Effortlessly switch from one weight setting to another by simply moving the adjustment knob.

The fork had sliding weights, an adjustment knob, and a dial to show the position of the weights.

He bends over the microscope, the fine adjustment knob spinning easily between finger and thumb.

You simply move the two adjustment knobs.

Two adjustment knobs are used to secure the base to the receiver.

An adjustment knob or switch is set to measure current on the scale desired, usually ohms.

We learned one inescapable lesson: whatever the brand, you must experiment with the adjustment knobs to find the best setting.

In desperation he depressed buttons, flipped switches and turned adjustment knobs while glancing at the screen every second.

He fooled with the adjustment knobs long enough to finally pick up the waning blip of the alien ship again.

Next, adjust the plane iron by turning the adjustment knob.