Budget Cost Form

Component/Activity	Description	Cost Item
Materials
Buzzer (1)	Acoustic transducer that emits a sharp sound.	$43
Step Motor (Bipole) (1)	Four way out motor.	$120
Motor DC (1)	Motor that transform the electric energy in mechanical energy.	$30
Resistor (8)	Physical resistance to the current flow.	$8
Red LED (1)	Diode that emits a RED light when electric current flow through it.	$2
White LED (6)	Diode that emits a Shiny WHITE light when electric current flow through it.	$36
Two PIN terminal (9)	Screw Terminals with 3.5mm pitch pins.	$18
Light resistor (1)	Resistance that change with the light intensity. It glows with the dark and decrease with the light.	$9
Female connector (1)	Analogic connector of 25 plugs to connect parallel port.	$35
20 PIN Socket dip (1)	Connector with 20 electric exits.	$9
8 PIN Dip Switch (1)	Connector with 8 electric exits.	$16
Integrated circuit 74LS245 (1)	The device allows data transmission from the A Bus to the B Bus or from the B Bus to the A Bus depending upon the logic level at the direction control (DIR) input. The enable input (G) can be used to disable the device so that the buses are effectively isolated.
Consumables
UTP (2 meters)	Electrical wire that can permit the current flow.	$50
Parallel wire(1)	This is the computer wire defined for IEEE 1284 standard.	$295
Phenolic Plate (1)	Plate that permits the copper engraved and is resistant to the humidity.	$40
Ferric chloride (1)	Acid liquid that remove some substances from the phenolic plate.	$29
Solder paste (1)	Material that, with tin soldering, is able to make a type of glue for electric components.	$29
White glue(1)	A white liquid to paste wood parts.	$59
Tin soldering (2)	The Tin, permit join the parts of the devices in the phenolic plate.	$40
Bought-in parts
Wood (walls)	Fine layer of wood.	$240
Wood (Base)	Thickness layer of wood.	$170
Manufacturing
Solar Battery (1)	Battery compound by burned copper and other substances that is able to transform solar energy into electric energy.	---
Equipment buy/hire
Galvanometer (1)	Measurement device that gives the ampere potential in an electronic circuit.	$115
Multimeter (1)	Measurement device that gives various type of potentials in an electronic circuit.	Loan
Travel/ subsistence
Protoboard (2)	Board to practice different types of electric system and circuits.	$160
Other
	Total costs	$1,593