While I have attempted to present accurate information, I do not warrant that the information contained herein is in every respect accurate or complete, and I assume no responsibility for any errors or omissions or the results obtained from the use of this information. This information is provided on an "as-is" basis, and its author makes no warranty or representation, express or implied, with respect to its quality performance or fitness for a particular purpose. In no event will the author of this information be liable for direct, indirect, special, incidental, or consequential damages arising out of the use or inability to use the information contained within. Use of this information is at your own risk. This information is provided for educational purposes. I do not warrant that an apparatus based on this description will meet any applicable regulations in any jurisdiction. The reader assumes the responsibility to verify compliance with any applicable regulations. I make no claims or warrants that you have a right to construct or operate devices based on the descriptions herein under the relevant patent or other intellectual property law in any jurisdiction. The reader assumes any risk of infringement liability for constructing or operating such devices. This information may be used and copied freely so long as the applicable copyright notices are retained, and no modifications are made to the text. No money shall be charged for its distribution beyond reasonable shipping, handling and duplication costs, nor shall proprietary changes be made to this document so that it cannot be distributed freely. This information may not be included in published material or commercial packages without the written consent of its author.