Table 3: Voltage drop with 1 transformer compared to 6 transformers.

Capacitors on primary legNumber of transformersVoltage drop [mV]

100 µF (electrolytic type) with 10 Ω, local supply load6990
1917
1 µF × 2 (film type) with local supply open load6664
1579
1 µF × 2 (film type) with local supply open load659.48
146.44