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Original Message
RE: Transformer ratio??
Posted by 6AS7_6SN7 on March 11, 2017 at 14:08:42:
IThe primary impedance is equal to load impedance (32 Ohm in the example) times the voltage ratio (1:4 to 1:5 in the example) squared, that is, from 4 X 4 X 32 = 512 to 5 X 5 X 32 = 800 Ohm.