Here is a free, compact and handy site for using the ancient Solfeggio Frequencies.
The Sounds of Youth tones provided on this site are based on research about sacred frequencies that have been handed down over centuries as a means to naturally expand the consciousness and create healing within.
Some of these universal healing tones can be found in ancient forms such as mystic chanting. The power of these tones comes from the specific frequency and the way it can directly effect human consciousness.
All beings vibrate at specific rates. It is said that using the universal tones can help you bring your vibrations back into balance and create opportunities for growth in all aspects of your being.
It is said that these universal tones can help you maximize your evolution and get back in touch with your own healing powers
http://soundsofyouth.com/
This one is interesting too
http://www.lunarsight.com/freq.htm
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