STEVEN BELL / PROJECTS
Engineering prototypes built around client needs, from optical sensors and electronics to custom mechanical systems.
4 photosPhoto 203 · No date foundA timed, adjustable-height enclosure built for a physician’s disinfection experiments. The photographed demonstration uses fluorescent lamps.
Photos 203–206
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7 photosPhoto 207 · No date foundA client prototype exploring faster concrete curing through microwave heating, with a trade-off in material strength.
Photos 207–213
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10 photosPhoto 214 · No date foundA modulated laser and pocket receiver explored as an aid for detecting a player crossing a defined line.
Photos 214–223
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5 photosPhoto 225 · No date foundAn adjustable coil-and-sensor rig developed with magnetic-field simulation and oscilloscope testing.
Photos 224–227, 484
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1 photoPhoto 229 · No date foundCompact prototype electronics for a client’s phone-controlled air freshener.
Photo 229
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3 photosPhoto 230 · No date foundA custom mechanism and handheld control system for changing both fan speed and blade angle.
Photos 230–232
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2 photosPhoto 233 · No date foundA capacitor-driven infrared LED prototype for brief, broad-area illumination.
Photos 233–234
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2 photosPhoto 235 · No date foundA compact faceplate-style prototype with a status indicator and an external signal connection.
Photos 235–236
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5 photosPhoto 239 · No date foundA rigid machined fixture and long indicator arm for observing small movements from a stepper motor.
Photos 238–239, 343–345
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3 photosPhoto 240 · No date foundA compact current-regulated neon indicator tested on both 120-volt and 240-volt AC supplies.
Photos 240–242
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