Difference between revisions of "Victor 70C"
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The | The '''Victor 70C''' is a 4000 counts, CAT II handheld digital multimeter with USB connectivity. It is also sold as the [http://github.com/mvneves/victor70c#victor70c-software-for-linux EZA EZ-735]. | ||
See [[Victor 70C/Info]] for more details (such as '''lsusb -vvv''' output) about the device. | See [[Victor 70C/Info]] for more details (such as '''lsusb -vvv''' output) about the device. | ||
Revision as of 07:40, 6 December 2012
 | |
| Status | supported |
|---|---|
| Source code | victor-dmm |
| Counts | 4000 |
| IEC 61010-1 | CAT II |
| Connectivity | TODO |
| Measurements | TODO |
| Features | TODO |
| Website | china-victor.com |
The Victor 70C is a 4000 counts, CAT II handheld digital multimeter with USB connectivity. It is also sold as the EZA EZ-735.
See Victor 70C/Info for more details (such as lsusb -vvv output) about the device.
Hardware
- Fortune Semiconductor FS9922-DMM4 multimeter chip
- NXP HEF4066BT quadruple bilateral switches
- Microchip TC7660E charge pump DC-to-DC voltage converter
- Texas Instruments 27L2C precision dual op-amp
- Unknown USB interface chip (HID)
Note: the USB/HID chip is in the multimeter (not in the USB cable/connector) for this device. The device is connected to the PC using a standard USB cable (without any internal logic/chip).
Photos
Device, front
PCB, front
PCB, bottom
DMM/LCD chip
NXP HEF4066BT
Microchip TC7660E
TI 27L2C
LCD
Protocol
See Victor protocol.
Resources
- RoastLogger: Input Devices (Victor Victor 86B/86C support)
- Dave Ansell Science Communication: Victor 86C multimeter USB encoding for linux (PHP)
- victor86b-usb-interface: USB interface for Victor 86B Digital Multimeter using HIDAPI (see also here)
- Sparkfun: Victor 70C (manual, software)
- Github: victor70c (HIDAPI)
- Random review / photos