TeleMetrum v3.0

The currently shipping version of TeleMetrum is v4.0.

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 200-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