B7G was a 7-pin base used on miniature all-glass [[Glossary:Valve|valves]].

B9A was a 9-pin base used on miniature all-glass [[Glossary:Valve|valves]].

A valve radio which has seen much use may benefit from new valves. These may be available on eBay, particularly the miniature all-glass types

...alve]] base with a keyed spigot, used on older and larger [[Glossary:Valve|valves]], and often referred to simply as "octal".

...required by [[Glossary:Valve|valve]] equipment to heat the cathodes of the valves. A common value is 6.3V.

...ldest radios you might come across use [[Special:MyLanguage/Glossary:Valve|valves]]. Individual components are wired together rather than being mounted on a

De oudste radio's die u kunt tegenkomen maken gebruik van [[Glossary:Valves|buizen]]. Afzonderlijke componenten zijn aan elkaar gekoppeld in plaats van

...ors of different kinds, and outputs through which it can control switches, valves, motors, pumps etc in order for the machine or industrial process to operat

.... The various components (resistors, capacitors, coils and transistors, or valves in a vintage radio) are strung between the two. As a rough guide then, poin

The oldest radios you might come across use [[Glossary:Valve|valves]]. Individual components are wired together rather than being mounted on a ...nal Octal base with 8 pins and a central keyed spigot. Miniature all glass valves very largely displaced these in the post-war period.

...ldest radios you might come across use [[Special:MyLanguage/Glossary:Valve|valves]]. Individual components are wired together rather than being mounted on a A valve radio which has seen much use may benefit from new valves. These may be available on eBay, particularly the miniature all-glass types

De oudste radio's die u kunt tegenkomen maken gebruik van [[Glossary:Valves|buizen]]. Afzonderlijke componenten zijn aan elkaar gekoppeld in plaats van

...m the mains through a resistor capable of dissipating 10 or 20W of power. (Valves intended to be used like this commonly have type numbers starting with P or

In the 1950's and 60's, FM radios using valves often had a "magic eye" tuning indicator. This was a valve in which the ele