| Subject | English | German |
| tech. | aircraft call signal | Luftfahrzeugrufzeichen |
| commun. | call accepted signal | Rufannahme-Zeichen |
| IT | call confirmation signal | Anrufbestätigung |
| el. | call connected signal | Verbundensignal |
| commun. | call connected signal | Freizeichen (TTY) |
| telecom. | call connected signal | Teilnehmermeldung |
| el. | call control signal | Steuersignal |
| el. | call control signal | Überwachungssignal |
| commun. | call control signal | Steuerkennzeichen |
| el. | call control signal | Rufüberwachungssignal |
| commun. | call not accepted signal | Rufabweisung |
| telegr. | call not accepted signal | Rufabweisungssignal |
| el. | call operator signal | Anrufsignal für Bediener |
| commun. | call progress signal | Netzmeldung |
| commun. | call progress signal | Verbindungsaufbausignal |
| el. | call progress signal | Dienstsignal |
| el. | call progress signal | Dienstmeldung |
| el. | call progress signal | Anruf-im-Aufbau-Signal |
| commun., amer. | call progress signal | Dienstsignal (ISDN) |
| commun. | call progress signal block | Dienstsignalblock |
| commun., amer. | call promotion signal | Verbindungsaufbausignal |
| commun., amer. | call promotion signal | Dienstsignal |
| tech. | call signal | Peilzeichen |
| comp. | call signal | Meldeanrufzeichen |
| tech. | call signal | Rufmeldung |
| busin. | call signal | Rufzeichen |
| tech. | call signal | Rufinformation |
| comp. | call signal | Rufsignal |
| tech. | call signal | Weckzeichenweitergabe |
| commun., mech.eng. | call signal | Wecklaeuten |
| tech. | call signal | Rufzeichen (telegraphy) |
| econ. | call signal | Rufsignalisierung |
| tech. | call signal | Funkrufzeichen (radio) |
| tech. | call signal | Anrufzeichen |
| tech. | call signal apparatus | Anrufapparat |
| tech. | call signal battery | Rufbatterie |
| construct. | call signal device | Rufanlage |
| construct. | call signal device | Signalrufanlage |
| telecom. | call signal edge | Anrufflanke |
| tech. | call signal of a radio-beacon | Funkfeuerkennung |
| tech. | call signal receiver | Rufauswerter |
| gen. | call waiting signal | Anklopfton |
| tech. | call-accepted signal | Rufannahme |
| gen. | call-accepted signal | Rufannahmesignal |
| telecom. | call-arrival signal | Rufzeichen |
| telegr. | call-connected signal | Verbunden-Signal |
| el. | call-connected signal | Verbundensignal |
| commun., IT | call-failure signal | Fehlanrufsignal |
| el. | calling line identification signal | rufende Anschlusskennung |
| el. | calling line identification signal | Anschlusskennung der rufenden Station |
| commun., transp. | calling on signal | Rangiersignal |
| commun., transp. | calling-on signal | Anrufzeichen |
| el. | call-in-progress signal | Dienstmeldung |
| el. | call-in-progress signal | Anruf-im-Aufbau-Signal |
| el. | call-in-progress signal | Dienstsignal |
| commun. | call-not accepted signal | Rufabweisung |
| telecom. | call-not-accepted signal | Rufabweisung |
| gen. | call-not-accepted signal | Rufabweisungssignal |
| commun., transp. | call-on signal | permissives Signal |
| railw., sec.sys. | call-on signal | Einrücksignal |
| mech.eng., construct. | calls above signal | "Obere Rufe"-Anzeiger für Fuehrer |
| mech.eng., construct. | calls above signal | "Obere Rufe"-Anzeiger für Liftier |
| mech.eng., construct. | calls below signal | "Untere Rufe"-Anzeiger für Fuehrer |
| mech.eng., construct. | calls below signal | "Untere Rufe"-Anzeiger für Liftier |
| commun. | call-signal device | Rufvorrichtung |
| commun. | call-signal device | Weckvorrichtung |
| commun. | call-signal device | Rufanlage |
| el. | end-of-call signal | End-of-Call-Signal |
| el. | end-of-call signal | Anrufendesignal |
| commun. | incoming-call signal light | Anrufschauzeichen |
| commun. | invalid selection call progress signal | ungültige Rufnummer-Signalfortführung |
| commun. | invalid selection call progress signal | ungültige Anruf-Signalfortführung |
| commun. | light-signal call system | Lichtrufanlage |
| tech. | long-distance call signal | Fernleitung |
| tech. | long-distance call signal | Weitverkehrsleitung |
| tech. | long-distance call signal | Fernanrufzeichen |
| el. | operator call-in signal | Anrufsignal für Bediener |
| telecom. | operator call-in signal | Bedienereintretzeichen |
| telecom. | trunk call signal | Fernkennzeichen |
| tech. | trunk call signal | Fernanrufzeichen |
| el. | uncontrolled not ready call progress signal | zur automatischen Weiterleitung nicht bereites Anrufsignal |
