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    9,651 circuit design services jobs found, pricing in USD

    We have the circuit show in this article [login to view URL] The photodiode is the Digikey model 1125-106ND The JFET OPAMP is the AD820ANZ. Capacitance and resistance are shown in the diagrams. Problem The system is too sensitive, in full light, the output signal is saturated. Question What to add in the editing

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    Hi Indir O., I noticed your profile and would like to offer you my project. As you know the circuit should be designed from the scratch in Eagle and you have to make all components SMD and solve the noise problem

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    1 bids

    Hello , I need a schematic for my battery charger and backup power supply circuit, this is essential for microcontroller-based project. I have to use this components: Micro USB shield Battery regulator MCP73833 Voltage regulator TPS76933DBVR BATERIA RECARREGÁVEL LI-PO 3.7V 1.050A NIMO

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    ...designed motor. I want to fire a pulse of 12 volt to coils for an instant and in a firing order of 1,3,4,2 . I have 2 coils of 500 turns and wire size of 22 gauge. It is design with an crankshaft of 5/16' with wooden pieces with N42 magnetic on each end of the wooden pieces which spin in the pots it has a south and north pole there are 2 coils of

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    asking for electrical engineering expert. need knowledge on DC / AC inverter circuit

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    12 bids

    We are developing LCD display for our application, Basic concept and major component selection is d...concept and major component selection is done by inhouse team in order to expedite project we are looking for developer who will design circuit based on our brief and later design PCB for the same circuit for next stage.. PCB design has to be on KiCad

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    9 bids

    I need to create a design with a raspberry pi powered by Lipo battery with charging option(like in Mobiles) and have 4 microphone array and 3W speaker. The whole design need to be in a box with provision for charging, slot for microphone and speaker as well have a button to switch on/off the system

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    Design a Water Steamer Unit 6 days left
    VERIFIED

    ...Steamer or Personal Portable Steamer. Design the complete unit for making Steam, which involve the Inner Circuit with Auto Shutoff functionality and the heating assembly too. Should be 1200 W capacity. Your job is to design only Heating Unit, where steam is generated, Water tank and supply and electronic circuit for that. User should be able to regulate

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    3 bids

    ...Power Wires, Lithium Ion 18650 Battery stack, Solar Battery Charger, Car Battery Charger, Wall Battery Charger. You could build in the Solar MPPT charge controller into the circuit. I can get single line diagrams for all of this. Please let me know your thoughts. I would like to have milestones for a gerber file, one for the software, and then a milestone

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    24 bids

    ...Power Wires, Lithium Ion 18650 Battery stack, Solar Battery Charger, Car Battery Charger, Wall Battery Charger. You could build in the Solar MPPT charge controller into the circuit. I can get single line diagrams for all of this. Please let me know your thoughts. I would like to have milestones for a gerber file, one for the software, and then a milestone

    $1086 (Avg Bid)
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    29 bids

    Complete Product Design in Altium including Schematic and PCBA with all output files/libraries/footprints/Bom/mechanical drawings ETC... Design based around RTS5423 Schematic QFN-88 , Cost effective yet Impressive electrical characteristics 95.5mm by 60mm 4 or 6 layer (FR-4) 1.6mm 1oz copper 5/5mil spacing 0.25mm min hole size Black PCB with White

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    I require the design of a 3d enclosure for a circuit board project: The enclosure is required to contain: PCB assembly (~110mm X 60mm) Mainboard with submodules. The PCB should attach firmly to the enclosure with mounting points/screws. Two small speakers (+-40mm square) Associated Speaker type “slots” Mounting standoff for internal

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    I have to implement a paper in Python3, which contains garbled circuit programming in python

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    I'm looking for someone who is expert in PCB Design especially in Analog Audio circuit It's a simple circuit -Through hole converts to SMD -Reducing the noise of the circuit -KiCAD to Eagle I need someone professional who can improve the design I will provide you more details

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    I have an idea for...do this for equity if you are interested. Note: I already have someone for the 3D design and product design. Skills required: - Electronic engineering - Electrical engineering - Mechanical engineering - Prototyping - Programming - PCB layout - Electrical circuit engineering Knowledge of nanotechnologies is a plus. Thank you

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    ...control program and draft the connection scheme for me. The program must be compatible with MPLAB X IDE v.4.05 and written in the C programming language incl. PICkit 3 In-Circuit Debugger/Programmer. The code must be entered via the keypad. The data sheet is in the upload files. The microcontroller must be a 16F887. The LCD of the PICDEM ™ 2 PLUS DEMONSTRATION

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    Need rhe circuit design and components list

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    Need to have a blue-tooth co...tension. System previously created, just need to replicate. 1. Identify and purchase: A. 6 v electric motor. B. blue-tooth unit. C. Digital counter. D. Printed Circuit board. E. Reed Effect Sensor. 2. Assemble system, solder PCB. 3. System must transmit data to phone app and be controllable by phone app.

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    32 bids