Duplexer Tuning Guide (Easy Guide of how to tune various types of duplexers) This Guide is a great reference for the Two-Way technician in a shop or the Ham tech at home. Written for the "layman" and using bare minimum equipment that the home tech should have on their bench! Check out the Desense Test using a signal generator and your handheld with signal strength meter! Critical Cable cutting length instructions including Common factor deductions such as connectors and type of cable! Diagrams to help connecting equipment! Nice book binding for ease of use! Note: Cover may be a different color... Quick Start Guide Do you need to determine if duplexer needs tuning Do you know the type of duplexer you have Chapter One: Cavities - The Basis for a Duplexer Chapter Two: Why a Duplexer Chapter Three: How To Tune a Duplexer Appendix "A": Duplexer Tuning Worksheet Appendix " B": Critical Cable Cutting Instructions for Duplexers Appendix "C": Desense Test Included: - Duplexer Tuning Guide This is a great reference guide for a volunteer fireperson, sheriff posse officer, ham operator, EMS or Rescue personnel… Note: Although we tested the unit, we do not guarantee the test under any circumstances. We sell the equipment "as is". We highly recommend buying shipping insurance-we always offer it and cannot be responsible if the item gets lost or damaged in the mail. Shipping is for U.S.A. Payment must be made within 3 days of winning bid, unless other arrangements are made. Otherwise we have the right to cancel! Thanks!!! As with all electronics, items are being sold, AS IS, no return accepted. Equipment sold "as is". No warranties with this equipment express or implied. If a battery is included, we cannot guarantee battery life, especially on a used battery. What you see in the picture is what you win. Please remember; contact me with any questions or comments you have prior to bidding. We cannot guarantee against a buyer's remorse if it is not the item you thought you wanted. Please do your homework before you bid. I look forward to returning feedbacks too!!! Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.