hands-on: heater circuit

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1 Hands-on: Heater Circuit Kit includes: 3 9 Volt batteries (for flight only) 1 Perf Board 3 Ceramic Resistors (4 Ω @ 5W) 3 9 V connectors 1 White wire 1 Blue wire 1 Red wire 1 Black wire

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Hands-on: Heater Circuit. Kit includes: 3 9 Volt batteries (for flight only) 1 Perf Board 3Ceramic Resistors (4 Ω @ 5W) 39 V connectors 1 White wire 1 Blue wire 1 Red wire 1 Black wire. Hands-on: Heater Circuit. 1. Set out kit . Hands-on: Heater Circuit. - PowerPoint PPT Presentation

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Page 1: Hands-on: Heater Circuit

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Hands-on: Heater CircuitKit includes:

3 9 Volt batteries (for flight only)1 Perf Board3 Ceramic Resistors (4 Ω @ 5W)3 9 V connectors1 White wire1 Blue wire1 Red wire1 Black wire

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Hands-on: Heater Circuit1. Set out kit

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Front: Back:

Hands-on: Heater Circuit2. Layout Resistors on Perf Board

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Hands-on: Heater Circuit3. Fold the leads of two of the resistors and solder them together as shown:

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Hands-on: Heater Circuit4. Clip the leads:

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Hands-on: Heater Circuit5. Repeat steps 3 and 4 so the resistors are soldered in series, using the leads of the resistors

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Hands-on: Heater CircuitYour circuit should look like this:

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Hands-on: Heater Circuit6. Twist all the Red wires from the 9V connector together and solder them to the single red wire in your kit

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Hands-on: Heater Circuit7. Twist all the Black wires from the 9V connector together and solder them to the single black wire

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Hands-on: Heater Circuit8. Check continuity for all “-” and “+” terminals to each other

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Hands-on: Heater Circuit9. Check continuity for all “+” terminals of the battery with the end of the single RED wire

10. Check continuity for all “-” terminals of the battery with the end of the single BLACK wire

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Hands-on: Heater Circuit11. Put electrical tape on solder joints

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Hands-on: Heater Circuit12. Solder the single RED wire from 9V connector to one end of the resistor string and the WHITE wire to the other end of the resistor string

*Green boxes are battery connectors

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Hands-on: Heater Circuit13. Solder the switch in between the black wire and the white wire

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Hands-on: Heater Circuit14. Test your finished Heater by turning on the switch and putting your finger on the resistors – if they get warm, you’re done. If they don’t, check continuity at the following points: