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  1. Flip Flops

    … binary storage device. It can store binary bits either 0 or 1. It has two stable states HIGH and LOW i.e. 1 and 0. It has the property to remain in one state … two inverting gates either NAND or NOR gate. Figure 1(a) shows an RS flip flop using the NAND gate and Figure …

  2. Counters

    … or decrease. A basic counter circuit is shown in Figure 1 using two triggered (T-type) flip flop stages. Each clock … are always logically opposite. If the Q output is logical 1 (SET), the Q output is then logical 0. If the Q output is logical 0 (REST), then the Q output is logical 1. The clock input causes the flip flop to toggle or …

  3. Decoder & Encoder

    … 0 0 1 0.2 V 0 0 1 0 0.4 V 0 0 1 1 0.6 V …

  4. Shift Registers

    … are often used to make a register. Each flip flop can store 1-bit of information and therefore for storing a n-bit word … flop is supposed to stay in one of the two stable states 1 or 0 or in other words the flip flop contains a number 1 or 0 depending upon the state in which it is. A register …

  5. Digital Microwave Communication Equipment

    … room can be saved. Split-Mount Microwave Equipment (1) The RF unit is an outdoor unit (ODU). The IF, … Equipment – Installation Microwave Antenna (1) Antennas are used to send and receive microwave … Microwave antenna diameters includes: 0.3m, 0.6m, 1.2m, 1.8m,2.0m, 2.4m, 3.0m, 3.2metc. Microwave …

  6. Astable Multivibrator

    … multivibrator using two identical NPN transistors Q 1 and Q 2 . It is possible to have R L1 = R L2 = R L = R 1 = R 2 = R and C 1 = C 2 = C . In that case, the circuit is known as a …

  7. De Morgan's Theorem

    De Morgan's Theorem De Morgan's Theorem 1: The complement of the sum of two or more variables … B Since each variable can have a value either 0 or 1, the following four cases arise: Since, in … B Since each variable can have a value either 0 or 1, the following four cases arise: As all …

  8. SCR In Parallel

    … in an unequal sharing of current between them. Figure 1 shows the V-I characteristics of two SCRs, SCR 1 and SCR 2 . The ratings of the SCRs are the … is carrying the rated current ( I 2 ), while SCR 1 is carrying a current I 1 , which is much less …

  9. FM Balanced Slope Detector

    … Figure (a), has two slope detectors marked slope detector 1 and slope detector 2. Both the slope detractors are called … components as follows: Slope detector 1 : It consists of a detector diode D 1 , filter capacitor C 1 , load resistor R 1 , and …

  10. Hybrid Equivalent of Transistor

    … gains may be obtained from the relations: V i = h 1 .i 1 + h r .V 2 ---------------(1) i 2 = h f .i 1 + h o .V 2   …