Related Clues:

• Device that helps get the right pitch
• Speed __ (smartphone feature)
• Volume knob in a studio
• Call, old-style
• Pitch adjuster
• Face on older watches
• Pushbutton predecessor
• The "dial" in "Don't touch that dial"
• Anachronistic verb in the age of smartphones
• Phone keypad predecessor
• Face of a pressure gauge
• Soundboard control knob
• Pitch-fixing pro
• Rotary phone's rotary part
• Use a touch-tone keypad