531: Difference between revisions

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33 bytes added ,  21 May 2012
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and [[introduced in 1959|superseded in 1959]] by the Type 531A,
and [[introduced in 1959|superseded in 1959]] by the Type 531A,
which has more convenient controls and a slightly faster (15MHz) vertical amplifier.
which has more convenient controls and a slightly faster (15MHz) vertical amplifier.


There is also a rack-mount 531A, Type RM31A.   
There is also a rack-mount 531A, Type RM31A.   
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<gallery>
<gallery>
Image:531_early_1.jpg|early 531
Image:rm31a.jpg|RM31A
Image:rm31a.jpg|RM31A
Image:Tek 531a on cart.JPG|531A on cart
Image:Tek 531a on cart.JPG|531A on cart
</gallery>
</gallery>
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