Founded in 1975, Precision Filters, Inc. is an Ithaca manufacturer known for helping aerospace test teams obtain dependable sensor measurements. The company builds precision instruments for demanding measurement work and backs them with technical support, training, and factory calibration services.
ISO 9001:2015
NIST-traceable calibration
Compliance program
Spectron SensorsSince its founding in 1947 as Spectron Glass Laboratories, Spectron Sensors has built its identity around American-made sensor engineering in Long Island, New York. The company first produced neon signs before shifting to electrolytic tilt-sensor work for Sperry Gyroscope in 1948, then developing proprietary technology for demanding aerospace, military, and industrial applications. Its staff works directly with customers’ engineers on custom sensing solutions, including equipment designed for extreme environments.HAUPPAUGE, NY
Stellar TechnologyWith roots in aerospace, Stellar Technology designs, manufactures and services custom-engineered sensors from its Amherst, New York, operation. The roughly 30-year-old U.S. manufacturer works from nearly 80,000 square feet of environmentally controlled engineering, manufacturing and machining facilities, with custom applications as a particular strength. Its quality system is certified to ISO 9001:2015 and AS9100D.BLACKLICK, OH
Ahmic AerospaceFounded in Dayton in 2014, Ahmic Aerospace develops high-performance measurement instrumentation and conducts research for aerospace testing, with roots in high-accuracy wall shear sensors. Its in-house supersonic wind tunnel, shock tube and hot-jet facilities support sensor design, calibration and studies of complex flow physics, including hypersonic applications. Ahmic is ISO 9001:2015 certified and an ITAR-registered manufacturer.OAKWOOD, OH
PYCO, LLCFounded in 1957, PYCO, LLC manufactures precision temperature sensors for demanding industrial and power-generation applications. The Fairfield, New Jersey company builds its sensors in the United States and supports them with factory calibration, documented traceability, and technical service. PYCO’s work is backed by more than 70 years of experience and ISO 9001:2015 certification.PENNDEL, PA