THE GREAT MULLARD MAGIC BLOG
WHAT'S INSIDE A VALVE? (iv)
Let's look at the CATHODE today. Of the two types of CATHODE construction we commonly see, I am today going to describe just one - the directly heated cathode. ...
WHAT'S INSIDE A VALVE? (iv)
Let's look at the CATHODE today. Of the two types of CATHODE construction we commonly see, I am today going to describe just one - the directly heated cathode. ...
WHAT'S INSIDE A VALVE? (iii)
Let's look at the PINCH today. The PINCH is something borrowed from incandescent lamp manufacture and is where lead-in wires pass through a valve envelope in a cleverly wedge shaped...
WHAT'S INSIDE A VALVE? (iii)
Let's look at the PINCH today. The PINCH is something borrowed from incandescent lamp manufacture and is where lead-in wires pass through a valve envelope in a cleverly wedge shaped...
WHAT'S INSIDE A VALVE? (ii)
Continuing our journey to look at what's inside a valve, today we are going to look a little further at our EL37 pentode with the envelope broken open. After a...
WHAT'S INSIDE A VALVE? (ii)
Continuing our journey to look at what's inside a valve, today we are going to look a little further at our EL37 pentode with the envelope broken open. After a...
WHAT'S INSIDE A VALVE? (i)
I thought I would write a series of blog articles on what is inside a valve. Famously, the head of Mullard UK, the ex-Philips SS Eriks once stated that the...
WHAT'S INSIDE A VALVE? (i)
I thought I would write a series of blog articles on what is inside a valve. Famously, the head of Mullard UK, the ex-Philips SS Eriks once stated that the...
ASK FOR A DEMONSTRATION OF MY UNDYS!
What do you think about the marketing strategy used in the early 1930's - would you like to see my undys? I used a similar line with Mrs...
ASK FOR A DEMONSTRATION OF MY UNDYS!
What do you think about the marketing strategy used in the early 1930's - would you like to see my undys? I used a similar line with Mrs...
THE MULLARD WORLD SERIES OF TELEVISION VALVES
The advances in television since WW2 and the extension of the British TV service and indeed those of other countries brought with it the necessity to develop a more effective...
THE MULLARD WORLD SERIES OF TELEVISION VALVES
The advances in television since WW2 and the extension of the British TV service and indeed those of other countries brought with it the necessity to develop a more effective...