COMMS: Fix Schematic Bugs for V1.1

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• [x] MOD 7
• [x] ~MOD 8~ The higher band is okay since the loads are small. The higher impedance actually helps
• [x] MOD 9
• [x] ~MOD 10~ Differential modulator driver
• [x] ~MOD 11~ No negative supply
• [x] ~MOD 12~ No negative supply
• [x] ~MOD 13~ No negative supply
• [x] MOD 14
• [x] ~9V regulator does not fully turn off~ No 9V regulator
• [x] New ADC
• [x] ~9V regulator over current~ No 9V regulator
• [x] ~Filter baseband~ Replace baseband analog parts with 27-0005 DAC
• [x] Filter RF carrier
• [x] Separate RF switch from switched 9V rails
• [x] Update backplane
• [x] Change µController to 476RG or 496ZG
• [x] Add LEDs to power rails
• [x] Change clock generators to 3.1V LDO, their oscillator to a lower power one 42-106A, ~bring CE to microcontroller~ changed PC for each 3.1V rail, change Cn to 440nF
• [x] add output filter to modulators to reduce spurs
• [x] 700mm PA: 65-0011

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This is done, being reviewed in #563