Manufacturers - OEM Components



Created in 2015, Ampleon is shaped by 50 years of RF power leadership with a heritage from Philips Semiconductors. Ampleons’ innovative, yet consistent portfolio of LDMOS and GaN products and solutions support a wide range of applications, such as cellular base stations, radio/TV/broadcasting, radar, air traffic control, cooking, lighting, industrial lasers and medical. For details on the leading global partner in RF Power, visit http://www.ampleon.com/

Barry Industries


For your Microwave and RF Applications, Barry provides a full line of Precision Chip and High Power Thick Film resistors, terminations and attenuators. They are available as a chip, a chip with leads, or on a flange. Available materials are Alumina, BeO, and Aluminum Nitride. Barry also offers High Power Ceramic Packages, Machining and Plating and are a Vertically Integrated Company.

BSC Filters


BSC is a world-leader in the design and manufacture of RF and Microwave subsystems, filters, diplexers and waveguide and coaxial components, from prototype for research, up to high volumes. Working up to 94GHz, BSC is dedicated to excellence in all aspects of subsystems, filters and diplexers, specializing in Waveguide, Interdigital, Combline, Cavity, Lumped Element, Microstrip and Thin Film devices. Other components include Preselectors, Modules, Switched Filter Banks, Adaptive and Tunable Filtering, Transitions, Waveguide Assemblies, Couplers and Equalizers

C&D Technologies, Inc.

C&D Technologies, Inc. Image

Produces and markets systems for the power conversion and storage of electrical power, including industrial batteries and electronics. Specializes in reserve power systems, electronic power supplies and material handling systems for the telecommunications, data transmission, infrastructure computer systems and utilities industries.



UNIPOWER provides power for mission critical applications, with a complete line of the high-efficiency rectifiers, battery chargers, inverters and complete AC/DC power systems. UNIPOWER is headquartered in Coral Springs, Florida with global sales/service coverage and active installations in over 60 countries.

Dow-Key Microwave Corporation


Dow-Key Microwave Corporation, the world's largest manufacturer of electromechanical RF Switches and RF and Fiber Optic Switching Systems, is part of the Ceramic & Microwave Products (CMP), which is a subsidiary of Dover Corporation. As a leader in RF technology, Dow-Key offers high performance waveguide switches, coaxial switches, T-switches, Hi-rel switches, and switching systems such as integrated PXI modules, RF matrices (electromechanical, solid state and fiber optics), in addition to, custom switching designs and reliable solutions, as it is required in today's fast paced communication industry.

Gowanda Electronics


For nearly 60 years, Gowanda Electronics has been a leader in the design and manufacture of high-performance electronic components for demanding RF and power applications in Aerospace, Defense, Medical, Space and Industry. Gowanda’s engineered components include standard off-the-shelf and custom-designed inductors, chips, chokes, coils, conicals, toroids, transformers, solenoids and magnetic devices in surface mount and axial-leaded (thru-hole) configurations. The company offers RoHS compliant products as well as lead-containing components for QPL military/defense and other critical applications. Non-magnetic inductors are available when magnetic materials would compromise system performance as in medical imaging (MRI) equipment. Capabilities include a well-equipped design center, complete in-house environmental testing lab, several cleanrooms, multiple facilities and quality standards (ISO 13485, AS9100, ISO 9001). Gowanda is ITAR registered.



iNRCORE designs and manufactures magnetic components that transmit high-speed, mission-critical signal and power in the harshest operating conditions. Signal solutions include transformers, transceivers, baluns, delay lines and custom signal magnetics. Power solutions include transformers, chokes, inductors and custom designs in board mount and chassis mount options. QPL-status transformers and delay lines combined with hi-rel manufacturing to MIL-STD-981 add versatility. iNRCORE components have operated on the frontlines of defense to the frontiers of space exploration. For over 70 years, iNRCORE has deployed reliable and intelligent solutions to power next-generation systems. The company’s expert engineering, award-winning quality and exceptional service exceed customers’ demanding expectations. Whether we are working to assemble a component to meet your custom design or screening your products to qualify for a critical mission, iNRCORE’s solutions are Rugged to the Core.

Isodyne, Inc.


Isodyne develops and manufactures a Tool-Less Braid Termination System for EMI Backshells specifically designed for wire harnesses requiring shielding for EMI/RFI or HERF and lightning protection. Both individual shields and overbraid are terminated at the backshell with one band, improving electrical performance and also allowing for ease of re-entry. The band can be removed and replaced allowing for easy repair/upgrade of the system without the need for calibrated tools.

IW Microwave


Insulated Wire, Inc. & IW Microwave Products Division manufactures 50Ω & 75Ω low loss phase stable coaxial cable & assemblies. Our proprietary lamination technique using EPTFE/PTFE dielectric provides industry leading attenuation & phase performance over a wide temperature range; with diameters from .047” to .480”, IW cables can be used for small signal through to high power. A wide range of jacketing, armor & interconnect options are available, ensuring reliability in military and commercial applications from underwater to space.

