'Ground signal' presentation slideshows

INTRODUCTION TO PBX

INTRODUCTION TO PBX. PRIVATE BRANCH EXCHANGE. To international. Provincial Area. SC. ITSC. International telephone switching center. PC. LE. SC. SC. Secondary center. Tandem. GSP. TA Network. Tandem exchange. TE. TE. RCU. Subscriber. subscriber. LE. Local exchange. LE. LE.

929 views • 35 slides

Making all the right connections

470 views • 20 slides

Transmission Lines

Transmission Lines. Kevin Bolding Electrical Engineering Seattle Pacific University. Transmission Lines. Long electrical wires are known as transmission lines In short lines, it is safe to assume that wires have the same voltage and current at all points

449 views • 14 slides

3-6 Encoders

3-6 Encoders. Encoders Performs the inverse operation of a decoder 2 n inputs => n outputs (binary code) Table 3-5 (Truth Table for octal-to-binary encoder) A 0 = D 1 + D 3 + D 5 + D 7 A 1 = D 2 + D 3 + D 6 + D 7 A 2 = D 4 + D 5 + D 6 + D 7.

840 views • 9 slides