Tektronix 7A26 plugin

TEKTRONIX 7S12 TDR SAMPLER. With S-52 and S-6 Heads. Very clean. Works great

Tektronix 7D01 16-Channel Logic Analyzer Plug-In - for the 7000-Series Scopes

TEKTRONIX 7D20 Programmable Digitizer Plug In BO40438

Tektronix 7L5 Spectrum Analyzer Plug-In Module 7000 Series w/ L3 installed

Vintage Tektronix Type 1A1 Dual-Trace Plug-In Unit #A - as/is

TEKTRONIX 7A13 DIFFERENTIAL COMPARATOR W/ ORG. MANUAL PLUG IN TESTED WORKING

1967 Tektronix Type O Plug-In Operational Amplifier 8 Tubes! For Tektronix 547