ELEC 2507 – LAB 1: Phone switch By NKV From the lab section L 11O At the time Tuesday 8:30-11:30am Lab performed Tuesday January 21st 2014 Lab submitted Tuesday January 28th 2014 Last edited: Monday January the 27th at 11pm Introduction: In this laboratory experiment‚ a circuit will be connected on the Tektron Logic Lab trainer in order to allow one of four calling subscribers to connect and talk to one of eight call receiving subscribers. Only one conversation
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How Does The Diameter Of Wire Affect The Resistance In A Circuit? Introduction: Some metals such as copper‚ silver and gold are very good conductors of electricity. This is because they all have only one electron on the outer shell. This means that they need only a tiny amount of energy in order to allow the electron to move. Non-metals‚ however‚ do not have free electrons‚ so even non-metals that only have one electron on their outer shell can still hold onto them tightly. Aim Of The Investigation:
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Vicente Mendozanava Unit1 Assignment: Integrated Circuit Technology 1. The two key components that John von Neumann created and are part of everyone’s computer today are; a central processing unit (CPU) and a storage structure (memory). 2. The major problem with John von Neumann original design was fact that the memory was physically separated from the CPU. This problem was known as the von Neumann bottleneck” and to alleviate this issue the concept of memory cache was developed. 3. The transistor
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of the main hazards of using inductances is electrical energy stored in the magnetic field. If a circuit containing an inductance is interrupted then the stored energy can release through air (forming an arc). This can destroy a switch contact‚ burn fingers‚ create other damage. In the circuit of Figure 1‚ show how to mitigate the risk (pay attention to polarity!). We give the elements in this circuit some simple values for the purpose of better description and explanation. Say V = 5V‚ R= 1 Ω and
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both in SPICE and physical implementation. The results need to be reported from both the SPICE and physical measurements. 1 Current voltage characteristics of diodes 1. Design a circuit to measure the forward-bias current voltage characteristics of diode as shown in Fig 3 using Circuitlab. Figure 1: A SPICE circuit for plotting current voltage characteristics of diodes. 2. Obtain the characteristics of D1N4148 by SPICE simulation. 3.1. Simulate the power diode using
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1. Why are spindle fibers important for mitosis? (5 points) Spindle fibers work as a path for chromosomes to travel(Campbell‚ 2009). 2. State the four bases that make up DNA. (4 points) a. (A)-Adenine b. (G)-Guanine c. (T)-Thymine d. (C)-Cytosine (Campbell‚ 2009). 3. What are the two base pairs? (2 points) a. AG b. CT 4. Answer the following questions: a. Define the term crossing over. (3 points) The phase in meiosis where chromosomes exchange segments of genetic materials (Campbell‚ 2009). b. Explain
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7x8x9‚ or even oddly shaped ones. CIRCUIT DIAGRAM The circuit shows the way 64 LEDs have been connected without having any need to expand the input /output pin count. Resistors are connected to each input line to avoid the LED s from getting destroyed by becoming a sink of high current. Figure: Circuit Diagram for 3D LED Cube Figure: 3D LED Cube Circuit Diagram in Eagle The above figure shows the circuit diagram in the eagle software. It shows
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The effect of Length on the overall resistance of a circuit. Research question: How does the length of the conductive putty affect the over all resistance of a circuit? This experiment will be discussing how the length of the conductive putty wire affects the overall resistance of a circuit. The variables for this experiment are being used for a number of reasons‚ however one of the main reasons behind choosing this experiment is investing how length of an object is affected be the resistance. The
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In “The Circuit” by Francisco Jimenez‚ Panchito feels ok about being a migrant worker. First‚ Panchito waited for a person to say some words and he got sad from not hearing those words. In the text ‚Panchito says‚ “ Ito signaled us that it was time to go home. “Ya esora” he yelled in his broke spanish. Those were the words I waited for twelve hours a day‚ every day‚ seven days a week‚ week after week‚ and the thought of not hearing the words saddened me”(Jimenez 10). This explains that
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communications circuits‚ SiGe HBT consumes much less power than CMOS to achieve the same level of performance. 4 Silicon-Germanium Heterojunction Bipolar Transistor Saturday‚ December 15‚ 2007 Need for Si-Ge? Due to booming market for computer and wireless communication systems‚ there is a need of a single transistor technology simultaneously capable of delivering: Low Power High Linearity Low Noise High speed of operation for RF‚ analog‚ memory and digital circuits Low cost
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