7B10
The Tektronix 7B10 is a 1 GHz time base for 7000-series scopes, in particular, the 1 GHz 7104 (typically used with 7A29 vertical amplifiers and a 7B15 delaying time base).
In effect, the 7B15/7B10 pair are improved-speed versions of the 7B85/7B80.
Key Specifications
| Sweep | 200 ms/Div to 2 ns/Div in 1−2−5 sequence, ×10 magnifier down to 200 ps/Div, variable to ×2.5 |
|---|---|
| Excluded portions of sweep | None in 7104/R7103, first 5 ns in 78xx, 79xx mainframes |
| Trigger sensitivity | 0.5 Div (int) or 50 mV (ext) up to 250 MHz, 1.5 Div or 150 mV from 250 MHz to 1 GHz; HF SYNC mode: 0.3 Div or 75 mV, 250 MHz to 1 GHz |
| Trigger coupling | DC, AC (>30 Hz), AC HF REJ (30 Hz to 30 kHz), AC LF REJ (>50 kHz) |
| Trigger input | 50 Ω, max. 1 W average or 1 MΩ // 20 pF, max. 250 V DC+peak AC |
| Jitter | less than 30 ps at 1 GHz |
| Features |
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Internals
The trigger amplifier and switch function is performed by a 155-0160-00. The trigger is the 155-0150-00. Sweep control and lockout is performed by a 155-0149-00 or 155-0049-02.
Links
Pictures
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Tektronix 7B10, front
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Tektronix 7B10, front
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Tektronix 7B10, left side
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Tektronix 7B10, right side
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Tektronix 7B10 Block Diagram
Custom ICs used in the 7B10
| Page | Model | Part nos | Description | Designers | Used in |
|---|---|---|---|---|---|
| 155-0049-00 | M079G | 155-0049-00 • 155-0049-01 • 155-0049-02 | sweep control with lockout | Bill DeVey | 335 • 464 • 465 • 466 • 475 • 475A • 475M • 485 • 5B31 • 5B40 • 5B52 • 5B42 • 5B44 • 7B53A • 7B80 • 7B85 • 7B87 • 7B92A • 7B90P • 7B10 • 7B15 • SC502 • 7B42N • AN/USM-281C • 067-0657-00 |
| 155-0149-00 | 155-0149-00 | 155-0149-00 | sweep control | 7B10 • 7B15 | |
| 155-0150-00 | H473 | 155-0150-00 | trigger detector | Walt Ainsworth • Art Metz | 7904A • 7104 • 7B10 • 7B15 • 7B92A • SCD1000 |
| 155-0160-00 | M136 | 155-0160-00 | 1.5 GHz trigger amplifier and source select | Art Metz | 7B10 • 7B15 • 067-0587-02 • 067-0587-10 |