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661: Difference between revisions
→Calibrator
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The amplitude/time calibrator is a Colpitts oscillator that uses a [[7119]] | The amplitude/time calibrator is a Colpitts oscillator that uses a [[7119]] | ||
tube. It produces clippped sine waves at frequencies from 100kHz to 100MHz and | tube. It produces clippped sine waves at frequencies from 100kHz to 100MHz and | ||
amplitudes from 1mV to 1000mV. The output is 50 | amplitudes from 1mV to 1000mV. The output is 50 Ω [[GR-874 connector]]. | ||
The signal from the calibration generator is available on the front panel and | The signal from the calibration generator is available on the front panel and | ||
is also sent to the timing generator through the multi-pin plug-in connector. | is also sent to the timing generator through the multi-pin plug-in connector. | ||