+61 (0)41 8847256 ron@rhombustechnologies.com.au


With its modern headquarters and manufacturing facility located in the foothills of New York’s Adirondack mountains, Electro Metrics has a proud history of technical innovation and manufacturing excellence since its founding in 1963. Today the company offers a broad line of Antennas & Sensors for RF Communications, EMI/EMC and Data Communications as well as a range of contract manufacturing services. Just a few of the companies they have provided services or equipment to are General Electric Company, Sylvania, ITT, Raytheon, Doosan (Korea), Hitachi (Japan), British Aerospace Engineering (BAE), Siemens and many others around the world rely on Electro-Metrics’ products, technology and US based manufacturing capability to satisfy their most demanding requirements. Worldwide, government agencies including the highest levels of the US Government use our equipment to secure their most sensitive communications. Electro Metrics remains committed to understanding the needs of our customers and providing quality products that meet or exceed expectations.

Electro-Metrics Today

Electro-Metrics Corp. is a leading designer, producer and integrator of antennas, sensors and systems for broadband RF communications and testing. Their primary markets involve security applications relating to wireless voice and data communications (COMINT, SIGINT), technical security countermeasures (TSCM) and electromagnetic interference/compatibility (EMI/EMC) characterization and testing. Electro Metrics offers a catalog of standard products as well as custom design capability to meet changing needs, particularly for the security and surveillance markets. Electro-Metrics were the original innovator in assembling specialized kits for unique signal acquisition missions and continue to refine and upgrade their kits as technology progresses. Today, they are developing the next generation of even more capable antennas and sensors that are simpler, lighter and packaged in the most rugged and portable case available.

We appreciate that our customers expect and demand the highest quality products. Electro Metrics manufactures its own products in the USA at its modern manufacturing plant in Johnstown, New York. Electro-Metrics capability to in house manufacture and fully test products allows them to meet the quality expectations of the most demanding customers while providing rapid response to urgent needs.

Technical innovation and skillful complex manufacturing require special people. Electro Metrics prides itself on the expertise, dedication, and experience of its people. Many of their employees have deep industry experience and are highly skilled.

Broadband RF Technology

Electro-Metrics has always been highly regarded for its expert design and systems engineering for broadband RF applications and integration. Those traditions continue but new-product efforts have established Electro-Metrics as a totally vertically integrated supplier of antennas and sensors for broadband RF applications in the 10 KHz to 40 GHz frequency range and beyond. EM is now a source for cost-effective broadband sensors and systems for this entire frequency range.

Since 1963 Electro-Metrics has been a recognized source for equipment used in EMI/EMC measurements and testing.  This tradition continues with antennas, sensors, probes and patented innovative continuous-ground, low-drag turntables; ancillary equipment like a line-impedance stabilization networks and a full line of accessories.




40 GHz Omni Directional Antenna