Ads
related to: uhf female impedance analyzer circuit
Search results
Results from the WOW.Com Content Network
An impedance analyzer is a type of electronic test equipment used to measure complex electrical impedance as a function of test frequency. Impedance is an important parameter used to characterize electronic components, electronic circuits, and the materials used to make components. Impedance analysis can also be used to characterize materials ...
A typical SO-239 UHF female, properly hooded, has an impedance bump of about 35 ohms. The length of the bump is typically 1 ⁄ 2 inch, where the female pin flares to fit over the male pin. This bump can be mitigated by using a honeycomb dielectric in the female pin area. Many VHF/UHF amateur operators use special UHF females that maintain a 50 ...
An open circuit stub of length will have a capacitive impedance at low frequency when < /. Above this frequency the impedance is inductive. Above this frequency the impedance is inductive. At precisely β l = π / 2 {\displaystyle \scriptstyle \beta l=\pi /2} the stub presents a short circuit.
N connector "Type N" (Neill) 50 Ω or 75 Ω characteristic impedance connector (IEC 61169-16 [4]) NMD connector, standing for Network Measurements Division, are usually available as 3.5 mm, 2.9 mm, 2.4 mm, and 1.85 mm connectors. They are ruggedized test-port connectors used on test sets and network analyzers.
When measuring with a field strength meter it is important to use a calibrated antenna such as the standard antenna supplied with the meter. For precision measurements the antenna must be at a standard height. A value of standard height frequently employed for VHF and UHF measurements is 10 metres (33 ft).
The female U.FL connectors are generally not sold separately, but rather as part of a pigtail with a high-quality 1.32 mm doubly shielded cable, which allows for a low-loss connection, insulated with fluorinated resin. The male connectors are surface-mounted (SMT) and soldered directly to the printed circuit board (PCB).
The APC-7 connector (also referred to as a 7 mm connector) is a precision coaxial connector used on laboratory microwave test equipment for frequencies up to 18 GHz.APC-7 connectors are advantageous because they have a low reflection coefficient, make repeatable coaxial connections, and are genderless. [1]
Figure 1: Essential meshes of the planar circuit labeled 1, 2, and 3. R 1, R 2, R 3, 1/sC, and sL represent the impedance of the resistors, capacitor, and inductor values in the s-domain. V s and I s are the values of the voltage source and current source, respectively. Mesh analysis (or the mesh current method) is a circuit analysis method for ...
Ads
related to: uhf female impedance analyzer circuit