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Maand: maart 2017

The outdoor backpack

Today I finished the qrp backpack. First I made the pieces of wood i needed….. well before i write a boring story. Here are the pictures.     3x 20m 4mm line to put the antenna in the trees. Quick lock hooks also for mounting antennas. It needs some detailing but the basics are here and it works. Even made a qso on 20m on batteries as test. I hope the next pictures will be […]

Field kit backpack.

I wanted a field backpack for ages.  Yesterday i figured i could reuse the sem35 pack. So i started drawing to see how it would all fit in. Stil in the drawing stage. But here is a glimps.  It will fit a batterij 12v 5 or 7amps. The ft-817nd, LDG Z817 and my wire antennes.  Also it will have the PL on the front and a charge socket with a switch to select On (batt […]

LoraWan TTN Gateway

I moved on with the LoraHat i Got => https://www.pd5wl.nl/2016/12/07/first-steps-in-the-things-network/ I made a LoraWan GW based on LMIC on a Raspberry Pi 2B. There is so much written about it I’ll just post some pics and the links to where I got my info. The Hardware: Raspberry Pi 2B 8Gb Mirco SD Dragino LoraHat Ronde Patch 868 mhz Antenne The how to’s: http://wiki.dragino.com/index.php?title=Use_Lora/GPS_HAT_%2B_RaspberryPi_to_set_up_a_Lora_Node https://github.com/tftelkamp/arduino-lmic-v1.5  

Lora gps tracker

For my scouts group I wanted a way to track one of the boats. So i got my self some hardware and started to build a tracker. Hardware used: Arduino Uno Blox Neo 6M Gps module Dragino lorashield Some wires First step was to make it communicate with TTN. I had some help from PH2LB with the software. The result is the coordinates in the payload in the TTN console. The prototype was on a Mega2560 […]