Notes, abstracts, papers, exams and problems of Electronics

Verb "To Be" Forms

Am, are, is

Present Simple

Infinitive or add 's' / Use don't for negatives

Past Simple

Add -ed (or second column for irregular verbs) / S + didn't + infinitive / Did + subject + infinitive

Used for actions at a specific time, consecutive actions in the past, a short action interrupting a longer one, or describing past states.

Past Tense of "To Be"

Was/were

Passive Voice

Subject + to be + past participle (-ed or third column) + by + agent

• Present Simple: am/are/is + past participle
• Past Simple: was/were + past participle
• Present Continuous: am/are/is being + past participle
• Past Continuous: was/were being + past participle
• Present Perfect: have/has + been + past participle
• Modal: modal + be + past participle
• Future Simple: will be + past participle

Question

Detailed engineering is the phase in which information is taken from the basic engineering and developed to a sufficient degree to allow the construction of the project. The goal is to develop detailed information and documentation.

Activities

• Define the different areas that will form the subject of the project installation.
• Define the means of production, creating a list of machines, equipment control, and automation equipment involved in the system.
• Definition of networks and supporting facilities.
• Organization for the means of production, defining for each workstation which machines and items are controlled and monitored.
• Organization of production cycles so that there is an adequate flow between each machine and workstation, minimizing downtime.

Multi-Circuit: Intermittent Power Supply

This electronic circuit provides intermittent power and can be supplemented with a device that detects malfunctions by placing two additional transistors.

Veri.Mani: Pilot Testing and Reverse Voltage

Pilot testing began with a system that does not function in reverse voltage to current.

Fuel Level Sensors: Analog and Digital Indicators

Fuel level sensors are responsible for displaying the amount of liquid in a deposit. These can be analog or digital and are based on the principle of a float or rheostat.

Oil Pressure Monitoring: Lamp and Monocontacto

Oil pressure is usually controlled by a lamp. If the oil level is low, the unit responsible for lighting the lamp is called a monocontacto. When cranking or starting... Continue reading "Automotive Electronic Systems: Functionality and Operation" »

Internet Radio: Concept

Internet radio is not radio in the traditional sense; it is more than that. The sound image is contextualized with written information in addition to the strict emission of conventional programming offered by each of the radio stations on medium wave and FM. On the Internet, we discover two types of sonic performance:

• Radio in the strict sense, as we know it, with continuous broadcasts and structured programming subject to a temporary schedule.
• A series of written information on various content, supported by images and enriched sound material.

For all of us, talking about the newspaper, radio, or TV on the Internet is not only easier but more comfortable.

According to Cebrián Herreros, the preliminary step before embarking... Continue reading "Internet Radio: Concept and Consumption Habits" »