7B51

Manuals – Specifications – Links – Pictures

The Tektronix 7B51 is a 100 MHz delaying timebase for 7000-series scopes. The matching non-delaying timebase is the 7B50.

The task of designing the 7B51 was inherited and completed by Murlan Kaufman.

Key Specifications

Sweep	5 s/Div to 50 ns/Div in 1−2−5 sequence, ×10 magnifier down to 5 ns/Div, variable down to 12.5 s/Div
Excluded portions of sweep	None in 7700-series, first 50 ns with magnifier
Trigger sensitivity	0.3 Div (int) or 150 mV (ext) up to 10 MHz, 1.5 Div or 750 mV from 10 MHz to 100 MHz
Trigger coupling	DC, AC (>16 Hz), AC HF REJ (16 Hz to 100 kHz), AC LF REJ (>75 kHz)
Trigger input	1 MΩ // 20 pF max. 500 V DC+peak AC
Jitter	less than 1 ns at 75 MHz
Trigger Modes	Peak-Peak Auto, Auto, Norm, Single Sweep
Variable time delay accuracy	1% (0.5 ms/Div to 1 μs/Div)
Variable time delay multiplier Linearity	within 0.2%

Pictures

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