How does this circuit clip?

[Username123]

How does this circuit clip? The diode doesn't seem to be connected to the 1st part of the circuit

 

[Username123]

 

[Username123]

 

[Coda]

LM386 op-amps…amplify the signal. The diode in that circuit is to protect the circuit from a positive voltage (like connecting a 9v battery backwards).

 

[Username123]

Alright. Thanks!