Alta frequenza

Alta frequenza

4.11 - 1251 ratings - Source

The true modulation wavelength of the HP 3800 is 40 ft; the doubler circuit multiplies frequency and phase delay by 2; ... The synchronous switch is controlled by the optical chopper and feeds always the same signal (either reference or ... The phase-meter measures the phase difference between the reference and reflector signal using a manual mulling technique which results in a direct digital readout.

Title:Alta frequenza
Publisher: - 1972


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