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NEWS RELEASE

4-23-03

Contacts:
Eric Christensen, Team PrISUm, (515) 294-0899
Skip Derra, News Service, (515) 294-4917

PRISUM SPECTRUM VEHICLE SPECIFICATIONS

Project cost: $400,000

Length: 16.4 ft (5 m)

Width: 6 ft (1.8 m)

Weight: Approximately 600 lbs (273 kg), including driver

Speed: Approximately 70 mph

Solar cells: 2,600 cells at 19.3 percent efficiency

Batteries: 200 lithium-ion cells weighing 66 lbs (30 kg)

Battery capacities: 90 V with a storage capacity of 48 Ahr (4.32 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: Rack and pinion

Telemetry: Radio modem telemetry, PIC microcontrollers

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