Spectrum Sensors & Controls Inc., a subsidiary of Spectrum Control, Inc., designs and manufactures precision position and temperature sensors. The Precision Position Sensors Operation, formerly JDK Controls, is located in Grass Valley, CA and was founded in 1983, while the Advanced Thermal Products Operation, formally Advanced Thermal Products, was founded in 1985 and is located in St. Marys, PA. Spectrum Sensors has low cost, world class manufacturing centers in both China and Mexico to provide their customers with application specific solutions worldwide.   Precision Position Sensors and Transducers - Spectrum Sensors & Controls precision potentiometer & position sensor product line features hollow shaft, rotary, linear, motorized, and fader/angular arm designs, as well as element segments and wiper assemblies. Spectrum’s Precision Position Sensors offer high reliability and the longest life (l00 million cycles min.) with precise sensing (0.1% linearity). All Precision Position Sensor products are designed for demanding environments such as High G shock, vibration, extreme moisture and temperature ranges and Spectrum will customize any of these products for specific applications. Spectrum’s precision position sensors provide high performance at low cost. Features/Benefits Ultra-Long Dither/Rotational Life - 100 million revolutions minimum Superior Output Smoothness - always under 0.05% (standard angles) Highest Shock & Vibration Rating in the Industry No Internal Solder Connections - conductive epoxy and welded connections used for greater reliability Low Torque - less than 0.1 oz. in. All units Designed, Manufactured, and Tested in accordance with MIL-R-39023 The Precision Position Sensors Operation is a leader in serving applications where reliability and precision in the potentiometer and position sensor is critical to the user’s system. Spectrum Sensors & Controls manufactures precision co-molded conductive plastic potentiometers and position sensors and transducers. All of their products are designed, manufactured and tested in accordance with MIL-R-39023 and Quality Assurance with MIL-I-45208A. Value Added Capabilities Various Gage Wire                            Various lengths                                Custom thermo plastic housing         Custom gear / shaft assemblies           Custom shaft mounting configurations                                  With / without connectors                  Custom mount plates Custom wire and cable assemblies Temperature Sensing Products - Spectrum Advanced Thermal Products manufacturers a complete line of temperature-sensing probes and assemblies, PTC and NTC thermistors, resistance temperature detectors (RTDs) for surface, immersion and air temperature applications. Designs include PTC thermistors for heating, overcurrent protection and temperature sensing; NTC thermistors for temperature measurement and control; and platinum and nickel RTDs. Packaging specialists, Spectrum designs a wide range of moisture and shock resistant models that have excellent free/thaw tolerances. Spectrum Advanced Thermal Products offers the fastest prototypes and the shortest lead times in the industry. Features/Benefits Temperature Probes and Assemblies Heavy duty and lightweight designs            10,000 freeze/thaw cycles                       Quick response and excellent thermal tracking Wide operating temperature range -80°C to +500°C     PTC Thermistors                                       No thermostat needed No electrical noise Efficient operation Virtually unlimited life Rapid response to changes in temperature Fast switching NTC Thermistors                                 -50°C to 300°C operation                  Resistance values from 100Ω to 1.38MΩ at 25°C High temperature stability                  Rugged design and construction       Very fast response times                   High sensitivity to changes in temperature     Wide variety of resistance vs. class accuracies   RTDs and Assemblies Excellent long term stability Values from 100Ω to 1,000Ω at 0°C Resistant to vibration & thermal shock Platinum & nickel elements Small size, fast response time Available in standard DIN temperature curves