FPVSYS 3.5" quadcopter builder
Step 1: Select Frame
Body of the copter
3.5" OddityRC XI35 ProEntry whoop frame, high value low price
Warning: NOT compatible
3.5" SpeedyBee Bee35(+$50, +20g)Light yellow and black, new product
Step 2: Select Electronics
Flight Control & Electronic Speed Control
AT32 (F435) + BLS 35A ESC 3-4SEntry level, for 3S~4S power
Warning: NOT compatible
F411 (F411+35A ESC)(+$112, +7g)Darwin ESC, for 4S power
SpeedyBee F745 35A AIO(+$277, +9g)for 4S~6S power
SpeedyBee F745 + JHEMCU 6S 45A(+$477, +3g)Highest, for 6S power
Step 4: Select Camera & VTX
Camera & transmmiter
Analog entry1200VTL, 640x480, 500m~1km
Warning: NOT compatible
Analog good (CADDX)(+$200, +2g)2400VTL, 1024x768 (HD), 1km~2km
Digital good (Snail Avatar)(+$600, +4g)3600VTL, 1920x1080 (FHD), 2km~5km
Digital best (DJI O3)(+$1300, +8g)4800VTL, 3840x2560 (4K), up to 20km
Step 3-1: Select Motor
Price of 4 motors
1504-3600KVEntry motor
Warning: NOT compatible
蓝鸟2004 1800kv 4S-6S(+$71, +5g)Average motor
SpeedyBee 2006-1950KV 6S(+$131, -10g)High performance motor
Step 3-2: Select Propeller
Price of 2 pairs (2x2)
HQ-T90MM 2 bladeLonger range & endurance
Warning: NOT compatible
HQ-T90MM 3 blade(+$0, +2g)More agile, higher power
Step 5-1: Select Battery (optional)
LiPo battery
No need batteryNo battery
Warning: NOT compatible
4S 1050mAh XT60(+$100, +120g)6min~8min, longer time
4S 1300mAh XT60(+$120, +150g)8min~10min, longer time
6S 1300mAh XT60(+$150, +200g)6min~8min, higher power
Step 5-2: Select Charger (optional)
LiPo battery balance charger
No need chargerI already have a balance charger (other charge can not work)
Warning: NOT compatible
1 way charger(+$400, 0g)Ovonic 1 way balance charger. Charge a battery at the same time (30~45min)
2 way charger(+$600, 0g)Ovonic 1 way balance charger. Charge 2 batterys at the same time (30~45min)
Step 6-1: Select Receiver
Connect to your RC
ELRS 2.4GhzOpen source ELRS, good at anti-jam, up to 10km
Warning: NOT compatible
ELRS 915Mhz(+$0, +1g)Open source ELRS, good at long range, up to 15km
TBS 915Mhz(+$40, +2g)BlackSheep dedicated, up to 15km
Step 6-2: Select RC (optional)
RC must compatible with the receiver
No need RCI already have RC
Warning: NOT compatible
RadioMaster Pocket ELRS 2.4Ghz(+$400, 0g)Work with ELRS 2.4Ghz receiver
RadioMaster Pocket ELRS 915Mhz(+$400, 0g)Work with ELRS 915Mhz receiver
RadioMaster Pocket TBS 915Mhz(+$600, 0g)Work with TBS 915Mhz receiver