K&L Microwave


K&L Microwave is a subsidiary of Dover Corporation, a $7 billion Fortune 400 company traded on the NYSE, recognized by top-tier defense contractors and wireless infrastructure providers as a world leader in the design and manufacture of RF and microwave filters, duplexers and integrated assemblies.

Passive Plus


Passive Plus, Inc. (PPI) manufactures High-Q (>10,000) / Low ESR Capacitors for the Military, Medical, Semiconductor, Broadcast, and Telecommunications Industries. Case sizes available are 0505, 1111, 2225, 3838; EIA 0201, 0402, 0603, 0805; Hi Power 6040, 7676; Broadband Capacitors 01005, 0201, 0402 (modeling data available). PPI offers Fast Deliveries, Competitive Prices, Outstanding Quality and Customer Service.

Pole Zero


Pole Zero designs and manufacturers RF filters to control this cosite related problem. With its full line of digitally tunable RF filters including the Bandpass filters (MicroPole MiniPole, MaxiPole, and PowerPole), Notch filters, and Integrated Cosite Equipment (ICE) Pole Zero can effectively solve most interference issues. Since 1989, Pole/Zero has developed and fielded products to expand the linear dynamic range of communications products from 1.5 MHz to 3 GHz. Success in providing customers with quality products and services has resulted in continued growth since it was founded in 1989.

Special Hermetic Products, Inc.


SHP is unmatched in its breadth of standard products and application knowledge in the hermetic packaging area. Since we design and manufacture every type of glass sealed product and the packages in which they are used, as well as direct-glassed packages in various materials, we are in the unique position of offering essentially all possible solutions. We stock many of the Feedthroughs and Connectors and have industry leading quality and reliability on these and Custom Hermetic Housing solutions.

TRM Microwave

TRM Microwave logo

TRM Microwave is a Woman-Owned Small Business specializing in the custom design and manufacture of RF/Microwave components and integrated subsystem assemblies. We are your Design and Production Partner, serving as an extension of your team to customize product solutions to your unique spec requirements. Products include power dividers/combiners, directional couplers and hybrids between DC-40 GHz. TRM integrates the best combination of ferrite, stripline, microstrip, coaxial and airstrip technologies that maximize size, weight and power (SWaP) efficiencies to reduce overall cost and deliver measurable results to our customers. We are vertically integrated to handle product development, manufacturing, testing and qualification. With the latest RF and microwave design tools available and our rapid prototype capabilities, we can turn your ideas into reality. Proudly serving our nation's top defense and space contractors since 1970.

Vanguard Products

Vanguard Products Image

Focused on EMI Shielding Gasket Materials and engineered high performance elastomers. Specializes in extrusions, coextrusions, moldings, cut parts and custom assemblies for most industrial markets, including aerospace, aircraft, appliances, architectural, automotive, electrical, electronics, food processing, hydraulics, instrumentation, machinery, marine and medical.

Manufacturers - Test and Measurement

Associated Research, Inc.


Manufactures automated multi-function electrical safety compliance analyzers and manual bench-top instruments for the electrical safety compliance testing industry.

Associated Power Technologies


Associated Power Technologies, Inc. (APT) is a leading manufacturer of linear and switching AC power sources. APT provides solutions for 1 phase or 3 phase applications with output power capabilities from 500 VA to 18 KVA. APT provides a 3-Year warranty and new orders within 10 Business Days. APT is a division of Ikonix USA

Avalon Test Equipment


Avalon Test Equipment has been one of the leaders in the EMC/EMI and RF & Microwave test equipment industries as well as AC/DC Loads/Power Supplies/Battery Emulators for nearly 25 years. Avalon offers rental equipment for all EMC standards along with fully A2LA 17025:2017 accredited calibrations. With locations in San Diego, Dallas, and Atlanta, we are confident in our ability to quickly meet your testing requirements. We also offer Used Equipment for all major Brands/Models. Our goal is to help you Test With Confidence®.


Curtis Wright Logo

The Curtiss-Wright Controls Avionics & Electronics group (CWC-AE) designs and manufactures rugged data acquisition, recording and controller sub-system solutions for the aerospace market. CWC-AE's core capabilities include certified system and software integration combined with market leading customer support. CWC-AE has over 60 years of experience supplying recorders and supports a diverse range of avionics, maintenance, safety and test recording applications.

Gauss Instruments


Covering from DC to 40Ghz, Gauss Instruments EMI Receivers provide a fully integrated Spectrum Analyzer, Real Time Spectrum Analyzer, Time-Domain Mode, Fully Gapless Real-Time Spectrogram Mode, Stepped Scan Receiver, and FFT-Based Receiver of course. Operating Frequency can be extended into Terahertz Frequency range using external Mixers beyond 40Ghz. These Receivers can be used in a vast range of test applications with Compliance to Telecom ETSI and FCC part 15, CISPR 16-1-1, EN, ANSI C63.4, Military/Avionics MIL-Std. 461, Automotive and OEM standards. Gauss Instruments does this with fully gapless, Real-Time and unique instantaneous bandwidth of up to 685Mhz! The absolutely outstanding features allows you to use for Ultra-Fast EMI Measurements and full 360 Degree radiation patterns of EUT in Real-Time and can be used for Radio Communications and 5G applications. All Modes are fully CISPR-16-1-1 Compliant as well as ANSI C63.2. Smarter testing for a Smarter World!

