further provides one or more control signals 626 to driver circuit 630 to produce desired operation of system 600 driver circuit 630 is typically implemented using any conventional analog and or digital circuitry to apply any number of control signals 632 a b 634 a b to produce light in lamp 602 in various embodiments driver circuit 630 and control circuitry 620 are incorporated within a single device or circuit and may be further combined with control electronics 105 for display 100 as described above lamp 602 is any bulb or other light source capable of producing fluorescent light resulting from electrical excitation of vaporous materials residing within channel 108 as described above in various embodiments lamp 602 suitably includes two or more electrode assemblies 604 a b that provide an interface between external sources of electrical energy and the gas or plasma residing within channel 108 in a conventional implementation electrode assemblies 604 a b each include two or more electrodes 612 a b 614 a b interconnected by one or more filaments 610 a b in the exemplary embodiment of fig6 for example one assembly 604 a includes two electrodes 606 a and 608 a interconnected by filament 610 a and the other assembly 604 b includes electrodes 606 a and 608 b interconnected by filament 610 b driver circuit 630 provides appropriate electrical signals 632 a b 634 a b that can be applied to electrodes 606 a b 608 a b respectively to produce light in a conventional embodiment an alternating current is applied across each filament 610 a b while a voltage difference is applied across channel.