TeleMetrum V2

TeleMetrum V2
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$300.00


Product Information
Specification

Features

User View

  • Recording altimeter for model rocketry
  • Supports dual deployment (can fire 2 ejection charges)
  • 70cm ham-band transceiver for telemetry downlink
  • Barometric pressure sensor good to 100k feet MSL
  • 1-axis 105-g accelerometer for motor characterization
  • On-board, integrated GPS receiver
  • On-board non-volatile memory for flight data storage
  • USB for power, configuration, and data recovery
  • Integrated support for LiPo rechargeable batteries
  • Uses LiPo to fire e-matches, can be made to support separate pyro battery
  • 2.75 x 1 inch board designed to fit inside 29mm airframe coupler tube

Developer View

  • Hardware Features of v2.0
    • ST Micros STM32L151 ARM Cortex M3 based Microcontroller
    • TI CC1120 High Performance RF Transceiver for Narrowband Systems
    • 150mA 3.3V LDO regulator
    • Winbond W25Q64CV serial flash memory
    • u-blox MAX-7Q GPS receiver
      • on-board passive patch antenna
      • async serial interface
    • Measurement Specialties MS5607 Micro Altimeter Module
      • Wide range — 120kPa to 1kPa (approximately -1500m to 31000m)
      • High precision — 2.4Pa resolution (approximately 20cm at sea level)
      • Factory calibrated.
    • Freescale MMA6555 Single Axis SPI Intertial Sensor
      • +- 105g full-scale
      • on-chip 12-bit digitizer
  • Software Features
    • Written mostly in C with some ARM assembler
    • Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash
    • USB serial emulation for "console" interface
  • Tools Used
    • gEDA for schematic capture and PCB layout
  • Licenses

Compared with the v1 series, v2 includes a better GPS (uBlox vs Skytraq), higher power radio (40mW instead of 10mW), wider range and more precise pressure sensor (100k' MSL vs 45k' MSL), larger on-board storage (8MB vs 2MB), more precise, wider range accelerometer (12 bits instead of 10 bits, 105g instead of 70g) and faster processor (32-bit ARM instead of 8-bit 8051).

Product Code 1524
Stock Level 2
Condition New
Weight 0.25Lb

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