1. Commercially Available Lamps and Their Features
Common Lamps
Commercially Available Lamps and Their Features
Benjamin W. Kidd - ENGR-162/12

2. Lamp Features and Specifications
Lamp Life – Average lifetime (usually in hours) of the lamp
Wattage – Electrical Power that the Lamp consumes (Unit: Watts - duh!)
Voltage – Rated Voltage to be used at. Usually incandescent/halogen lamps can run on either AC or DC. Do NOT Exceed the rated voltage.
Benjamin W. Kidd - ENGR-162/12

3. Lamp Features and Specifications
Beam Spread – The angle of coverage that most of the light is focused in.
Benjamin W. Kidd - ENGR-162/12

4. Benjamin W. Kidd - ENGR-162/12
Base Types
Different Lamps use different types of bases. It is important to know which one you want.
The “Medium” base is the most common, used in most residential
Incandescent fixtures.
Benjamin W. Kidd - ENGR-162/12

5. Types of Lamps:
Type A – “Standard” type of lamp, used in most desk lamps, general purpose residential lighting.
Type “A” Lamp (120V)
Courtesy of
Benjamin W. Kidd - ENGR-162/12

6. Types of Lamps:
PAR Type – Parabolic Aluminized Reflector, Reflecting/optical mechanisms are contained within the lamp. Often used for outdoor security lights.
PAR 38 (120V) Lamp
Courtesy of
PAR 36 (12V) Lamp
Courtesy of
Benjamin W. Kidd - ENGR-162/12

7. Types of Lamps:
R Type – “Reflector” lamp, typically used in Track lighting. More directional than “A” lamp but not as directional as PAR lamp.
R40 (120V) Lamp
Courtesy of
R20 (120V) Lamp
Courtesy of
Benjamin W. Kidd - ENGR-162/12

8. Types of Lamps:
MR 16 – A “contemporary” lamp used in decorative track lighting. Note this is a 12V lamp and CANNOT be used on 120V Systems directly. These are usually available in very directional models.
MR16 (12V) Lamp
Courtesy of
Benjamin W. Kidd - ENGR-162/12

9. How to Build a Portable Incandescent Lamp Dimmer
Dining Room Dimmers
How to Build a Portable Incandescent Lamp Dimmer
Benjamin W. Kidd - ENGR-162/12

10. Building a Portable Dimmer Pack
Materials
Pictures from and
Benjamin W. Kidd - ENGR-162/12

11. Cost Estimate Parts List/Cost Estimate
Portable Incandescent Lamp Dimmer
Parts List/Cost Estimate
Vendor
Part No.
Description
Price Ea.
Qty
Subtotal
Lowe's
70784
600-Watt White Slide Dimmer $ 1
70669
Switch/Receptacle Wallplate $
10005
PVC Two Gang Box $
70684
Residential Duplex Receptacle $
All Electronics
FHP-2
In-line AGC (3AG) Fuse Holder $
FS-5
5A 3AG Fuse (5 Pack) $
Personal --
3 Wire Appliance Cord $ $
Overcharge
(For tax, unexpected costs, etc.)
30% $
Total Estimate $
Benjamin W. Kidd - ENGR-162/12

12. Benjamin W. Kidd - ENGR-162/12
Schematic Diagram
Benjamin W. Kidd - ENGR-162/12

13. Benjamin W. Kidd - ENGR-162/12
Fusing the Dimmer
It is important to fuse the dimmer to protect against overloads and short circuits.
To properly size the fuse, you need to know the power rating of the dimmer. Then use P = V x I to calculate the fuse amperage.
600W/120V = 5A
Benjamin W. Kidd - ENGR-162/12

14. Benjamin W. Kidd - ENGR-162/12
Wiring Diagram
Benjamin W. Kidd - ENGR-162/12

15. Benjamin W. Kidd - ENGR-162/12
Final Product
Benjamin W. Kidd - ENGR-162/12

16. An-nyung-ha-se-yo 안녕하세요 Korean 101 - 한국말 101
Let’s Learn to say Hello (formal tone)
An-nyung-ha-se-yo
안녕하세요
Benjamin W. Kidd - ENGR-162/12