| Model trains, as well as any other replica of something | | | | It’s as well important to know that the orthoepy of |
| that exists in real life, require a scale so as to multiply | | | | the "O" is "oh," even in those countries where the |
| the dimensions of the train that they represent. | | | | terminology includes a zero. In any case HO scale |
| Otherwise, they would look out of proportion. | | | | trains get their name because HO scale is nearly |
| A scale is measured by two numbers, separated by a | | | | one-half of the O scale. Hence the name "half O |
| colon. The initial number of a scale tells us the | | | | scale" or "HO scale." |
| equivalent of the model train. For model trains that are | | | | HO scale trains are scaled at 1:87. As mentioned |
| smaller than the trains they represent, this number is | | | | above, that means that one unit on the HO scale trains |
| always one. The second number typifies how the 1st | | | | corresponds to 87 units on real trains. Another, |
| number would translate to the dimensions of an actual | | | | mayhap easier to fathom, way of demonstrating it, is |
| train. So, let us take for example a scale of 1:20. That | | | | that 3.5 millimeters (approximately one tenth of an inch) |
| implies that if something measures 1 inch on a model | | | | corresponds to one foot on a real train. |
| train, it would measure 20 inches on the real train. | | | | Because HO scale trains are so popular, there are a |
| HO scale trains are simply model trains that use the | | | | lot of makers, with various ranges of prices, so it is not |
| HO scale, which is the most common scale in nations | | | | challenging to see inexpensive HO scale trains that suit |
| where English is spoken. | | | | a little budget, or more costly little pieces of machinery |
| It’s interesting to notice that HO scale trains can | | | | that impress guests and beautify a room or a garden. |
| also be addressed H0 scale trains. The confusion | | | | Lastly, like all model trains, HO scale trains require a |
| started because the O scale, which is the scale HO | | | | track to move on. Tracks that are designed for HO |
| was modeled after, was originally called 0 scale (as in | | | | trains are 2 railed, and powered by direct current. |
| the number zero). In fact, the nomenclature H0 is still | | | | Owners control the speed of the train with a control |
| used in most countries, while in the United States, | | | | that varies the voltage applied to the train. They can |
| Japan and Australia, those trains are addressed HO | | | | also change the polarity of the track, in order to make |
| scale trains. | | | | the train run in the other direction if they desire. |