Narda-MITEQ 55-77 Series Coaxial Adapters – SMA/N-Type, DC-18 GHz
Narda-MITEQ precision coaxial adapters enable seamless RF/microwave signal conversion across DC to 18 GHz, designed for low-loss, high-reliability interconnects in critical applications. These adapters support SMA↔N-Type and N↔N-Type interfaces, ensuring compatibility with industry-standard test equipment, communication systems, and aerospace instrumentation.


Product Models & Specifications
| Model | Interface Type | Frequency Range | Max. VSWR | Weight (max.) | Typical Use Case |
| 55 | SMA-F → N-M | DC-18 GHz | 1.25 | 43g | Test equipment signal routing |
| 56 | SMA-M → N-M | DC-18 GHz | 1.25 | 57g | RF module interconnections |
| 57 | SMA-M → N-F | DC-18 GHz | 1.25 | 43g | Sensor signal conversion |
| 58 | SMA-F → N-F | DC-18 GHz | 1.25 | 28g | Space-constrained installations |
| 76 | N-M → N-M | DC-18 GHz | 1.2 | 57g | RF system cascading |
| 77 | N-F → N-F | DC-18 GHz | 1.2 | 71g | High-power transmission systems |
Applicable fields
Integrated Microwave Assemblies (IMAs)
RF Switching
Passive Components
Power Monitors and Sensors
MITEQ, established in 1969, is a leading global manufacturer in the radio frequency (RF) and microwave technology sector. Renowned for its exceptional performance and reliability, MITEQ's products have been widely deployed in critical applications across aerospace, defense, and test and measurement industries worldwide. In 2015, MITEQ became part of Narda Microwave Corporation, a U.S.-based company, which enabled further advancements in its core technologies. The company currently offers a comprehensive product portfolio, including directional couplers, power dividers/combiners, mixers, frequency doublers, 3 dB hybrid couplers, phase shifters, oscillators, frequency synthesizers, programmable attenuators, cryogenic amplifiers, and logarithmic detector amplifiers.
Core Innovations Trade Limited is the authorized agent for MITEQ products.If you need to know more about and purchase MITEQ products, you can consult CORE customer service or fill out the RFQ.



