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Sherlock Ohms
Latest Content
<<  <  Page 2/2
Glue Troubles Run Hot & Cold
Sherlock Ohms 
8/13/2012  27 comments
First, it was trouble with the hot glue applicator. Then, the cold glue system started acting up.
Blowing Fuses & Exploding Circuit Panels
Sherlock Ohms 
8/7/2012  28 comments
If the fuse keeps blowing, the problem may not be a power surge.
Robot Servo Errors Were Only Human
Sherlock Ohms 
7/31/2012  14 comments
Many things can go wrong with the robot welders, but all of those problems come from the humans.
Inaccurate Measurements Skew Data
Sherlock Ohms 
7/26/2012  13 comments
You can't overlook the obvious when testing cable, and don't assume you have the correct data.
The Turn Signal Wouldn’t Turn Off
Sherlock Ohms 
7/23/2012  10 comments
The turn signal on the RV trailer wouldn't turn off. Something in the wiring was messed up.
The Satellite Station Had a Screw Loose
Sherlock Ohms 
7/18/2012  10 comments
One missing gasket can make the difference between success and failure for a satellite earth station.
Case of the Strange Antenna Patterns
Sherlock Ohms 
7/10/2012  17 comments
When the plastic stand was replaced by a wooden stand during the testing of an antenna, everything went wrong.
Corrupt Data Filled the Air Waves
Sherlock Ohms 
7/9/2012  14 comments
The answer to the problem of corrupted data was a room full of powered-up personal computers.
Solid Double Back Iron Skewed the Data
Sherlock Ohms 
6/27/2012  8 comments
The solid double back iron was messing with the test results in the railcar yard.
West Wind Tilts Radio Antenna Out of Range
Sherlock Ohms 
6/13/2012  26 comments
The radio signal was not reaching those to the west of the antenna tower. A tilting antenna told the story.
Case of the Broken-Down Satellite
Sherlock Ohms 
6/4/2012  14 comments
At precisely 11:30 a.m. each day, the satellite earth station experienced channel noise alarms.
Dishwasher's Jammed Water Pump Blamed on Bug
Sherlock Ohms 
5/31/2012  46 comments
It was pieces of a broken glass, not a water bug, that jammed the water pump on the dishwasher.
Batteries' Chargers Require a Little Muscle
Sherlock Ohms 
5/24/2012  48 comments
The backup batteries on the medical pumps kept failing. For some reason, the electricity from the wall outlets was not making it to the pump.
Monitor Goes Dark Over Cheap Components
Sherlock Ohms 
5/22/2012  43 comments
The monitor kept blanking out. A look inside revealed that cheap components had blown a decent product.
Failing Sensors Cause Consternation
Sherlock Ohms 
5/16/2012  12 comments
Wire insulation can make the difference between success and failure in sensors.
Freight Train Kills Cellphone Signal
Sherlock Ohms 
5/9/2012  15 comments
If your antenna malfunctions every day at a specific time, it could be the ghost is running on schedule.
Case of the Failing 'C' Batteries
Sherlock Ohms 
5/4/2012  27 comments
Sometimes failures during the testing function say more about the test than the product.
Pinpoint Accuracy Used to Fix Projector
Sherlock Ohms 
4/27/2012  40 comments
After completely dismantling the projector, the power supply fix was simple but hidden.
Engineer Breathes Life Into Dead Motor
Sherlock Ohms 
4/24/2012  19 comments
If the motor isn't running correctly, it could be supercharged with static electricity.
Old Ink Impedes CT Scanner Fix
Sherlock Ohms 
4/23/2012  13 comments
If nothing works to fix the medical equipment, think back to any flaws that may have occurred during installation.
Sensors Cause Problem in Climate-Controlled Workroom
Sherlock Ohms 
4/18/2012  5 comments
The sensors did not make any sense while building a climate-controlled workroom, so Sherlock was called in.
Beware of the Borrowed Design
Sherlock Ohms 
4/12/2012  23 comments
Borrowed designs can save time and money, but they can also deliver a set of problems.
Short Circuit Stymies First Shift
Sherlock Ohms 
4/10/2012  12 comments
Sometimes finding the a short requires combing through dozens of wires, one by one by one.
Case of the Fried Solar Heater Controller
Sherlock Ohms 
4/3/2012  33 comments
The solar water heater quit working, but some handy debugging by Sherlock Ohms gave it new life.
Broken Switch Shocks Engineer
Sherlock Ohms 
3/28/2012  29 comments
Make no assumptions that an on/off switch actually works. You could end up making a shocking discovery.
