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Low cost 12V/6A dc-dc for lead acid
1. I have a lead acid battery in my board. It needs three outputs: 12V/3A, 12V/3A , 5V/2A. For first two outputs, I will keep single 12V/6A 2. For 5V/2A I will use LM2576 in front...
Monday, 10 October 2016 - 03:29
What is this sensor & where to buy
Attached find sensors used in Milk fact detection machines. Many companies uses it like http://www.ekomilk.eu/products/e... Where to buy these sensors?
Monday, 10 October 2016 - 02:51
Max voltage level with 0.1V Resolution; 10 bit adc
1. I have a microcontroller with 10 bit adc. Adc ref voltage is 5Vdc.  So its resolution would be: 5V/1023.  Now in my system I have three segment display & max...
Thursday, 6 October 2016 - 07:44
Measure differential output with different ground
1. I have a application for measuring load cell differential output. Load cell is powered from 10V from a differnet supply while ADS1230 is powered from 3.3V which is different...
Wednesday, 28 September 2016 - 16:11
Text to speech/ Port from Raspberry Pi to new processor
1. I have a made a code on raspberry pi which takes images from raspberry pi camera and do image processing and convert text into speech. code is working. On raspberry pi I have...
Friday, 23 September 2016 - 13:18
Triac burst; capacitive supply
1. Attached is the circuit for capacitive supply making +5Vdc from 220Vac. Earlier I was using old zero cross ckt as marked in schemtaic , but now I have changed it to new zero...
Friday, 16 September 2016 - 06:04
OPA316, level shift input signal, buffer output
1. I have application where input signal voltage varies from +5V to -5V. Have to level shift the signal and fed it to microcontroller adc which is sampling at 1MSPS....
Tuesday, 13 September 2016 - 16:56
Reading register using Modbus master/arduino uno
1. I ma using this modbus library to read (EM)6433, meter from scheider. Lib: https://github.com/4-20ma/Modbus... doc: http://4-20ma.io/ModbusMaster/   2. (EM)6433...
Tuesday, 13 September 2016 - 09:49
Diff between two vias in image
1. Attached is the image of two different vias on two pcb's. Second pcb(green) have vias designed by me in ultiboard, it has a drill & pad diameter as metal layer around each...
Saturday, 10 September 2016 - 08:59
Current Control
1. I have to control current of a load, so that whenever load increases from 5A it should trip & second there is no reverse current. Operating voltage is 9V to 12.6V. 2. I was...
Friday, 2 September 2016 - 16:27
PCB track/pad size calculation with mosfet
1. I am working on application in which there are CHG & DSG mosfet in circuit. I can connect any no of mosfet for CHG or dsg. CHG & DSG fets are in series so equal current...
Thursday, 1 September 2016 - 11:08
what sensor is used in this video
Below is link for video, which sensor is used here which can detect the glove/ball/hand touch? https://www.youtube.com/watch?v=...
Thursday, 1 September 2016 - 08:40

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