Modern SIM cards allow applications to be loaded when the SIM is in use by the subscriber. These applications communicate with the handset or a server using SIM application toolkit, which was initially specified by 3GPP in TS 11.14 (there is an identical ETSI specification with different numbering).
(Redirected from Voltage follower) A buffer amplifier (sometimes simply called a buffer) is one that provides electrical impedance transformation from one circuit to another. Two main types of buffer exist: the voltage buffer and the current buffer.
The Digital echo-charge is a voltage-follower, following the three-stage. charge modes of the Freedom Charger. This method protects the starter. battery from over-charging and ensures a long life for the battery. If using. another charge source, the Digital echo-charge will follow the charge. stages of the source.