5B12N

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

Specifications

• time base 'A' sweep rates: 1  μs/div to 5 s/div
• time base 'A' sweep accuracy (unmagnified): 3% from 1  μs/div to 1 s/div, 4% at 2 s/div and 5 s/div
• time base 'B' sweep rates: 0.2  μs/div to 0.5 s/div
• time base 'B' sweep accuracy (unmagnified): 3% from 1  μs/div to 0.1 s/div, 4% at 0.2  μs/div, 0.5  μs/div, 0.2 s/div and 0.5 s/div
• internal triggering sensitivity: 0.4 div at 1 MHz, 0.6 div at 2 MHz
• external triggering sensitivity: 200 mV at 1 MHz, 200 mV (also) at 2 MHz
• external trigger input impedance: 1  MΩ in parallel with 70 pF
• external trigger maximum input voltage (DC + peak AC): 350 V
• external trigger level range: +5 V to -5 V
• external horizontal mode deflection factor: 50 mV/div and 500 mV/div, calibrated
• external horizontal mode bandwidth: DC to at least 1 MHz
• external horizontal mode input impedance: 1 MΩ in parallel with 70 pF
• external horizontal mode maximum input voltage (DC + peak AC): 350 V
• delay time accuracy (1  μs/div to 0.5 s/div): 1%
• delay time accuracy (1  s/div to 5 s/div): 2%
• delay time range: 0.2 to 10.2 time the time/div setting
• delay time multiplier incremental linearity: 0.2%
• jitter: 1 part per 20,000 of 10x the time/div setting

Pictures

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  5A14N, 5A13N, and 5B12N

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