PeakTech 3442

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PeakTech 3442
Peaktech-3442-front.png
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

Protocol

TODO

  • BLE notifications, RX only, serial-dmm style
  • 19 byte DMM packets, yet to get determined how to parse

Resources

  • TODO