“Tip & Ring” or “ring detector” Multilayer Ceramic Chip Capacitors are designed as a standard telecom filter to block -48 Volts DC telephone line voltage and pass subscriber’s AC signal pulse (16 to 25Hz, 70 to 90Vrms). Tip & Ring Learn More Tip & Ring LeadTermination “B” Learn More Back to Top PRODUCT CATALOGS High Voltage Ceramic Capacitors Single Layer Ceramic Capacitors Surface Mount Ceramic Capacitor Products Advanced Ceramic Capacitors for Power Supply Accu-P® RF Microwave/Thin Film Products MORE Discontinued / Product Changes (PCN)