Telephone Repair Illustrated - Tapa dura

"Telephone Repair Illustrated" explains how to install, maintain and repair telephones. Without using esoteric theory or complicated mathematical formulae, this text provides a straightforward presentation of basic electronic communications principles, troubleshooting tables, service guidelines and illustrated repair techniques for non-technicians. Readers are introduced to tools and materials, test equipment, components and circuitry and methods for installing and servicing all popular kinds of residential and small business telephone systems. In addition to standard rotary and push-button telephones, Stephen Bigelow covers the latest cordless and cellular models and a variety of answering machines ranging from simple two-tape devices to voice synthesized, digital messaging machines.