LoRa™ Expansion Board for Raspberry Pi LoRa Selection (N = Null):(CE1) 915Mhz & (CE0) 915Mhz AIS (automatic identification system) is

AIS (automatic identification system) is an automatic tracking system for ships

Dual channel receiver

After 24 hours with no GPS signal the unit reverts to being a Stratum 16 time source

The MAX-8 family delivers all the benefits of the u-blox 8 GPS platform in a more compact form factor than ever before: high-sensitivity

LoRa™ Expansion Board for Raspberry Pi LoRa Selection (N = Null):(CE1) 915Mhz & (CE0) 915Mhz AIS (automatic identification system) isLoRa Expansion Board for Raspberry Pi with HopeRF LoRa(TM) radio module(s) installed. Supplied with suitable header and standoffs, SMA and purchased modules installed. First module purchased will be installed in the CE1 slot, the second in the CE0 slot. If you plan to use this board in conjunction with the Pi In The Sky system only modules in CE1 are supported. The board has LED's for internet, network and CE0 1 data. Supplied with a 2x20 way 4. 93mm