Click on image to zoom

Mainspring & Pendulum Calculator Program-Version 2

CD software developed by horologist Ron Hoppes is compatible with Excel 97 and Excel 2007. Calculates Pendulum length for any beat rate, Compound pendulum rate from entered weights and dimensions, Optimal mainspring length from barrel, arbor and spring thickness measurements, Number of barrel revolutions from fully wound to unwound, Running time between windings, Barrel revolutions and running time for changes in spring length, Beats/hour based on gear tooth counts for theeentire train, Change in driving power and running time for changes in spring thickness. Instructions included. Enter the required measurements and results are displayed instantly.
Pricing: $19.00


  • 12085
  • 12085
  • New


Shipping Information

  • Item Requires Shipping

Copyright © 2012 Timesavers. All Rights Reserved. Site Developed by

Blacart Creative Group