Knobology Part 1 (Basic B-mode Controls) 

Thank you - well explained!

This was brilliant, thanks so much!

Thank you Simon. You are genius!

Good.explaination

Very useful to learn basic B mode control

It was very useful for me ,thanx very much And please for more videos 🥰😍

Very useful. Excellent Thank you sooooo much

Very good.

It was a great lesson thank you so much sir

Thanks for the video ..helped a lot

What is the difference between Depth and Zoom? In both, we can zoom in on the image. What are the basic uses of these two options?? Please send me the answer i am waiting ??

I was wondering how you recorded your screen for the video?

Good morning. Thanks for the excellent contribution. What is the name of the test baby and where can I get it. Please.

Please make English subtitles

It’s so hard for me to understand this!! :(