I do not believe you can do an OB with just one driver running full range. I recommend at least a two way for OB. One OB design that people seem to like is the Eminence Alpha 15A mated with a Fostex FE-87E. The crososver should be at about 200 Hz and the baffle size should be 20' wide and 38' tall. Total cost is below $400. There are very few true full range drivers that radiate from one source. The Diatones almost qualify, but are a bit weak in the bass, and a little weak in the highs. Some old drivers such as the Goodmans Axiom 80s, and maybe Telefunkens and Norelcos and others go down to low bass (30s). Shooting range baffles. Best Full Range Driver For Open Baffle Loudspeaker The 3' FE87 full range may be small, but it delivers everything you have come to expect from Fountek. The extremely light aluminum cone and voice coil are driven by a. However both are marketed as full-range drivers and therefore the comparison on similar open baffles should be fair. Supravox open baffle from the side. Supravox 215-2000EXC field-coil driver from behind.

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Placement of fingers on Keyboard :

The 'F' and 'J' keys have a raised bar or a dot allowing your finger to identify them. Once you have placed your two indexes on those keys, the other fingers are placed on the keys next to them. 'A' 'S' 'D' 'F' and 'J' 'K' 'L' ';' are the base positions for your fingers. Your fingers go from the base position to the key that you want to press and after pressing the key it backs at base position.
In order to type fast you have to be careful about which finger to use to press a key. Take a look at the drawing below.

See also Hindi Typing Tutor
Each color match a finger. For example the right index is pink and has to type only the pink keys. Always try to type with both hands. Divide groups in the keyboard for both hands. Always use thumb of any hand for press the space bar.

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