Steve Oncley measured the power draw of a station with a Licor 7500 (1) and with a krypton (2):

A CWEX station consists of:

• Viper CPU, compact flash, usb flash drive
• 1 8 port Diamond Emerald serial card
• Diamond pc104 power supply
• 1 CSAT3, reporting at 20Hz, non-oversampled mode (Ac)
• either
  • Licor 7500, reporting at 20Hz
  • Serializer in CSAT3 electronics, with CSI Krypton
• Vaisala barometer
• GPS
• two TRH's with fans
• 1 RMY prop
• Wisard base mote
• Cradlepoint CTR350 router, with wifi disabled
• Verizon USB760 cellular modem

The stations are transmitting continuously over the cellular modem.