The Tektronix 5B12N is a 1 μs (100 ns with magnifier) dual time base for 5000-series scopes.

Tektronix 5B12N
dual time base plug-in
Tektronix 5B12N

Compatible with 5000-series scopes

Produced from 1971 to 1991

Manuals
(All manuals in PDF format unless noted otherwise)

Key Specifications

Sweep rates A: 1 μs/Div to 5 s/Div (1−2−5, 100 ns with ×10 magnification), or external voltage; B: 200 ns/Div to 500 ms/Div (1−2−5)
Trigger 0.4 Div or 200 mV @ 1 MHz, 0.6 Div or 200 mV @ 2 MHz
External trigger input +5 V to –5 V level; 1 MΩ // 70 pF; max. 350 V (DC + peak AC)
External X input 50 mV/Div or 500 mV/div calibrated, variable to 5 V/Div; DC ≥1 MHz; 1 MΩ // 70 pF; max. 350 V (DC + peak AC)
Delay time 0.2–10.2 × time/Div setting, 1% to 0.5 s/Div, 2% up to 5 s/Div
Jitter ≤1 part per 20,000 of 10x the time/Div setting
Features
  • Dual delayed timebase
  • External trigger inputs for main timebase
  • Independent position controls for each timebase
  • X-Y mode

Links

Documents Referencing 5B12N

Document Class Title Authors Year Links
Tekscope 1971 V3 N2.pdf Article The Low-Frequency Oscilloscope Goes Plug-in Jerry Shannon Ahne Oosterhof 1971
Tekscope 1979 V11 N3.pdf Article Simultaneous X-Y, Y-T Displays Using a 5100-Series Oscilloscope Les Hurlock 1979

Pictures

Components

Some Parts Used in the 5B12N

Part Part Number(s) Class Description Used in
155-0028-00 155-0028-00 155-0028-01 155-0042-00 155-0042-01 155-0042-02 155-0042-03 Monolithic integrated circuit Miller integrator and delay pickoff 5030 R5030 5031 R5031 1401 1401A 1480 1481 1482 1485 26G1 26G2 26G3 314 335 432 434 4701 5B10N 5B12N 5B31 5B40 5B42 5S14N 7B52 7B53A 7B53N 7L12 7L13 7L14 7L18 7S14 AN/USM-281C RG501 Telequipment D63 Telequipment DM63
155-0048-01 155-0048-00 155-0048-01 155-0055-00 155-0055-01 Monolithic integrated circuit trigger sweep 211 212 213 214 432 433 5B12N 5B13N 5L4N 603 604 605 606 606A 607 624 SC501 R7912
155-0056-00 155-0056-00 155-0056-01 Monolithic integrated circuit sweep control 26G1 26G2 26G3 314 4701 5B10N 5B12N 5S14N 7L5 7L12 7L13 7L14 7L18 7S14 RG501 Telequipment D63 Telequipment DM63