Tension & Playability: Most bass players prefer a total set tension between 150–200 lbs for a standard 4-string. Higher tension gives more punch and sustain; lower tension is easier to play but may ...
12th Fret Rule: The 12th fret should always be exactly half the total scale length from the nut. Use this to verify your measurements — if Fret 12 is off, your scale length input may be incorrect.