THE GREAT MULLARD MAGIC BLOG

"Please Mister, can we play with your valve tester?"

"Please Mister, can we play with your valve tes...

Picture this, its the 2025 North West Audio Show and two chaps have timidly entered the Orange Amps demo room.... Well, we sidled into the demonstration room under the stern...

"Please Mister, can we play with your valve tes...

Picture this, its the 2025 North West Audio Show and two chaps have timidly entered the Orange Amps demo room.... Well, we sidled into the demonstration room under the stern...

SIVCRED & THE COMMON VALVE OR CV NUMBERING SYSTEM -

SIVCRED & THE COMMON VALVE OR CV NUMBERING SYST...

OK, previous blog entries have described the “3 Services” legacy valve numbering systems as well as the GPO numbering system and as we have seen there was little if no...

SIVCRED & THE COMMON VALVE OR CV NUMBERING SYST...

OK, previous blog entries have described the “3 Services” legacy valve numbering systems as well as the GPO numbering system and as we have seen there was little if no...

CV NUMBERS AND UK MILITARY DATE AND FACTORY CODES

CV NUMBERS AND UK MILITARY DATE AND FACTORY CODES

I have just received an e-mail asking for details of military valve markings so here's a little primer for anyone who might have a similar interest. Valves used by the...

CV NUMBERS AND UK MILITARY DATE AND FACTORY CODES

I have just received an e-mail asking for details of military valve markings so here's a little primer for anyone who might have a similar interest. Valves used by the...