A round catheter of 1 French has an external diameter of 1â3 mm, and therefore the diameter of a round catheter in millimetres can be determined by dividing the French size by 3: D (mm) = Fr / 3. or. Fr = D (mm) * 3. For example, if the French size is 9, the diameter is 3 mm. round catheter of 1 French has an external diameter of 1â3 mm, and therefore the diameter of a round catheter in millimetres can be determined by dividing the French size by 3: D (mm) = Fr / 3. or. Fr = D (mm) * 3. For example, if the French size is 9, the diameter is 3 mm.
In the FAQ on the PRS site it says: We set-up the guitars at our factory with the following string gauges: Most solidbody instruments are factory set-up with 10 - 46 gauge strings. The DGT is factory set up with 11 - 49 gauge strings with unwound 3rd.
For the distinctive Santana electric guitar sound, Santana does not use many effects pedals. His PRS guitar is connected to a Mu-Tron wah wah pedal (or a Dunlop 535Q wah) and a T-Rex Replica delay pedal then through a customized Jim Dunlop amp switcher which in turn is connected to the different amps or cabinets.nswers. Best Answer: Santana has a unique guitar sound & you need the exact Guitar,effects, & amp to copy it. So you can't copy it with a Marshall amp. Santana uses the PRS Red Guitar one of the first guitars made by Paul Reed Smith.