THE GREAT MULLARD MAGIC BLOG
BURGLAR ALARMS HAVE COME A LONG WAY
Don't you just love this picture from 1952 that shows an electric eye sensor connected to a burglar alarm. There are so many things that are quaint about this picture,...
BURGLAR ALARMS HAVE COME A LONG WAY
Don't you just love this picture from 1952 that shows an electric eye sensor connected to a burglar alarm. There are so many things that are quaint about this picture,...
THE WORLD IS GOING BALLISTIC
The term ballistic describes the flight of an object through space, however, this same term is colloquially used to describe someone being extremely and unusually excited anxious or angry. ...
THE WORLD IS GOING BALLISTIC
The term ballistic describes the flight of an object through space, however, this same term is colloquially used to describe someone being extremely and unusually excited anxious or angry. ...
QRP IN 1936
We all love our "tuna tin' transmitters and other QRP paraphinalia but low power is nothing new as you can see from this charming advert from 1936. There again large wattages...
QRP IN 1936
We all love our "tuna tin' transmitters and other QRP paraphinalia but low power is nothing new as you can see from this charming advert from 1936. There again large wattages...
THE MATCHED PAIR
Some valvemen ( and women) are always going on about matched pairs and typically they mean valves, but, look at this advertisement from 1931 from Junit, in this case the...
THE MATCHED PAIR
Some valvemen ( and women) are always going on about matched pairs and typically they mean valves, but, look at this advertisement from 1931 from Junit, in this case the...
ALL ABOUT SYLVANIA SARONG CATHODE COATINGS
In 1959, Sylvania made much of their new technology cathode coating process which they termed 'Sarong'. The coating was characterised by an enhanced surface smoothness which to a certain...
ALL ABOUT SYLVANIA SARONG CATHODE COATINGS
In 1959, Sylvania made much of their new technology cathode coating process which they termed 'Sarong'. The coating was characterised by an enhanced surface smoothness which to a certain...
WAR & AMATEUR RADIO
As the winds of war potentially blow across Europe, I am reminded not only of Herman Wouk but also of what happened in the USA 105 years ago, during wartime,...
WAR & AMATEUR RADIO
As the winds of war potentially blow across Europe, I am reminded not only of Herman Wouk but also of what happened in the USA 105 years ago, during wartime,...