How to tell if you have old shell or new...
Differences in the Shell:
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There is 4 variants.
Shell with full motor tabs and no X brace - cracks reported.
Shell with full motor tabs and X brace - cracks reported
Shell with pointy motor tabs and no X brace (P3 Standard shells) - no cracks reported
Shell with pointy motor tabs and X brace and larger ventilation and motor screw indention - latest release, unreported.
You don't need to open your phantom. Just simply remove the 4 motor screws and lift out the motors and have a peek.
Differences in the electronics:
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There are a lot of different factors:
- Different power output across the P3 models (W323/W323A/W323B)
- Different power outputs across r/c's (GL300A/GL300B/GL300C)
- Different processing capabilities across the r/c's too
You also have a bitrate difference between P3A (2Mbps) and P3P (10Mbps) live feed.
GL300C controller has a frequency range of
2404.00000000 - 2470.00000000 and power output of 0.3030000 .
The W323B Phantom 3 Professional has a frequency range of
2406.50000000 - 2476.50000000 and a power output of 0.5200000
The GL300B controller has a frequency range of
2404.00000000 - 2480.00000000 and a power output of 0.0380000
The W323A Phantom 3 Professional has a frequency range of
2406.50000000 2476.50000000 and a power output of 0.6120000