647A: Difference between revisions
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{{Oscilloscope Sidebar |manufacturer=Tektronix | {{Oscilloscope Sidebar | ||
|manufacturer=Tektronix | |||
model= 647A | |model=647A | ||
summary=100 MHz scope | | |summary=100 MHz scope | ||
image=Tek 647a trace5.jpg| | |image=Tek 647a trace5.jpg | ||
caption=647A front view | | |caption=647A front view | ||
introduced=1967 | | |introduced=1967 | ||
discontinued=1974 | | |discontinued=1974 | ||
manuals= | |manuals= | ||
* [http://bama.edebris.com/download/tek/647a/tek%20647a.djvu Tektronix 647A Manual] (DjVu @ BAMA) | |||
* [[Media:Tek 647a fcp feb 1967.pdf|Tektronix 647A Factory Calibration Procedure, February 1967]] | |||
* [http://bama.edebris.com/download/tek/647a/tek%20647a.djvu Tektronix 647A Manual (DjVu) | * [[Media:Tek 647a cal outline.pdf|Tektronix Type 647 and 647A Calibration Outline]] (OCR) | ||
* [[Media:Tek 647a fcp feb 1967.pdf|Tektronix 647A Factory Calibration Procedure, February 1967 | |||
* [[Media:Tek 647a cal outline.pdf|Tektronix Type 647 and 647A Calibration Outline ( | |||
}} | }} | ||
The '''Tektronix 647A''' is an improved version of the [[647]], | The '''Tektronix 647A''' is an improved version of the [[647]], with the main enhancement being doubling the bandwidth to 100 MHz. | ||
with the main enhancement being doubling the bandwidth to 100 MHz. | |||
Tek also introduced three new plug-ins with the 647A. | Tek also introduced three new plug-ins with the 647A. | ||
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{{Spec | Bandwidth | DC to 100 MHz (≤ 3 dB) with [[10A2A|Type 10A2A plug-in]] }} | {{Spec | Bandwidth | DC to 100 MHz (≤ 3 dB) with [[10A2A|Type 10A2A plug-in]] }} | ||
{{Spec | Rise time | 3.5 ns }} | {{Spec | Rise time | 3.5 ns }} | ||
{{Spec | | {{Spec | Acceleration voltage | 14 kV}} | ||
{{Spec | Screen Area | 6 cm × 10 cm}} | {{Spec | Screen Area | 6 cm × 10 cm}} | ||
{{Spec | Power | 108/115/122/216/235/244 V<sub>AC</sub> ±10%,selected via primary voltage selector and voltage range selector switches, 50 Hz to 60 Hz; 185W with [[10A2]] & [[11B2]] plug-in }} | |||
{{Spec | Operating Temperature | -30 C° to +65 C°}} | {{Spec | Operating Temperature | -30 C° to +65 C°}} | ||
{{Spec | Cooling (only Rack-Variant) | AC Fan }} | |||
{{Spec | Thermal Protection | Automatic resetting thermal cutout, in case internal temperature exceeds safe operating level }} | |||
{{Spec | Construction | Aluminum alloy chassis. Anodized front panel}} | {{Spec | Construction | Aluminum alloy chassis. Anodized front panel}} | ||
{{Spec | Weight| 40.5 lbs / 18.4 kg }} | {{Spec | Weight| 40.5 lbs / 18.4 kg }} | ||