|
|

Ongoing test with an HID uplighterMax
|
|
|

Lamp coupling experimentMax
|
|
|

Porcelain B22d-3 lampholderRia
|
|
|
|

Testing a rare white sodium lampMax
|
|

Deuterium reference lamp systemMax
|
|

Deuterium source lamphouseMax
|
|

Deuterium lamp in operationMax
|
|

Four Aspect Railway signal sequenceRia
|
|

Lamp test setupMax
|
|

General test setupMax
|
|

Now for summat completely different...Sammi
|
|

Ballast cooling fan Mk ISammi
|
|

Capacitive influenceMax
|
|

Sparks in a XenecoMax
|
|

Running high-voltage discharge lamps on 230 V mainsMax
|
|
|
|

Martindale FL30 Lamp TesterRia
|
|

Base for Osram-GEC 280W SOI/H LampRia
|
|

Spectral evolution of a sodium lampMax
|
|

Emission spectrum of mercury lamps versus pressureMax
|
|

Solar spectrumMax
|
|

Homemade sky beamerMax
|
|
|
|

Royal Ediswan 100CP Pointolite Lamp - CircuitRia
|
|

3-way E26 lampholderRia
|
|
|
|