MarkT:
Other ways to drive are put it in series with 150 ohm resistor and then drive from two pins driven anti-phase - this gives 10V peak-peak
signal without needing transistor or 12V supply.
Can you explain a little bit more that part? thanks 
MarkT:
Other ways to drive are put it in series with 150 ohm resistor and then drive from two pins driven anti-phase - this gives 10V peak-peak
signal without needing transistor or 12V supply.
Can you explain a little bit more that part? thanks