Quote:
Originally Posted by ppppenguin
..start at 20250Hz. Divide by 2 to get 10125Hz for line pulses, divide by 405 for 50Hz ..locked [20250]..to 50Hz mains using a slow acting phase lock.
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Yes, this would be the only way I suppose. Later they would drop the mains lock as SPG's became xtal ref.
My issue remains "why 50 hz ?" [cont. next post]