We sell precision electronic interfacing equipment of our own design. These products are incorporated in various instrumentation used by a wide range of industries. Our niche is high resolution, high accuracy, and high reliability at mid-market prices. Most of our customers buy under blanket orders scheduled out for a year or more. Our main customers have been with us for decades. Margins are good. Primary markets are chromatography and electrochemistry. We have a significant market share in several specialty markets. Our reputation for quality is unblemished. Business has been steady for years despite no advertising or promotion. Business comes to us by word of mouth. Published research using our instrumentation is a large and growing resource. Many of our customers buy from us because we offer the best performance at any price, even though our prices are moderate. All our products are made in the USA.