Difference between revisions of "HP 3457A"
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(It's official. sigrok now supports the 3457A) |
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The '''Hewlett-Packard 3457A''' is a 7.5 digits (30300000 counts) bench digital multimeter with GPIB connectivity. | The '''Hewlett-Packard 3457A''' is a 7.5 digits (30300000 counts) bench digital multimeter with GPIB connectivity. | ||
== Hardware == | |||
* '''Precision Subsurface Zener Voltage reference''': [http://cds.linear.com/docs/en/datasheet/199399fc.pdf Linear Technology LM399] | |||
* '''Analog board microprocessor''': Intel 8051 | |||
* '''Digital board microprocessor''': Motorola 6800 | |||
== Resources == | |||
* [https://www.eevblog.com/2013/02/20/eevblog-426-hp-3457a-multimeter-teardown/ EEVBlog teardown of the 3457A] | |||
[[Category:Device]] | |||
[[Category:Multimeter]] | |||
[[Category:Supported]] | |||
Revision as of 17:57, 30 March 2016
 | |
| Status | supported |
|---|---|
| Source code | hp-3457a |
| Counts | 30300000 |
| IEC 61010-1 | 450V p-p max |
| Connectivity | GPIB |
| Measurements | voltage, current, resistance, frequency, period |
| Features | autorange, readings memory, four-wire resistance |
| Website | keysight.com |
The Hewlett-Packard 3457A is a 7.5 digits (30300000 counts) bench digital multimeter with GPIB connectivity.
Hardware
- Precision Subsurface Zener Voltage reference: Linear Technology LM399
- Analog board microprocessor: Intel 8051
- Digital board microprocessor: Motorola 6800