €325 (Avg Bid)
    €325 Gns Bud
    13 bud

    I would like to implement using Verilog a circuit that simulates a single column 6-item drink machine where everything sells for $1.50. I would like to see a test bench to prove it as well! Cash only, no CCs. Nickels, dimes, quarters, half-dollars, dollars. Preferring not to pay more than $85 if possible!

    €144 (Avg Bid)
    €144 Gns Bud
    6 bud

    I would like to implement using Verilog a circuit that simulates a single column 6-item drink machine where everything sells for $1.50. I would like to see a test bench to prove it as well! Cash only, no CCs. Nickels, dimes, quarters, half-dollars, dollars.

    €40 (Avg Bid)
    €40 Gns Bud
    4 bud
    PCB Footprint design 2 dage left
    VERIFICERET

    Hi I need help to design PCB smd footprint that have the following components : - GSM Module - MCU - Switches Circuit (transistors & Mosfets) - Booster Circuit Will provide more details (datasheets & Schematech ) after awarding the project Thanks

    €89 (Avg Bid)
    €89 Gns Bud
    47 bud
    esp8266 RF reciver /decoder 2 dage left
    VERIFICERET

    i need to custom flash a sonoff RF to decode RF 433mhz signal so i need a script that listen(loop) and if any rf 433 signal ,it will show it on serial log

    €10 (Avg Bid)
    €10 Gns Bud
    6 bud

    I have an existing pdf that has been altered. I need the metadata or any digital imprint or signature to be changed so the receiver can not tell the PDF has not been altered. A friend told me about metadata and some other things.. if there is someone out there that is pdf and super tech savy with this sort of thing, I really need to speak with you ASAP, no beginners, only professionals that can gu...

    €110 (Avg Bid)
    €110 Gns Bud
    11 bud

    Overview: Processed parts must be electrically in contact with rack holding the parts. The maximum resistance allowable between the rack and the parts is 1.2ohms. Number of circuits needed is 5 I would like a circuit designed out of commercially available components that will provide a red light when resistance being measured is >1.0 ohms and a green light when resistance being measured is &l...

    €416 (Avg Bid)
    €416 Gns Bud
    3 bud

    We need to design and simulate a circuit in MPLAB Mindi that takes 6.6A constant current arbitrary waveform which drives LED Driver at 30V, 1A. An experience with working on electrical circuits regarding thyristor, led driver, triacs, bridge rectifier is a must. More details shall be submitted after successful bidding demonstrating your capability. Should be something like the link shown. If cont...

    €192 (Avg Bid)
    €192 Gns Bud
    1 bud

    Hello Guys, I have some electric issues in duct heaters... As you see the upper contactor has been burnt ! although I used 60A & 6 AWG contactor per step , & the clamp-meter idicated to 38.7 A per step & 77A FLA ! i'm confused whats the prblem because the fuses are not burnt bu that means there is no overcurrent or short-circuit ! at the first stage the cables became so hot ...

    €86 (Avg Bid)
    €86 Gns Bud
    9 bud

    We want to write a professional electronic product development "Jamming system" proposal to a company. The proposal will include the following "but not limited to" :- - Our Company profile - literature review about the product - Product information - Product specifications - Timeline There will be two documents:- - Technical proposal - Commercial proposal The way to...

    €149 (Avg Bid)
    €149 Gns Bud
    5 bud

    We are using tanner Tool for schematic, simulation and layout of the proposed circuit. We are making new xor xnor gates and with the help of these gates we are using in new full adder called as hybrid full adder.

    €95 (Avg Bid)
    €95 Gns Bud
    7 bud

    I need to build a project that will be used to decorate gardens. It will be consisting of a day night sensor and a driver circuit. The driver circuit will be used to change the color of the led's. And the whole circuit will be driven by solar panel. So i need the whole circuit from the solar panel to the battery that will store the power for emergency and after that the day night sensor along...

