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-4
votes
1answer
212 views

How to interface a digital scale strain gauge weight sensor with a microcontroller [closed]

It is a Load Sensor(SEN-1638) Which can be used to Measure upto 110 Pounds So,How To Interface the above sensor to a Microcontroller Component?
2
votes
1answer
178 views

How to measure the car battery charge with good precision

My goal is to replace the analog battery gauge in the dashboard - with a more accurate, digital gauge. My first idea was to look for a specialized IC. I'm familiar with battery gauges for LiPo ...
0
votes
2answers
204 views

Driving a dual axis with one stepper motor [closed]

I'm busy learning a bit of electronics, and trying to create an analog gauge replica of a Cessna 172 aircraft altimeter. I'm using an Arduino Mega 2560 to fiddle with, and thinking of using a stepper ...
1
vote
3answers
161 views

Can I read smartphone batteries gas gauge info with a PIC?

I'm in a quest trying to find some easy way of having my batteries charge level displayed. I've found it not so trivial as I thought it would be (because any smartphone is capable of doing that). Than ...
2
votes
3answers
485 views

Wire gauge of 40 pin IDE cable

What is the gauge of wire used in a typical commercial 40 pin IDE cable?
0
votes
1answer
404 views

Wheatstone circuit not functioning

I have 3 dummy strain gauges suffering no strain (all 120 ohms, G.F=2.1) and the fourth (same characteristics) is meant to pick up torque at 45 degrees on a rod. It has been verified on an external ...
0
votes
2answers
405 views

Amplifying strain gauges on an arduino

I have 4 standard mild steel foil strain gauges bonded to a steel bar in a wheatstone bridge arrangement. They are implemented into a circuit with the INA 125P amplifier. I only manage to use about a ...
0
votes
1answer
219 views

Strain gauges burned out in half bridge

I've been using a full wheatstone bridge (4 strain gauges) to read stress on a steel bar, through a circuit mounted on an arduino breadboard. This seemed alright. I later used two strain gauges of ...
0
votes
1answer
109 views

High voltage metallic shield grounding

What size of conductor I have to use to ground the shield of a high voltage cable? I would guess that the size of the grounding conductor is related to the size of the cable, but I'm not sure.
3
votes
1answer
132 views

Bonding strain gauges to ABS

As the question says, I've been looking for the best way to bond strain gauges to Acrylonitrile butadiene styrene (ABS). It will be a circular cross section ABS piece. I'm not sure if this is an ...
2
votes
1answer
249 views

Will two 14Ga. wires handle the same load as one 10Ga. wire in a 12V DC application?

I'm wiring up a trailer brake controller unit on my 79 Jeep Wagoneer and I want to run 10Ga. supply wire to the unit. I bought 20 feet of 10Ga. wire while in town today and ran said 10Ga. wire to the ...
6
votes
3answers
203 views

Analog Gauge provider

I'm designing an altimeter based on a pic microcontroller and a freescale pressure sensor. I'd like to output the altitude from the pic using an analog gauge. I found some useful information ...
4
votes
4answers
1k views

Analogue Gauge with Arduino

How do you make / connect an Analogue gauge with Arduino?