First you need to make a power frame: cut four rings under the speaker and rounded base from the plywood sheet.

• carbon foller 30×40; • A pack of screws;

Necessary materials and tools • a piece of plywood 8 mm thick (preferably polished);

Some begin to paint it, others cling to spoilers, but all of them are united by the fact that this

Car plays a very important role in the life of every person.

Despite this, from year to year, amateurs of radio electrical engineering collect powerful devices, of excellent quality, using the most elementary

And the column is best to be located a speaker forward.

And cover it with two layers of Kapron.

And in the end, you need to make a dynamics protection for the membrane.

To close the cracks and joints, you can use silicone.