THE GREAT MULLARD MAGIC BLOG
PHILIPS VALVE AGEING RACKS c1955
There has been much discussion over the merits and dangers in running up valves using precious valve testers rather than the safer option of using a powered rig for this...
PHILIPS VALVE AGEING RACKS c1955
There has been much discussion over the merits and dangers in running up valves using precious valve testers rather than the safer option of using a powered rig for this...
VALVE TYPES & MANUFACTURING TECHNIQUES (xxi) - ...
After passing the knock test, valves were passed to the main test bench and plugged into a test board where a specially designed eight position switch applied successively, appropriate voltages...
VALVE TYPES & MANUFACTURING TECHNIQUES (xxi) - ...
After passing the knock test, valves were passed to the main test bench and plugged into a test board where a specially designed eight position switch applied successively, appropriate voltages...
VALVE TYPES & MANUFACTURING TECHNIQUES (xix) - ...
And so the story continues.......... a couple of blog entries ago, we left the production process at the sealing stage at which point we had a sealed and functioning valve,...
VALVE TYPES & MANUFACTURING TECHNIQUES (xix) - ...
And so the story continues.......... a couple of blog entries ago, we left the production process at the sealing stage at which point we had a sealed and functioning valve,...