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when powered up. The glass envelope is about 2-5/16" in diameter and 6 inches tall, with the a total tube height of about 7-7/8 inches. It was first released by
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187:. Some current production 845 tubes have metal plates.
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114:Learn how and when to remove this message
253:This electronics-related article is a
209:in 1931. It saw extensive use in RCA
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48:adding citations to reliable sources
257:. You can help Knowledge (XXG) by
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228:845 @ The National Valve Museum
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172:in order to accommodate high
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168:is machined from solid
233:KRLA Broadcast History
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63:"845" vacuum tube
164:tube. Typically, the
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44:improve this article
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42:Please help
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179:(up to 100
177:dissipation
154:vacuum tube
104:August 2023
298:Categories
217:References
203:lightbulbs
162:modulation
74:newspapers
199:filaments
196:thoriated
130:A modern
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211:AM radio
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