Reading the Spec
Resolution stops meaning anything past the limit of the lens
Sampling numbers are easy to raise and easy to advertise. They describe how finely something was divided, not how much detail was…
Reading the Spec
What the numbers on the box mean, and which of them predict anything.
21 articles · updated August 11, 2026 · page 2 of 2
Reading the Spec
Fabric weight predicts wear better than thread count does
One textile number is easy to inflate and describes density alone. The other costs the maker raw material, and that is why it means…
Reading the Spec
Input power is what you pay for and output power is what you get
The same appliance can be sold on two completely different wattage figures. One describes electricity consumed, the other describes…
Reading the Spec
Capacity is measured to the walls and you load it to the shelves
Gross volume and the volume you can actually fill are different numbers, and only one of them appears in the headline. The gap is…
Reading the Spec
Accuracy, precision and resolution are three separate claims
Instrument specifications use three words that sound interchangeable and describe entirely different properties. Only one of them…
Reading the Spec
Burst speed and sustained speed are two different products
Anything that moves or processes data can go fast briefly. What it does once the buffer is full and the heat has built is a…
Reading the Spec
A temperature rating assumes a person, a room and a floor
Thermal ratings come out of a test with a defined set of surrounding conditions. Change any of those conditions and the number…
Reading the Spec
Gauge numbers run backwards, and the exceptions are worse
In several sizing systems a larger number means a smaller thing. The systems also differ by material and by country, which turns an…
Reading the Spec
Working load limit and breaking strength are separated by a safety factor
Two numbers describe the same component and they are not interchangeable. One is where it fails in a laboratory; the other is what…