Bøker av Don Oshall

This book is the definitive guide to one of the Locksmithing industry's least understood tools - Rotating Constant Method of Master Key system design. Written in an easy to read language, it makes this previously often misunderstoodtechnique very clear. It covers many techniques generally unknown in the security industry. RCM, while quite simple once you fully understand it, is still considered an advanced technique. This book is your absolute best way to learn it. This book includes techniques such as the 'Defined By' label, and RCM subsets such as the Limited Position Progression (LPP), Limited Rotating Constant (LRC), as well as ""pure"" RCM for five pin, six pin or seven pin cylinders or cores. Every Commercial or Institutional Lock Shop should have this valuable training and reference manual available. Heavily illustrated throughout with many sample systems.

This book's focus is on the management and application of a master keying system, not on the development of the system as most master keying books do. Specification deals with factory ordering of systems for shops without a master keying locksmith. Application deals with putting the key cut bitting list to actual usage. Management includes the life cycle of the system.

Both Don OShall and Vern Kelley are industry-reknowned managers of successful and professional institutional locksmith shops and access control offices. This book has been called "an MBA program for in-house locksmiths" and "a must read for anyone in security related management or lock shops, as well as for anyone on a locksmithing association board of directors."

Locksmiths need to provide security for many aspects of their customers' and clients' business, including safe combinations and key numbering. This book prepares the locksmith to use cryptologic techniques to easily increase the security of the information while allowing them reasonable access to it when needed. Techniques include from the most basic to extensively layered systems, and include information from many authoritative sources, arranged and explained in an easy to read and understand manner.

This easy to read, comprehensive manual is intended to take the reader from a beginner at master keying through to intermediate level in a matter of only a few days, while using the amazingly effective 'Query By Example' teaching technique and a sample system. Based on the popular two day course and the original 'Practical Master Keying of Pin Tumbler Locks' from 1981, but fully updated and using all approved terminology whenever possible. Quality training for locksmiths or an excellent reference for experienced tradespeople. It includes a complete 64 page sample system.

This easy to read, comprehensive manual is intended to take the reader from a beginner at master keying through to intermediate level in a matter of only a few days. Based on the popular two day course and the original 'Practical Master Keying of Pin Tumbler Locks' from 1981, but fully updated and using all approved terminology whenever possible. Quality training for locksmiths or an excellent reference for experienced tradespeople.

This is an updated and comprehensive guide which is a complete reference to Small Format and Mixed Format Interchangeable Core Servicing for Locksmiths.

This is the official study guide version 3 for the ILCP Exam, as approved by the Institutional Locksmiths' Association national Board of Directors in 2013, replacing the version 2 which had been written by John Truempy in 2003.

Written by two of the Locksmithing and Security Industry's most popular instructors and most prolific authors, this book will take a person from apprentice virtually to journeyman level of knowledge.Of course, the person will still need to apply the knowledge and gain time in the trade, but this is perhaps the finest preparation for them to do so in a manner that makes them an asset rather than a burden.This book will take the reader step by step into the important aspects of the Locksmithing skill sets.For the apprentice without a Master, this book can provide the basis to make them a desirable candidate for training positions. While nothing in life can truly be guaranteed, this book is very probably the best way into the trade.