Description
The 2.92mm interface is mechanically compatible with SMA and 3.5mm connectors, but it utilizes a shorter internal pin and an air dielectric to eliminate “moding” up to 40 GHz. This male-to-female adapter acts as a transparent bridge, allowing users to extend cable runs or change genders without introducing significant signal reflections. Because the 2.92mm male pin is more robust than an SMA pin, these adapters are the industry standard for test and measurement environments.
Typically constructed from passivated stainless steel with gold-plated beryllium copper center contacts, these adapters are built for extreme durability (up to 500 mating cycles). High-performance versions are available in right-angle or miter geometries for tight spacing and high-temperature variants for aerospace testing where thermal stability is mandatory.
Key Technical Advantages
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Millimeter-Wave Precision: Supports mode-free operation from DC to 40 GHz, covering Ka-band and 5G NR frequencies.
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Mechanical Compatibility: Intermateable with SMA and 3.5mm interfaces, providing a high-performance upgrade path for legacy systems.
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Superior Durability: The stainless steel shell protects delicate internal contacts from the wear of high-cycle test environments.
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Low Signal Distortion: Precision air-dielectric construction ensures an exceptionally low VSWR (typically ≤ 1.25:1).
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Thermal Resilience: High-grade versions are rated for operation in extreme temperatures, from -55°C to +170°C.
Key Features
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Connector A: 2.92mm Male (Plug).
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Connector B: 2.92mm Female (Jack).
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Impedance: 50 Ohm.
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Frequency Range: DC to 40 GHz.
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Material: Passivated Stainless Steel with Gold-Plated Contacts.
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Common Applications: 5G Infrastructure, Satellite Communications, and VNA Port Protection.
Technical Summary
| Parameter | Specification (Typical) |
| Impedance | 50 Ohm |
| Frequency Range | DC to 40 GHz |
| VSWR | ≤ 1.25:1 |
| Body Material | Passivated Stainless Steel |
| Dielectric | Air / PEI |
| Mating Cycles | ≥ 500 |







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