Case of the Silent Sound
Sherlock Ohms 
3/23/2012  6 comments
When the sound chip doesn't work on a computer board, a DOS debugger might come in handy.
Case of the Oil Fire Damper
Sherlock Ohms 
3/21/2012  33 comments
If you could remove the fuel source -- in this case, oil -- you could put out the fire.
Case of the Dirty Water Backflow
Sherlock Ohms 
3/16/2012  13 comments
The dirty water at the end of the wash cycle may not be a problem with the washer itself.
Fitting the Fan Into a Wrong-Size Hole
Sherlock Ohms 
3/14/2012  18 comments
Trying to fit a a too-large fan into a too-small wall mount can be a problem. If you can't make the wall hole larger, you have to make the fan smaller.
Grinding Out the Angular Deflection
Sherlock Ohms 
3/12/2012  11 comments
When something's out of whack in production, sometimes you can grind it into compliance.
Tractor Belt Bearings Break Bad
Sherlock Ohms 
3/8/2012  13 comments
The tractor's belts kept breaking, but the belts weren't the problem.
Case of the Skewed Chips
Sherlock Ohms 
3/6/2012  13 comments
The automation was working within specs for chip placement, but it wasn't working as well as it should. A step-by-step look revealed the flaw.
Headbox Hairballs Plague Paper Mill
Sherlock Ohms 
3/5/2012  9 comments
Sometimes you have to take a plant nearly apart to find a problem that has been a pest for 20 years.
Solder Blamed for Faulty Window Operation
Sherlock Ohms 
2/29/2012  27 comments
After an accident, the windows on the Honda Odyssey did not quite work correctly.
Case of the Faulty Oscillator
Sherlock Ohms 
2/27/2012  19 comments
We couldn't figure out why the oscillator was faulty. We should have looked at who touched it last.
Flawed Connections Need Careful Examining
Sherlock Ohms 
2/23/2012  16 comments
Sometimes the only way to identify an electronics problem is to get a good look at the situation.
Case of the Reversed Power Switches
Sherlock Ohms 
2/17/2012  13 comments
When everything you do to fix the motor fails, it's time to examine your assumptions.
Case of the Plunging Insulation Resistance Values
Sherlock Ohms 
2/16/2012  9 comments
Not all measurements can be trusted, especially if you're using improvised equipment.
Case of the Process Variations
Sherlock Ohms 
2/15/2012  10 comments
Sometimes it's surprising how much a composite shell can shrink after curing and cooling to room temperature.
Rewound Motor Saves Refrigerator
Sherlock Ohms 
2/13/2012  30 comments
Sometimes the real problem is hard to see. Sometimes the fix is even harder to see.
Can You Hear Air Traffic Control Now?
Sherlock Ohms 
2/8/2012  10 comments
After several years of ground-to-air noise, Sherlock Ohms brought clarity to Air Traffic Control.
Dehumidifier Saved by Oil & a Syringe
Sherlock Ohms 
2/1/2012  46 comments
Sometimes all you need to fix a broken appliance is oil and a willingness to take things apart.
Case of the Deep-Fried Resistors
Sherlock Ohms 
1/31/2012  10 comments
One of the key traits of a great engineer is the willingness to try unusual processes to solve tricky problems -- like using a deep fryer.
Shortcut Saves Time at Plant
Sherlock Ohms 
1/27/2012  9 comments
A bit of ingenuity can take a burdensome testing job and streamline it with handmade automation.
Battery Sparks Red-Hot Mystery
Sherlock Ohms 
1/26/2012  39 comments
Even the little 9V battery that we use in our smoke alarms and transistor radios delivers plenty of energy -- and can wreak havoc when crossed.
Nuclear Plant Triggers False Alarms
Sherlock Ohms 
1/25/2012  19 comments
A nuclear energy generation plant was throwing off one alarm after another. Sherlock Ohms, come quickly.
Power Supplies Cause Confusion in Lab
Sherlock Ohms 
1/23/2012  8 comments
Sometimes your basic assumptions -- like well-working power supplies -- hide the problem you're trying to solve.
Case of the Failing Switching Regulator IC
Sherlock Ohms 
1/18/2012  11 comments
Choose your capacitors well, and read your research notes carefully, lest you blow up your product.
Case of the Thawed Engine
Sherlock Ohms 
1/13/2012  18 comments
The car worked in cold weather... that is, until the engine warmed up.
Case of the Shorted Signal
Sherlock Ohms 
1/11/2012  15 comments
Why does the printer work better when the power cord is warped?
<<  <  Page 2/2




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