Sunday, September 22, 2013

Sky craft

Please locate 4 different kinds of LEDs. Look up the voltage and amp specs for each. 2 points
yellow larg round: 12 v
blue larg round: 12 v
yellow square: 12 v
red square: 12 v


Find two giant capacitors.1 point



Find two devices that contain solar panels and tell me what they are. 1 point

*couldn't find*

Find a breadboard. .5 point

Find 5 devices that contain sensors and tell me what they do. 2.5 for devices what they do 3 for total of 3 points
motion detector: detects motion

water pump sensor: measures water preasure

Heat pump thermostat: measures temperature

Temp. controller: measures temp. 

digital water timer: measures time and water volume



Find 6 different kinds of cables and give me specs of each size in gauge. Also look up what each kind 
welding wire: 4 AWG

Boot cable: 4 AWG



Buss Wire: 24 AWG

PVS Glass Nylon: 8 AWG

Power wire: 10 AWG



Primary Cable: 16 AWG
Find a remote control. .5 points


Locate an electronics kit. What does it do?  .5 points
Adjustable time interval Kit: measures time intervals


Find a solderable perf board. You might want to purchase some of these. .5 points


Find 5 different motors and describe each. Locate their serial numbers and look up what they might be used for. Please tell me if they are DC motors, servo motors, AC/DC motors or stepper motors. 3 including descriptions
DC motor: used for  Computer hardrives, small power tools, or CD players
DC motor: used for  Computer hardrives, small power tools, or CD players

DC motor: used for  Computer hardrives, small power tools, or CD players

DC motor: used for  Computer hardrives, small power tools, or CD players

DC motor: used for  Computer hardrives, small power tools, or CD players


Find 3 types of camera or optical devices. 1.5 points




Find three devices that deliberately (sound production is part of their function) produce sound and tell me what they are. . 2 points including what they do
Buzzer, produces buzzing sound when activated

siren, Produzes loud alarm when triggered


Find a strobe light. .5 points

Find five different kinds of potentiometers or variable resistors. What is their range of voltages? What are they used for? 3 points including what they are used for
range 0-1000 ohms

range 600-1000 ohms


range 0-35 ohms


range 0-2500 ohms


range 0-2000 ohms



Find five different kinds of switches.  2.5 points







Find two kinds of speakers. 1 point



Find three different kinds of project boxes to house an electronics project. 1.5 points




Find three different types of magnets. 1.5 points



Find a device that counts.  .5 points



Find an LCD panel. .5 points





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