美国Gigatronics 公司，2- 24GHz YIG 振荡器，频率合成器， 具有工作带宽大，相位噪声低，体积小及可靠性高特点。广泛用于微波仪器，系统集成及电子对抗等高端领域。
美国Millitech 公司，专业设计制造18 - 300GHz 微波,毫米波有源，无源器件。从先进的仿真，设计技术到严密的制造及可靠性流程， 保证了Millitech 产品一致的高品质。广泛用于卫星通信，雷达，辐射测量及遥测等领域。覆盖政府及商用市场。
The series CSS short slot hybrid coupler covers 26.5 to 170 GHz in nine waveguide bands. The two output ports are in-line to the input port, and have 90° phase difference with nearly equal power levels over 5% of the center frequency. Isolation between output ports is 20 dB (typical).
The series CMT magic tee hybrid coupler covers 18 to 170 GHz in nine waveguide bands.
The series CL3 high directivity coupler covers 18 to 170 GHz in nine waveguide bands.
The series CGC crossguide coupler covers 18 to 170 GHz in nine waveguide bands. The typical coupling value is 20 dB, with directivity of 17 dB up to 110 GHz and 12 dB above 110 GHz.
The series VPS variable phase shifter consists of a waveguide section with a movable dielectric vane driven by a micrometer. This arrangement provides a phase shift range of 180°.
The series LSA level set attenuator consists of a waveguide section with a precisely cut resistive vane. The attenuator is available in nine waveguide bands from 18 to 170 GHz
The series FXA general purpose fixed attenuator consists of a waveguide section with a precisely cut resistive vane.
The series TSC tunable short covers 26.5 to 170 GHz in eight waveguide bands. The short consists of a movable non-contacting choke plunger within a waveguide section.
The series TLD tunable load covers 26.5 to 170 GHz in eight waveguide bands.
The series WTR termination covers 18 to 220 GHz in 10 waveguide bands. The termination consists of tapered absorbers within the waveguide section.
The series WBI wide band isolators provide an ideal solution for applications in broadband instruments and systems, swept frequency applications and cryogenically cooled radio telescopes.
The series JFD junction ferrite isolator and circulator covers the frequency range from 18 to 100 GHz in seven waveguide bands.
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