Chip Shortage Cited

Dense-Pac Microsystems Inc. said its fiscal second-quarter profit will be hurt by a shortage of direct random-access memory chips, sending its shares down 30%. Garden Grove-based Dense-Pac builds condensed, high-power memory for computers by linking together semiconductors. Dense-Pac said its earnings for the quarter ending Aug. 31 will fall below the 7-cents-a-share forecast of Thomas Weisel Partners’ Eric Gomberg, the only analyst who tracks the company’s earnings. Dense-Pac shares fell $2.88 to close at $6.63 on Nasdaq. They’ve fallen 59% from their peak July 21.