7X-12.000MDB-T

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Oscillators

An oscillator is an electronic device that generates periodic signals, also known as a signal source. These devices are used to create a variety of signals in the frequency domain such as sine, square, triangle, and sawtooth waveforms. Oscillators can be used for a variety of applications such as frequency synthesis, modulation, analog and digital communications, and signal generation. One such oscillator is the 7X-12.000MDB-T.

7X-12.000MDB-T application field and working principle

The 7X-12.000MDB-T oscillator is a crystal-controlled oscillator with a frequency range from 1kHz to 12MHz. It is designed to provide a clean, precision frequency output with good stability. This oscillator is used in a variety of applications such as frequency control for microwave radio systems, direct digital synthesis, clock signal generation, and frequency hopping.

The 7X-12.000MDB-T oscillator is based on the Pierce Oscillator design, which uses a crystal as the frequency-determining element. Its design method is based on the work of British physicist Laurence Pierce, who developed the first practical crystal oscillator in the early 1930s. The Pierce Oscillator consists of a series-connected Colpitts oscillator and a crystal. The crystal creates a frequency-determining inductance which is then coupled to a negative feedback network.

The 7X-12.000MDB-T oscillator is designed to produce a clean square wave output. The output is generated by a push-pull transistor pair, which is driven by the crystal resonator to produce the desired frequency. The output is then further conditioned by two stages of active filters to minimize spurious harmonics and eliminate any noise or phase jitter. The oscillator also has a temperature compensation circuit to maintain a constant frequency output throughout its operating temperature range.

In summary, the 7X-12.000MDB-T oscillator is an accurate and stable signal source designed for use in many different types of electronic systems. It is used to generate precise frequencies for radio systems, direct digital synthesis, clock signal generation, and frequency hopping. Its design is based on the work of Laurence Pierce, and it utilizes a crystal resonator to determine the frequency, and active filters to clean up the output. The oscillator also has temperature compensation to maintain a constant frequency output.

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