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Tek-7844-vmode-back.jpg | Vertical mode switch board, back side | Tek-7844-vmode-back.jpg | Vertical mode switch board, back side | ||
Tek-7844-vmode-back-detail.jpg | Vertical mode switch board, back side (detail) | Tek-7844-vmode-back-detail.jpg | Vertical mode switch board, back side (detail) | ||
</gallery> | |||
===Option 22=== | |||
<gallery> | |||
Tek 7844 with Opt 22.jpg | An 7844 with option 22 (board right of the readout). | |||
Tek 7844 Opt 22 board 1.jpg | Opt. 22 board | |||
Tek 7844 Opt 22 board 2.jpg | Readout board (l), Opt. 22 board (r) | |||
Tek 7844 Opt 22 board 3.jpg | Opt. 22 board | |||
</gallery> | </gallery> | ||