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502: Difference between revisions
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Tek 502a rear.jpg|502A rear | Tek 502a rear.jpg|502A rear | ||
</gallery> | </gallery> | ||
== Third version 502A, serial number greater than 31,000 == | |||
<gallery> | |||
Tek 502a last generation attenuator.jpg|top side lower beam input amp and attenuator, bottom side of upper beam vert input board | |||
</gallery> | |||
[[Category:Dual beam scopes]] | [[Category:Dual beam scopes]] | ||
[[Category:Monolithic tube scopes]] | [[Category:Monolithic tube scopes]] | ||