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On the PLL board; where should the tune be set while adjusting the varicaps, in middle of tune range?

April 26, 2017adjusting middle PLL range tune

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On the PLL board; where should the tune be set while adjusting the varicaps, in middle of tune range?

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The correct way is to set the PLL freq to its highest value for the span; place the highest voltage on the ref freq varactor. Then adjust the variable capacitor so the green led just comes on while moving from the HIGH RED LED to the GREEN LED.