GLL-5-50 X GLM 50-27CG use the ts_calibrate utility available

use the ts_calibrate utility available in most ODROID distributions

critical for laboratory precision

while the R820T2 tuner provides low-noise amplification and frequency selectivity across the entire supported spectrum

Begin by setting up your development environment using the Sipeed K210 SDK or the MicroPython firmware

GLL-5-50 X GLM 50-27CG use the ts_calibrate utility availableGLL 5 50 X GLL 5 50 X Technical data Additional data Working range 15 m Working range with receiver 50 m Accuracy Horizontal laser line: + 0. 2 mm m ; Vertical laser lines: + 0. 3 mm m (*plus use dependent deviation) Tripod thread 5 8" Colour of laser line red Laser diode 630 650 nm, < 1mW Operating temperature 10 45 degreesC Storage temperature 20 70 degreesC Laser class 2 Working range of laser points, max. 5 m (bottom) Self levelling range + 3