An echocardiogram can utilize one or more of four special types of echocardiography: 1  M-Mode echocardiography: This is the simplest type of echocardiography. It produces an image that is similar to a line tracing rather than an actual picture of heart structures.
I do have a band saw use it for resawing and cutting curves . Its a item you could do without but once you have one you find you use it more then you think. You do need to have a few different size (width) blades to take full advantage of the tool. herrwood is offline.
The power of circular saws is most often expressed in amperage. Today, 15-amp saws are the standard. I would only recommend a 10- or 12-amp saw for someone who knew they would be using it very infrequently. The price difference just isn't that significant for a purchase you can expect to use for many years.