RF coaxial adaptors connect compatible RF interfaces when connector series, gender or mechanical arrangement differ. They are used between instruments, cables and RF components, including test setups and system interconnects. An adaptor changes the connection interface; it does not provide the signal-routing or reflected-power isolation of a circulator or isolator.
To request an adaptor from RFComp, specify connector A and connector B, the gender of each, the system impedance, operating band and whether a straight, right-angle or bulkhead arrangement is required. Confirm electrical ratings and the mechanical drawing for the proposed part.
Enter connector A and B, their genders, required geometry and quantity. In Special Notes, include frequency range, impedance, VSWR or insertion-loss limits, power and any drawing requirements.
Specify connector A and B, their genders, geometry and quantity. Include frequency range, impedance, loss and VSWR limits, power and any drawing requirements in Special Notes.
Match the electrical interface and the installation geometry before choosing a part.
Name both connector series and genders. Note reverse-polarity interfaces explicitly and provide an interface drawing or mating-part number when identification is uncertain.
Specify impedance, operating frequency, acceptable insertion loss and VSWR, RF power and temperature. Ask for documentation covering the proposed configuration and required operating conditions.
Include straight or right-angle geometry, bulkhead mounting, panel thickness, length limits and wrench clearance. Avoid arrangements that place excessive bending load on an instrument port.
Choose an RF adaptor using these checks:
Keysight’s precision connector care guide explains why inspection and correct mating procedures matter.
An in-series adaptor uses the same connector family at both ends, such as SMA to SMA. A between-series adaptor joins different connector families, such as SMA to Type N. In either case, specify gender, impedance, frequency range and geometry for both interfaces.
A waveguide-to-coax adaptor transitions between a waveguide interface and a coaxial connector. Selection requires the waveguide size and flange, coaxial interface, operating band, insertion loss, VSWR and power rating. Request the exact drawing and electrical specification; the transition is not a universal wideband connection.
Send RFComp your interface drawing, mating-part details and electrical requirements for review. Identify which dimensions or performance limits are mandatory. Ask for written confirmation of the proposed configuration, feasibility, lead time and documentation before assuming a non-standard interconnect is available.
Record both connector interfaces and genders. Include mating-part numbers or a drawing if a connector cannot be identified confidently.
1. Identify both ends
Series, gender and interface details
Provide the operating band, system impedance, required match and loss limits, RF power and temperature range.
2. Define electrical limits
Frequency, impedance and performance
Specify orientation, mounting, length and clearance. Include quantity, delivery target and any required inspection or test documentation.
3. Confirm mechanical fit
Drawing, quantity and delivery
Send RFComp the two mating interfaces and your electrical and mechanical requirements. Ask for the proposed adaptor’s datasheet, outline drawing, price and delivery information. For a complete interconnect, also review our RF connectors and cable assemblies.
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