The battery FIGHT ???? SMC vs. HRB • FMS Viper V2 70mm EDF Jet PNP • (English/Français 4K)

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???????? FMS Viper V2 70mm EDF Jet PNP "15th Anniversary"

https://www.turbines-rc.com/fr/jets-electriques/3664-fms-viper-v2-70mm-jet-pnp-6s-15th-anniversary.html?aff=4

Wingspan : 1100mm /43.3 in
Length : 1025mm / 40.4 in
Empty weight : 1105 g
Flying weight : HRB 6S 4000mah 60C (585gr) : 2000g
Wingload : 104 g/dm²
Wing area : 19.2 dm² (297.6 sq.in)
Power : 3060-KV1900 Brushless inrunner motor
ESC Predator 80A with 5A BEC
12 blades EDF 70mm
9g Servos x8
LiPo 6S 3-4000mAh (depends on their weight)
Rx 6 channels (throttle, ailerons, elevator, rudder (mix with nose steering wheel), gear, flaps)
EPO foam

❌ Book CG (gear up, upside down) : 90-95mm from wing root Leading edge but MAIDEN 90mm with HRB 6S 4000 60C (585g) all back and it’s a bit nose heavy (of course)

???? Triple Rates (my low / book’s low / 100%) :
Ailerons : 12/15/20mm
Elevator : 15/17/20mm
Rudder : 10/12/30mm
Flaps : 20/35mm with 1mm down elevator

⏰ Flights with timers and voltage (checked few minutes after landing):

-1st filmed : HRB 6S 4000 60C (CG 90mm) 5m44 flight (4m28 motor) : 3.82v
-2nd very fast: HRB 6S 4000 60C (CG 90mm) 4m37 flight (3m54 motor) : 3.81v
-3rd filmed : HRB 6S 4000 60C (CG 90mm) 4m21 flight (3m29 motor) : 3.86v
-4th filmed : HRB 6S 4000 60C (CG 90mm) 5m26 flight (3m37 motor) : 3.84v
-5th very fast: HRB 6S 4000 60C (CG 90mm) 5m37 flight (2m54 motor) : 3.83v
-6th filmed test lipo at 50% throttle : HRB 6S 4000 60C 4m04 flight (3m58 motor) : 3.88v in Jeti sensor but in real 3.92v !
-7th filmed test lipo at 50% throttle : SMC LiHV 6S 4400 60C 4m10 flight (4m01 motor) : 3.96v in Jeti sensor but in real 4.0v !









0:00 Intro
0:26 My Tattoo
0:42 English Intro
2:03 Take-off
2:10 Half throttle HRB 4000mah flight
5:58 Landing
6:20 HRB 6S 4000 60C : 4m throttle 3.88v
7:13 SMC 4400 LiHV 75C placement
8:15 Take-off
8:26 Half throttle SMC LiHV 4400mah flight
12:20 Landing
12:38 SMC LiHV 4400mah 75C : 4m throttle : 3.95v ????
13:08 Final thought
13:40 @TwoBrosRC Callouts
14:14 CNHL lover
14:38 Thanks a lot ❤️???????? please SUBSCRIBE
15:12 Photos



















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