A premium multifilament string, X-One BiPhase delivers superb comfort, feel and a crisp response. A good choice for players seeking an arm-friendly string without sacrificing power. Provides good tension maintenance too.
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These strings consist of one or two parts and they tend not to specialize in the more expensive luxuries of comfort, feel and power. On the other end of the spectrum there is Tecnifibre X-One Biphase , a string with many carefully chosen and meticulously arranged parts.
The TF-X1 275 is also quite comfortable, especially when strung with a soft multifilament string. At net, this racquet's generous 105 square inch head and speedy feel make it extremely user-friendly. Ultimately, this is a great option for dedicated beginners and early intermediates.
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X-One Biphase is a premium multifilament tennis string that combines the best of Tecnifibre’s technologies to produce power, comfort, and gut-like feel.
To help with comfort, the TF-X1 features an updated version of the dampening system developed by Rene Lacoste. It's called X-Damp , and it combines a steel mass with elastomer supports to filter out harsh vibrations.
The TF-X1 275 features a spacious 105 square inch head, and a reactive 16x19 string pattern to go along with a very mobile 9.7 ounce unstrung weight. As the lightest racquet in the X1 family the 275 is a great choice for a player seeking power with a focus on maneuverability.
Overall, the specifications on the TF-X1 300 include an 100 square inch head, a firm 11.3 oz. strung weight with an opened 16 x 19 string pattern which ends up tailoring more towards the upper level intermediate player to more advanced level players looking for added power and great comfort with more control than that of the 275 and 285.
The Tecnifibre TF-X1 comes with the technology from the Lacoste L 20 that I reviewed a while back. It’s called the X-Damp and is supposed to dampen 36% of harmful vibrations coming through the handle.
Like many offerings in this category, the TF-X1 is rather stiff. This combination of an elastomer surrounding stainless steel helps filter out the low frequency vibrations that can be more harmful...