Answer:

dial

Answer	Crossword Clue
DIAL	Good serve
DIAL	Obsolescent phone part
DIAL	Push-button predecessor

DIAL	Obsolete phone verb
DIAL	"... M For Murder"
DIAL	Call up, the old way
DIAL	Early phone feature
DIAL	Knob
DIAL	Old telephone part
DIAL	Tuner knob
DIAL	Old phone feature

DIAL	Soap brand
DIAL	Volume controller
DIAL	Control knob
DIAL	Call up
DIAL	Tuner
DIAL	Face with hands
DIAL	Combination lock part
DIAL	Pre-digital face

DIAL	Remote forerunner
DIAL	Volume adjuster
DIAL	Grandfather's face?
DIAL	Gauge face
DIAL	Radio control
DIAL	Clock face
DIAL	Dimmer switch, often
DIAL	"Don't touch that ...!"

DIAL	Remote ancestor?
DIAL	Use a retro phone, say
DIAL	Clock part
DIAL	Ivory alternative
DIAL	Call, in a way
DIAL	Call, formerly
DIAL	Old calling aid
DIAL	"Don't touch that ..!"

DIAL	Watch face
DIAL	Irish Spring competitor
DIAL	Old timepiece
DIAL	Regulating gadget
DIAL	Watch part

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.