ECS-119.8-S-4

Crystals: ECS-119.8-S-4 Application Field and Working Principle

Crystals are valuable resources used in many applications ranging from communication to measurement and sensing equipment. In particular, ECS-119.8-S-4 is one type of crystals, which are widely used in the field of telecommunication and measurement. This article provides an overview of the application field and working principle of ECS-119.8-S-4.

Application Field
The ECS-119.8-S-4 crystal is a type of tunable crystal oscillator and is typically used in a wide range of applications. This crystal can be used in telecommunication devices such as mobile phones, satellite communication systems, and broadband communication systems. Additionally, these crystals are widely used for both high accuracy timekeeping and measurement. Moreover, this type of crystal is widely used for frequency-tracking and phase-locked loop (PLL) applications.

Working Principle
This crystal oscillator employs special quartz crystals to control the frequency and amplitude of the applied signal. The oscillator uses a feedback loop to maintain the amplitude and frequency precisely as per the desired level. Inside the circuit, the quartz crystal vibrates at a fixed frequency which determines the frequency of the output signal. This crystal is made using a thin cut quartz crystal mounted in a metal container in order to ensure the predictable oscillating frequency and the convenience of controlling the frequency.

The general structure of the ECS-119.8-S-4 crystal oscillator includes a main oscillator or resonator, an amplifier, and a feedback control module. The circuit functions as a negative feedback system in that the oscillator gives current to the amplifier, and the output of the amplifier is fed back to the oscillator in order to control its frequency. The amplifier consists of transistors that allow the voltage to be amplified sufficiently. Additionally, the feedback module monitors the frequency of oscillation and compares it to the desired frequency in order to maintain its accuracy.

The operation of the ECS-119.8-S-4 crystal oscillator is based on the piezoelectric effect of quartz. When a voltage or current is applied to the quartz crystal, it starts vibrating at a certain frequency. The quartz crystal vibrates at a particular frequency which is based upon its physical geometry, size, and makeup. The frequency at which the crystal vibrates is very stable over a wide temperature range and can be used as a precise timekeeper.

The ECS-119.8-S-4 crystal oscillator is a highly versatile oscillator and is used in a variety of applications. This type of oscillator is used in communication and measurement equipment, as well as in tracking and phase-locked loop applications. Its precision and stability make it a preferred choice for many applications requiring high accuracy timekeeping.