
DMS-100 ringing overview 1-29
DMS-100 Family DMS-100 Ringing System BASE15 and up
United Kingdom ringing
United Kingdom ringing is ring type C3C, based on a total cycle time of 3.0 s.
Standard United Kingdom ringing is ring code 0, shown in the following table.
There are only ten different ring codes used in United Kingdom ringing. All
ten United Kingdom ringing patterns are described in the following figure.
Table 1-3 Standard United Kingdom Ringing
Ring code ON OFF ON OFF
0 0.4 s 0.2 s 0.4 s 2.0 s
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