3 ms·
Pretty sure from memory AT&T spec’d negative voltage to reduce corrosion.
by gumby 4y ago
Pretty sure from memory AT&T spec’d negative voltage to reduce corrosion.
- anonymousiam 4y agoAh. I did not see that you meant to emphasize the negative vs. positive voltage. It's true that it's negative, but given that phones are polarity independent, it doesn't really matter. I was expressing the voltage as an absolute value.