545: Difference between revisions

375 bytes added ,  10 October 2021
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(Vertical amp fuse S/N)
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Rm545b.JPG  |RM545B
Rm545b.JPG  |RM545B
</gallery>
</gallery>
{{Parts|545}}
{{Parts|RM45}}
{{Parts|545A}}
{{Parts|545B}}
{{Parts|RM545B}}
There were also rack-mount versions.  Types RM41 and RM45 were introduced in October 1957]],
Types RM41A and RM45A were [[introduced in 1959|introduced in May 1959]] simultaneously with their bench counterparts, and the rackmount Type RM545B or R545B was introduced at the same time as Type 545B.