In our conventional understanding, passive RF devices are considered linear components. Parameters such as the coupling coefficient of couplers, losses and attenuation of filters, and gain of antennas are typically managed by adding or subtracting their r

1. Components and operating principles of a VNA The vector network analyzer (VNA) mainly consists of an excitation source, a power distribution a……

The Kinghelm KH-F600V-10P-7.62G terminal block connector is a high-performance product designed specifically for high-frequency signal transmission. Its primary purpose is to ensure stable, high-speed signal integrity, making it ideal for applications that demand precision and efficiency. The connector’s exceptional el……

A duplexer is a device that enables us to connect both the Tx transmit path and the Rx receive path to a single/common antenna without interference from each other. When the frequencies of the transmitter and receiver are differ

1. Meaning Filters are one of the essential components in the radio frequency (RF) front-end. The primary function of a filter is to "filter……

RF modulation is intentionally altering the amplitude, frequency, or phase of a sinusoidal carrier signal. Below, we discuss theory, time domain, and frequency domain aspects. 1. Mathematical principles The mathematical relat

In modern electrical and electronic engineering, terminal blocks play a crucial role as key components for circuit connections. They not only carry the task of current transmission but also ensure the stable operation of the entire electrical system. The Kinghelm KH-ZBF3000R-4P-7.62G terminal block, with its outstandin……

If we cannot extract data from the received signal, integrating data into the transmission signal becomes meaningless. That's why studying demodulation is essential. The scope of demodulation circuits is extensive, ranging from simple i

PA is an important component module of the communication system, which is responsible for amplifying the RF signal and power output. In the mobile communication system, the output signal of PA is about 29 ~ 32 dBm about 1,000 mW . Compared with the power output of the transceiver chip about 0 dBm 1 mW , the output po……

In the intricate circuit systems of electronic devices, shorting cap / jumper cap play a small yet vital role, functioning as indispensable components. Among them, the Kinghelm KH-2.54TXM-H6.0-G shorting / jumper cap stands out in various electronic applications due to its unique performance and design.

In an era of rapid technological development, every small electronic component plays a vital role in driving technological progress. Kinghelm, a well-known brand in the industry, has introduced the Kinghelm KH-2.54TXM-H6.0-Y short-circuit cap/jumper cap, which, with its exceptional quality and unique design, has become……

Flexible Flat Cable (FFC)is a key component in modern electronic devices.Known for its compact design and versatile applications,FFC soft cableshave become the preferred choice for designers and manufacturers in the electronics industry. In this article,