Ọ bụrụ na uru mgbaama uru Q gosipụtara na M90 bụ ihe na-erughị 60, a na-atụ aro usoro ndị a ka mma:

1) Bugharịa ebe ka mma.

2) Gbalịa na-ekpochapụ elu elu nke ọkpọkọ, na-eji ezu njikọ njikọ dịkwuo mgbaama ike.

3) Gbanwee ebe transducer kwụ ọtọ na kwụ ọtọ;hụ na oghere transducers bụ otu uru M25.

4) mgbe ihe ọkpọkọ adịghị adabara maka mgbasa ozi ultrasonic;transducer ntinye ntinye na-ekpo ọkụ na-atụ aro.