PeakTech 3442
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 | |
| Status | planned |
|---|---|
| Counts | 50000 |
| Connectivity | BLE |
| Measurements | voltage, current, resistance, capacitance, diode, continuity, frequency, duty cycle, period, temperature |
| Features | autorange, true-rms, hold, min/max, peak, lowpass, relative, current loop, bargraph, backlight |
| Website | peaktech.de |
The PeakTech 3442 is a 50000 counts handheld digital multimeter with BLE connectivity. It is a rebranded CEM DT-987BT.
Hold the red MODE button to enable BLE communication.
Hardware
- HY3131 DMM chipset
- TI 385B-1.2 reference
- TI MSP430 MCU
- TI CC2541 BLE communication
Photos
Device, front
PCB, birds view
PCB, DMM chip
PCB, MCU and BLE
Protocol
TODO
- BLE notifications, RX only, serial-dmm style
- 19 byte DMM packets, yet to get determined how to parse
Resources
- TODO