Terms containing frequency signal

Subject	English	German
commun., IT	audio frequency signalling	Zeichengabe mit Tonfrequenz
commun.	frequency exchange signalling	springende Frequenzumtastung
commun.	frequency shift signalling	gleitende Frequenzumtastung
commun.	frequency shift-signalling	Frequenzumtastung
commun., IT	frequency-keying signalling	Zweifrequenzumtastung
el.	multi-frequency signalling system	Mehrfrequenzsignalisierungssystem
commun.	single-frequency signalling	Einfrequenz-Tonwahl
IT	single-frequency signalling	Einzelfrequenz-Signalisierung
el.	single-frequency signalling equipment	Signalisiereinheit für das Einfrequenzwahlverfahren
commun.	two-frequency signalling	Zweifrequenz-Tonwahl