mast tuning basics
A mast tune is a sequence of observations under load, not a single tension number copied from another boat.
RUBRIC
Rigging & Trim | Sailmaker's Fieldbook
Mast setup and sail controls translated into observations a crew can record. Read practical notes for sailors, boat owners and marine technicians.
THE QUESTION BEHIND THE RUBRIC
rig tuning and trim
Mast setup and sail controls translated into observations a crew can record.
Every note names its source, date and next check. Specialized topics stay here because they help a sailor make a better material, trim, repair or equipment decision.
LATEST NOTES
Read the evidence, then check the boat
mainsail trim controls
Vang, outhaul, cunningham, sheet and traveler each alter part of the sail's shape. Learn the signal before chasing speed.
ball flight laws and practice
A golf shot is a measurement that repeats. Face angle, club path, landing spot and the structure of a practice session move a score more than any slogan printed on the ball.
reading the Isle of Man TT course
The Snaefell Mountain Course is 37.73 miles of closed public road run clockwise from Douglas. Reading it is a sequence habit: the names first, then the braking points, then the lap.
vinyl Film on Arrows
A field note on vinyl film for arrows: cast versus calendered stock, mil thickness, surface prep, heat removal, and how wrap mass shifts arrow balance.
swiss crossbow sport
Swiss crossbow sport on 10 m and 30 m: distances, match season, safety roles, club structure, coaching and youth protection in the national federation.
knots by Support Bend
A field guide to attachments on a support, fixed loops and bends, and binding knots, with load paths, dressing and the point where each one fails.