Graphtec America


Graphtec America offers multi-channel data logger & data acquisition instruments. These industry leading instruments are portable, scalable and can operate stand alone or remotely via wired or wireless connection. Sampling rates as fast as 1usec, voltages up to 1,000V and up to 1,000 channels with powerful, easy to use software included.

HV Technologies


HV TECHNOLOGIES offers products and services across the entire spectrum of EMC immunity and emissions test requirements and standards—MIL-STD, Avionics/DO 160, Commercial IEC, CISPR, IEEE and ANSI, Automotive ISO, SAE. HV TECHNOLOGIES has a long history of providing high-end EMC test equipment along with a strong history of exceeding customer expectations. Through exclusive partner relationships we can offer the highest quality products that come with the best support structure available. Featuring:
  • EMC-PARTNER Transient and Impulse Generators, ESD, EFT, Surge, 10/700, Ring Wave, DOW, Common Mode, Harmonics and Flick­er, DO-160 Indirect lightning, MIL-STD: CS106, CS115, CS116 Component Test Requirements up to 144kV, 100kA
  • Prana Power Amplifiers, Solid State, Class A, 100% Mismatch tolerance into any VSWR, 10 kHz - 6 GHz, powers up to 12,000 Watts
  • GAUSS Instruments Full Compliant EMI Receivers 10Hz - 40GHz available, nothing is faster, 325MHz Bandwidth, 64000x Faster!

Knick Interface


Knick Interface’s Voltage and current transducers bring true CONTROL to electrical measurement applications across a wide range of industries. With a number of solutions engineered for measurement and safe isolation of DC voltages upwards of 4800 V, and other transducers that offer precise conversion of AC voltage inputs to standard DC outputs, Knick truly is a problem solver from 480 to 4800 volts! Other product solutions allow for a wide range of signal conversion and duplication possibilities across high isolation. As with Knick’s high voltage measurement products, no compromises are made with accuracy, safety, speed of response, and flexibility.

MPI Thermal


MPI Thermal temperature systems have advanced technology in precise localized hot and cold temperature test equipment. The thermal division has 60 years of combined thermal control system experience. This has brought about a thermal air stream system for today’s manufacturers environmental test chamber needs. We have designed a system that provides accurate temperature control at the test site as a convenient alternative to larger temperature chambers and liquid baths. Temperature Range from -85C to +225C.



NEXIO is specialized in EMC test software applications. Since 1995, NEXIO has developed software to automate EMC testing, such as Immunity, Emissions, Reverberation, Transients, Bursts, and Surge. NEXIO software is independent from any EMC equipment manufacturer and develops drivers for all manufacturers. Our driver library is 500+ strong, continues to grow, and there is no charge for drivers. Customers include every major market sector; Aerospace & Defense, Automotive, Aviation, Medical, ITE, Education, and Industrial.

NH Research

http://www.nhresearch.com/ | http://www.electronicloads.com
NH Research Image

Designs and manufactures power-electronics test instruments, automatic test systems and high power AC and DC programmable loads and sources. NH Research products are used worldwide by manufacturers in the switching power supply, UPS, computer, telecommunications, industrial controls, automotive and defense industries.

Raymond EMC

Raymond EMC logo

Raymond EMC supplies high performance RF shielded rooms, reverberation and anechoic chambers. These chambers are designed to meet the current international and domestic standards and are provided as complete turn-key facilities. GTEMS are also offered in a variety of sizes. They also specialize in Moving/Relocating and Upgrading Existing EMC Chambers. Also, they can offer Consulting, RF Testing, and Maintenance agreements for EMC facilities.

Siglent Technologies


Siglent Technologies is a ISO certified manufacturer of electronic test instrumentation. Being the largest oscilloscope manufacturer in China (by shipments) Siglent manufacturers a line of Oscilloscopes up to 2Ghz (Benchtop and Battery-Powered handheld models), Arbitrary Waveform Function Generators, small Programmable Linear DC Power Supplies, DMMs, Spectrum Analyzers to 7.5GHz, Vector Network Analyzers to 8.5Ghz and Signal Generators from 9kHz-3.2Ghz. They offer 3 year warranty and all sales and service is done from their Solon, OH facility.



ZES ZIMMER is a German maker of precision AC and DC power analyzers, sensors and accessories. Our instruments offer a proprietary and invaluable advantage when measuring inverters, frequency converters and other PWM applications. They feature bandwidth to 10MHz, advanced filtering, easy waveform display and export, automated test and an intuitive user experience. Up to 8 channels (elements) and speed/torque inputs in a single meter. Sold from Local Office in Michigan.