Tektronix 7A26 Dual Trace Amplifier Vertical Plug-in for 7000-series scop

Tektronix 7A26 Dual Trace Amplifier Scope Plug In Unit Module

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #1

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #4

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #9

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #19

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #12

Tektronix 7A26 Dual Trace Amplifier Plug In Unit #15