Need some informations about a circuit

Thread Starter

Amin17

Joined Jun 3, 2019
3
Hi, I have this amplifier and I have to collect informations about it, but I do not know the name of it, all I know is that it is used as an amplifier in an Ultrasound Emitter at 40Khz. So if anyone can help me with any informations I will be grateful Thank you.
 

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