Tektronix 7000-Series Plug-Ins

The absolute best value in test equipment has to be the 7000 series.  Lab grade equipment can be had for  cents on the dollar!  At these prices everyone can afford the good stuff.  Production date is determined from the majority of dated components.  

Equipment on this page gets a check for functionality, but is not cleaned up.  You get it with the stickers, dust, etc.  Any cosmetic defects (broken knobs, scratches on the face, etc) are noted where applicable.

Vertical Amplifier Plug-Ins

7A13 Differential Comparator Amplifier (all listed are LED type)

1. B225535
2. B236677
3. B238694
4. B239798
5. B242195
6. B244255
7. B245353
8. 103587, G 1984, $75
9. 103734, G, 1984, $75 

7A26 200 MHz 2-Channel Vertical Amplifier, highest bandwidth available with 1Mohm input impedance.  Selected nice units, approx 1983, Six available $ 55 each.

Time Base Plug-Ins

7B10 Time Base 

1. B020470, G, 1979 $ 110
2. B032484, mostly G, 1983 $ 110

7B53A Dual Time Base $ 49

1. B030740
2. B083058
3. B093475
4. B136633
5. B181880
6. B231014
7. B240540

7B80 / 7B85 Delayed Time Base / Delta Delaying Time Base, Approx 1980, $100 for the pair

7B92A Dual Timebase, A few left at $ 95 ea. 

Special Function Plug-Ins

7D11 Digital Delay

1. B061008,1974, F $35
2. B081457, 1977, G- $40
3. B102339, 1978, G, Tek cal'd 97 $45
4. B11310, 1979, G-, heavy dust accumulation,  $45
5. B114874, 1984, VG $60

7D15 Universal Counter/Timer

1. B050776, 1973, F $70
2. B071569, 1974, F $70
3. B124155, F $75
4. B124524, 1978, G- $85
5. B157825, 1983, G+ $90
6. B157932, 1983 VG $100

7S12 TDR Plug-In, fair cosmetic (not good), but working $ 100. ea.

7S12 TDR Plug-In, VG condition, and includes hard to find CRT graticule  $ 250

Junk Plug-Ins

Untested, very old and they look it.  Complete (no missing knobs, covers, etc) unless noted  While they last;

7B92 Timebases $ 40 ea

Untested older 7A26, 7B80, 7B85, 7D11, 7D13  4 for $100 (4 minimum)