A transaction processing system determines a payment source selected with the payment source selector, and processes the charge request based on the payment source selected by the payment source selector.

Choose your source volume from the Source selector.

The electronic device may include a source selector for controlling which power source supplies electric power to the power supply.

Choose your source volume from the Source selector.

A source selector connects the energy storage device to the array when the potential from the power source is less than a predetermined value.

A payment source selector is set upon receiving a payment source selection to indicate a selected one of the payment sources.

The amplifier features a power button, a source selector and a very wide potentiometer.

To use this amplifier’s operating mode, the source selection switch should be switched to the PRE IN position.

A transaction processing system determines a payment source selected with the payment source selector, and processes the charge request based on the payment source selected by the payment source selector.

A switch element (Q7) for controlling a rectification switch is arranged between a gate and a source of a rectification switch element (Q2).

Choose your source volume from the Source selector.

A bias source is also coupled to the mode selector switch and actuation of the mode selector switch into a mode two position couples the bias source to the adjustable cold/warm noise source.

The selector field of the source NSAP address must contain the echo-reply selector.

A selector (24) selectively couples the first light source (13) and the second light source (13) and the second light source (15) to the battery.

The electronic device may include a source selector for controlling which power source supplies electric power to the power supply.