BMA Connectors
These High-frequency BMA Connectors are said to be both shock- and shear-resistant, and designed to perform mode-free to 26.5 GHz. They feature a blind-mate that joins the connectors without showing the connector interfaces mate. The products are manufactured to meet interface standards published in MIL-STD-348. The interface reportedly is compatible and interchangeable with the OSP interface. Tensolite, a Carlisle Co., St. Augustine, Fla.
Test Adapters
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Quick-release Test Adapters incorporate push-on mating with an integrated locking mechanism that reportedly prevents mated surfaces from separating because of cable weight and handling. The locking outer contacts are heat-treated beryllium copper and the quick-release sleeves are passivated stainless steel for durability. Available series include N (male) to SMA (female), N (male) to N (female), TNC (male) to TNC (female), SMA (male) to SMA (female) and SSMA (male) to SSMA (female). Other series combinations can be manufactured. Connectronics Inc., Edinburgh, Ind.
RF Connector
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The RFS-2030 RF Connector is designed for use in applications with a frequency range of DC to 11 GHz. This PCB-mount product has threads 1.65" long and features a voltage rating of 1,500 V peak, insulation resistance of 5,000 mΩ maximum, dielectric withstanding voltage of 2,500 Vrms, RF high-potential withstanding voltage of 1,500 Vrms, 5 MHz and a temperature range of -65° to 165°C. Interface is said to be per MIL-STD-348-A, Sec. 304.2. The connector body is nickel-plated machined brass with PFTF insulation and silver-plated phosphor bronze contacts. Mounting configuration is four posts with standoffs spaced 0.40" on center. RF Connectors, a division of RF Industries, San Diego, Calif.
Miniature Connectors
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Micro-miniature SSMA Connectors use a screw coupling similar to SMA, but are designed for smaller diameter semirigid cable. They perform from DC to 38 GHz. Applications include military aeronautic and detection/countermeasures. SSMB Connectors provide a means of quick-connect and disconnect through a snap-on-type coupling, and perform from DC up to 4 GHz. They are suitable for military radio systems, video equipment and telecommunications. SMP Connectors use a snap-on coupling and are said to be vibration-proof, making them suitable for mobile applications. These products perform from DC to 40 GHz and have small package sizes that allow for high-density board-to-board applications. CDM North America, Putnam, Conn.
RF Connectors
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This RF Connector Line includes SMA, TNC, BNC, SSMA, N series, OSP, OSMP and Min/Twin-threaded style connectors. Applications include industrial machinery, commercial equipment, instrumentation, medical devices and military/aerospace hardware. They reportedly meet MIL-C-39012, MIL-A-55339 and MIL-C-83517 specifications. These connectors are available in both military and non-military qualified versions. Tyco Electronics, Harrisburg, Pa.
BNC Jacks
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These CTP-BR-031 Vertical BNC Jacks are available in 50 or 75 Ω versions. They have die-cast zinc with nickel plating, with center contacts that are phosphor bronze with gold plating. Insulators are PE606 for reported longer life. The frequency range is DC to 4 GHz. Applications include video, test instruments, RF, antenna and communications. Connect-Tech Products Inc., Carson City, Nev.
RF Connectors
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The HN Series RF Coaxial Connectors are designed for high-voltage and high-power military and commercial applications. Rated at 1,500 Vrms and 1,800 W at 1 GHz over a DC to 4 GHz frequency range, they feature overlapping PTFE dielectric interfaces and long dielectric creep paths. The products have brass bodies with a silver or nickel finish and gold- or silver-plated brass male center conductors or gold-plated beryllium copper female conductors. Said to fit cables from 0.195 to 0.945", they are available as straight and right-angle plugs, jacks, receptacles, and in-series and between-series adapters. These 50 Ω impedance connectors meet MIL-STD-348 specifications. Tru-Connector Corp., Peabody, Mass.
Coaxial Connectors
Push-on, Blind-mate Coaxial Connectors are said to provide superior RF performance. The SMP Connector has an interface rated to 40 GHz; the SMPM Connector is rated to 65 GHz. Both have a voltage rating of 335 Vrms minimum at sea level and 125 Vrms minimum at 70,000', and a continuous operating temperature range of -65° to 165°C. They reportedly meet the design specifications of MIL-PRF-39012 and MIL-STD-348, and performance specifications DSCC94007 and DSCC94008. Cristek Interconnects Inc., Anaheim, Calif.
Cable Assembly
Minibend V is designed for use in communications and fiber optic switching systems operating at frequencies up to 62 GHz and data rates up to 40 Gbps. Reportedly, there are no dielectric changes in the assembly, which is said to provide a consistent delay time along the entire length of the cable assembly. The precision, stainless-steel, 1.85 mm plug connector mates with industry-standard 2.40 and 1.85 mm jack connectors. Materials and processes used to manufacture the product are said to meet or exceed NASA outgassing requirements for spacecraft and high-vacuum applications. The product is available in standard lengths from 3 to 16". Astrolab Inc., Warren, N.J.
Coaxial Adapter
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The Type N Coaxial Adapter is an in-series, female-to-female adapter that features an operating temperature to 300°C, low VSWR and insertion loss, and rugged construction for reported consistent electrical performance. Maximum operating frequency is 18 GHz, depending on the interface, and the insertion length is 2.24" (5.69 cm). Phase matching is available. The product provides a bulkhead interface for applications where temperatures exceed the normal operation of standard Type N designs. It uses a high-temperature alloy for the contacts and insulator to achieve higher operating temperature stability, and is suitable for use in severe environmental conditions. MegaPhase LLC, Stroudsburg, Pa.
Multi-interface Connector
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This 1.0/2.3 SMT-compatible Multi-interface Connector is designed to facilitate PCB assembly as well as tight packaging density. Available with two-, three- and four-coaxial interface combinations in the same housing, it has frequency coverage from DC to 2 GHz in standard 75 Ω impedance value and DC to 10 GHz in optional 50 Ω impedance. Custom variants are also available. The standard housing is cast from a lightweight alloy; a liquid crystal polymer housing is offered on the four-coaxial version. Units are available in tape-and-reel packaging. Compel Electronics Inc., Ashland, Mass.
RF Adapters
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This RF Adapter Series includes eight adapters connecting Type N to reverse-polarity TNC interfaces. All plug and jack configurations are said to be covered, including four styles with the reverse-threaded coupling on the TNC side. These products are suitable for test and production applications in the wireless LAN marketplace, with performance to 6 GHz. San-tron Inc., Ipswich, Mass.
Two-piece Connector
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The EZ-600-NMC-2 is a two-piece, Type N, male connector for LMR-600 low-loss flexible 50 Ω coaxial cable. It reportedly eliminates the need for a crimp tool, requiring only two 1.0" wrenches for installation. Suitable for field use, the product can be used in spread spectrum and ISM band applications up to 5.8 GHz and higher. It is said to offer VSWR of better than 1.3 up to 6.0 GHz. Times Microwave Systems, Wallingford, Conn.
Coaxial Lightning Protectors
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HyperGain Coaxial Lightning Protectors feature gas discharge tube technology and wide-band operation up to 6 GHz. Standard RF connector options include N female-to-N female bulkhead, N male-to-N female bulkhead and reverse-polarity TNC female-to-reverse-polarity TNC male bulkhead. Replaceable gas tube elements and multi-strike capability reportedly make these products suitable for applications such as 2.4 and 5.8 GHz wireless LAN equipment, MMDS, cellular and PCS. They are DC passive and can also be used for applications where power is carried through coaxial cable such as remote amplifiers. Hyperlink Technologies Inc., Boca Raton, Fla.
