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NEWS RELEASE

07-03-03

Contacts:
Sarah Shay, Team PrISUm
Bridget Bailey, News Service, (515) 294-6881
Annette Hacker, News Service, (515) 294-3720

PRISUM SPECTRUM VEHICLE SPECIFICATIONS

Project cost: $390,000; $300,000 in-kind donations, $90,000 cash

Length: 16.4 ft. (5 m)

Width: 6 ft. (1.8 m)

Weight: Approximately 711 lbs., including driver

Speed: Approximately 70 mph

Solar cells: 2,592 cells at 19.3 percent efficiency

Batteries: 486 lithium-ion cells weighing 66 lbs (30 kg)

Battery capacities: 109 V with a storage capacity of 58 Ahr (5 kWhr)

Motor: Brushless DC supplied, 17 hp in-hub, three-phase motor

Chassis: Made of 6061 aluminum tubing. Computer tested to withstand front, rear, side and rollover impacts.

Shell: Modified airfoil design, made of carbon fiber and Nomex honeycomb paper core composite

Suspension: Double A-Arm on all 4 wheels, coil over pneumatic shocks

Steering: Horizontally mounted wheel, rack and pinion

Telemetry: Radio modem telemetry, PIC microcontrollers



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