    €114 (Avg Bid)
    €114 Gns Bud
    22 bud

    • A step-by-step mathematical modeling of PV arrays /module with tags in MATLAB/ Simulink has to be implemented. • A DC-DC converter is used to match the load by adjusting duty cycle and a DC-AC inverter and a control unit are used to provide an AC voltage. • Different MPPT technique such as Perturbation and Observation (P&O), the Incremental conductance, Fractional short circ...

    €62 (Avg Bid)
    €62 Gns Bud
    8 bud

    Design a parallel resonant converter for a solar energy harvesting system with the following specs. v in = 20-40V V out = 375-425 V Power = 300 W Show your design (in matlab/ any circuit simulator software) Calculations to select Switching frequency Transformer turns ratio Designing L and C Show all waveforms Do the design for high and low Q (quality factor), compare both.

    €53 (Avg Bid)
    €53 Gns Bud
    2 bud

    hello we have receiver software we exctract it from receiver this receiver work with oscam for open pay tv this oscam emu have web interface but on this receiver is disabled we need enable it

    €693 (Avg Bid)
    €693 Gns Bud
    1 bud

    I want to Build a power supply that input is 220V AC and output is 1KV DC with 20mA max current. I am electrical engineer. But this is not my speciality. I need someone can help me to build and help me to understand the circuit.

    €33 (Avg Bid)
    €33 Gns Bud
    10 bud

    olá, o projeto de arduino é criar um sensor que detecte que o suporte da caixa das Twinbin foi aberto, enviando para o email as informações relativamente a caixa, como por exemplo a quantidade a repor e a sua localização, a essa informação só era transmitida após 2 minutos depois de aberto o circuito. Além da programa&cce...

    €18 (Avg Bid)
    €18 Gns Bud
    3 bud

    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

    €108 (Avg Bid)
    €108 Gns Bud
    5 bud
    Smartwatch App 15 timer left

    I need a smart watch app to create a button on screen to send your current location to selected contacts by text. Giving the receiver the ability to see the location on Google Maps. With an auto send option based on a time schedule user set (1hr, 2hrs, 3hrs, etc) A settings menu. Needs to be compatible with Apple, Tizen, WearOS.

    €153 (Avg Bid)
    €153 Gns Bud
    8 bud

    I'm trying to build a circuit that will connect to another device using WiFi direct. Once the connection is established, some content must be transferred. Can use esp 8266 or equivalent chip

    €304 (Avg Bid)
    €304 Gns Bud
    11 bud

    I am looking for PCB design, and the Gerber files to hand to prototypers. the circuit will use for a local textile machines *Components will include PCB, IR (Emmitor- detector), a small microprocessor, power transistor to drive a relay, a dual color LED, and the circuit will communicate with a mega Arduino via I2C protocol. *small program to operate the PCB. *the body form will be a whole disk wi...

    €181 (Avg Bid)
    €181 Gns Bud
    22 bud

    Basically, I want this project to be in two parts but i am handling each differently. That is the pulse and VLF. Interested bidder should be able to include all source codes and pcb schematic drawings; I want pulse and vlf metal detector projects with all the technical documents. Requirements: 1. I should read the received data over rx-tx. or I should read data from adc input of different microcon...

    €85 (Avg Bid)
    €85 Gns Bud
    2 bud

    Hello Freelancer, I am looking for a competent partner in upgrading an existing PIC18 Control unit. In this project your task is to find the correct Microcontroller-Pins for the new and changed parts and to check if something is missing or incorrect. After that, the hardware functionality should be given, that's all. Have a look at the attached "project Description" for more Inf...

    €214 (Avg Bid)
    €214 Gns Bud
    23 bud

    We are a manufacturer of high quality products related to the welding industry. We are currently developing a prototype for a new product that will utilize 2-3 Arduino boards to communicate wirelessly between the welder and his welding machine. We are looking for help developing the electronics circuit and code.

    €503 (Avg Bid)
    €503 Gns Bud
    55 bud