A to Z setup for the Hubsan H501S OSD
Flight battery voltage & Flight time On the FPV Goggles
You will need a Super Simple Mini OSD System for FPV
From HobbyKing
http://www.hobbyking.com/hobbyking/store/__35419__Super_Simple_Mini_OSD_System_for_FPV.html?strSearch=super%20simple
You will need a Solder De-soldering Pump Remover Gun
I got my one from eBay (e.g.) eBay item number: 291693417246
1. De-Solder the 5.8G transmission module from the PCB
2. Solder a thin Gage yellow wire to the second pin pad on the board
3. Solder a thin gage yellow wire to the second pin on the module
4. Place a thin strip of insulation tape between the module and the PCB to separate the two from contact
5. Re-Solder the module back onto the PCB and reassemble the Quad