AN/USM-488: Difference between revisions
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{{Oscilloscope Sidebar | | |||
title=AN/USM-488 | | |||
summary=100 MHz dual-trace portable scope | | |||
image=Tek an-usm-488 1.jpg | | |||
caption=AN/USM-488 | | |||
introduced=1985 | | |||
discontinued=(?) | | |||
manuals= | |||
* [http://w140.com/tektronix_an-usm-488-service_manual.pdf Tektronix AN/USM-488 Manual (PDF, OCR)] | |||
}} | |||
The '''AN/USM-488''' is an oscilloscope made my Tektronix for the US Department of Defense. | The '''AN/USM-488''' is an oscilloscope made my Tektronix for the US Department of Defense. | ||
It closely resembles a [[2235]]. | It closely resembles a [[2235]]. | ||
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:''Does it differ at all?'' | :''Does it differ at all?'' | ||
{{BeginSpecs}} | |||
{{Spec | Bandwidth | 90 MHz at 2 mV/Div, 100 MHz at 5 mV/Div and above; switchable 20 MHz limit }} | |||
{{Spec | Rise time | 3.9 ns at 2 mV/Div, 3.5 ns at 5 mV/Div and above }} | |||
{{Spec | Deflection | 2 mV/Div to 5 V/Div, 1−2−5, ±2%, and variable 2.5:1 }} | |||
{{Spec | Time base | 50 ns/Div to 500 ms/Div (B timebase to 50 ms/Div), 1−2−5, ×10 magnifier for fastest deflection of 5 ns/Div }} | |||
{{Spec | Input impedance | 1 MΩ // 20 pF }} | |||
{{Spec | Trigger sensitivity | 0.3 Div or 35 mV up to 10 MHz, 1 Div or 120 mV up to 60 MHz, 1.5 Div or 200 mV up to 100 MHz }} | |||
{{Spec | CRT | 80×100 mm² display area, P31 phosphor, 14 kV acceleration voltage }} | |||
{{Spec | Power | 90−250 V<sub>AC</sub>, 48 to 440 Hz, 40 W }} | |||
{{Spec | Size | 137 mm × 327 mm × 440 mm (5.4" × 12.9" × 17.3") }} | |||
{{Spec | Weight | 5.2 kg (11.5 lb) without accessories }} | |||
{{Spec | Features | | |||
* Delayed timebase | |||
* X−Y mode | |||
* Z input | |||
}} | |||
{{EndSpecs}} | |||
<gallery> | <gallery> | ||
Revision as of 12:20, 6 June 2019
The AN/USM-488 is an oscilloscope made my Tektronix for the US Department of Defense. It closely resembles a 2235.
- Does it differ at all?
Key Specifications
| Bandwidth | 90 MHz at 2 mV/Div, 100 MHz at 5 mV/Div and above; switchable 20 MHz limit |
|---|---|
| Rise time | 3.9 ns at 2 mV/Div, 3.5 ns at 5 mV/Div and above |
| Deflection | 2 mV/Div to 5 V/Div, 1−2−5, ±2%, and variable 2.5:1 |
| Time base | 50 ns/Div to 500 ms/Div (B timebase to 50 ms/Div), 1−2−5, ×10 magnifier for fastest deflection of 5 ns/Div |
| Input impedance | 1 MΩ // 20 pF |
| Trigger sensitivity | 0.3 Div or 35 mV up to 10 MHz, 1 Div or 120 mV up to 60 MHz, 1.5 Div or 200 mV up to 100 MHz |
| CRT | 80×100 mm² display area, P31 phosphor, 14 kV acceleration voltage |
| Power | 90−250 VAC, 48 to 440 Hz, 40 W |
| Size | 137 mm × 327 mm × 440 mm (5.4" × 12.9" × 17.3") |
| Weight | 5.2 kg (11.5 lb) without accessories |
| Features |
|
