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50 Ohm Matching

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Part # Distributor Manufacturer Product Category Description
PCT-33 Allied Electronics, Inc. STANCOR Not Provided Transformer, Impedance Matching, 500Vrms, pri.=500 Ohm, Sec.=50 Ohm

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  • AN721: Impedance Matching Networks Applied to RF Power Transistors, Courtesy of Motorola
    either to a generator - of generally 50 ohms internal impedance - or to a preceding stage. Impedance transformation ratios of 10 or even 20 are not rare. Interstage matching has to be made between two complex impedances, which makes the design still more difficult, especially if matching must
  • Matching circuit optimization for antenna applications
    Impedance matching is an essential part of antenna design. The input impedance of an antenna needs to be reasonably close to the amplifier impedance (e.g. 50 Ohm), otherwise the signal is reflected back to the amplifier and not radiated by the antenna.
  • Arbitrary Impedance
    S-parameters are dependent on the impedance to which they are referenced and many measurements are now performed in a non-50 ohm world. Matching and other tasks are now often referenced to something other than 50 ohms but calibrations in the native unusual impedance may be difficult or untraceable
  • Composite Ultrasound Arrays for Operation Above 20 MHz (.pdf)
    with this composite. Backing and matching materials were prepared to provide up to 70% bandwidth and coaxial cable was used to impedance match the elements to a 50 ohm source. A TPX lens was fabricated and bonded to the face to provide focusing in the elevation direction. Three prototype 4 element 30 MHz linear
  • Balun Measurements
    be grounded, connected. impedances. In the test circuits shown (Figs. 2-6),. to a dc potential or left floating. the Port 1 input impedance is assumed to be 50 ohm. with Port 2 terminated in "R" ohms. This is a typical. setup when using a 50 ohm network analyzer. Port 1. Port 2. Transmission Tests
  • Balun Measurements
    be grounded, connected. impedances. In the test circuits shown (Figs. 2-6),. to a dc potential or left floating. the Port 1 input impedance is assumed to be 50 ohm. with Port 2 terminated in "R" ohms. This is a typical. setup when using a 50 ohm network analyzer. Port 1. Port 2. Transmission Tests
  • Match The Ports Of Differential Devices
    described above, the differential is. actually matched to Zopt. The Smith Chart reference impedance of the single-ended. circuit is 50 Ohms, with an impedance of 100 Ohms for the differential circuit. Differential impedance matching can be shown by an example: matching the. SKY65336-11 ZigBee FEM
  • Pulse Testing of Laser Diodes
    transmission equivalents of refractive index matching devices. Such. circuits are sometimes required to minimize pulse signal reflections and losses. Pulse Delivery. Typical voltage pulse sources, as well as many current pulse sources, have a. characteristic output impedance of 50 ohms. This is a good

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