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==Internals== | ==Internals== | ||
The DC504A is built around an [[ | The DC504A is built around an [[Intersil ICM7226]] counter/7-segment driver IC. The prescaler for 10−100 MHz is an [[MC10138]] ECL counter. The ×100 PLL circuit uses a CD4046. | ||
==Rear Interface== | ==Rear Interface== |