Manchester Equipment Corp, Hauppauge, New York-based systems integrator, has reported second-quarter net income down 68.4% at $73,000 on revenue up 8.1% at $53.4m. Six-month net income fell 35.4% to $641,000 on revenue up 15% at $110.9m. Earnings per share fell 66.7% to $0.01 for the quarter and 33.3% to $0.08 for the six months.