12.07.2015 Views

LED RF Signal Meter

LED RF Signal Meter

LED RF Signal Meter

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<strong>LED</strong><strong>RF</strong><strong>Signal</strong> <strong>Meter</strong>Select apicturefor larger image.Overview ofthe <strong>LED</strong> <strong>RF</strong> signalmeter. It'sbuiltinto an oldCalifornia AmplifierMMDS downconvertercase. Proper circuit shielding is required for thisproject.Closeupofthe National LM3914 dot/bardisplaydriver.Closeupofthe Analog DevicesAD8313 <strong>RF</strong> logarithmic detectorand power supplyregulation/filtering.

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