they have metal disks attached to the ends of each tine.

very pleasing vibration, and can be used on the body and in the field, on

417 as an alternative in these cases because it doesn’t have this quality and it’s a little easier on the ears.

528-Hz fork (or alternately, a 417 Hz), typically after using the 174-Hz fork,

used together to create the binaural beat of 7.83 Hz, which can be applied to the body via the handles or listened to in either ear.

very soothing for an overactive mind. The

the 528 sometimes emits a screechy sound.

one handle of each fork on either side of the head and

174-Hz fork as my primary tool