GepRC SpeedX 2306 2750kv

Tested KV: 2750kv
Weight: 34.2g
Stator: 23mm x 6mm

Test Environment:

XRotor 40A ESC
Timing: Med-high
Dither: 7
PWM: Damped Light

Venom 60A Power Supply
2Farad Caps x2 in Series

Custom Datalogger

TI TivaC Launchpad
Allegro ACS758-200B
Voltage Divider
EagleTree eRPM Sensor
Custom Thrust Stand w/ HX711
4 ms logging rate

Atmospheric Data (Typical)

Barometric pressure: 29-30 in
Ambient Temperature: 70-74 deg F
Humidity: 50-60%
100% Thrust (g) Current (A) Voltage High RPM Pass Efficiency
Prop Tested: Max(g) Avg Max(g)* Max (A) Avg Max(A)* Avg Min(V)* Max(V) Max Min Avg Max* Watts G/W
HQ 5x4GF1475 1466 200.02 42.62 15.28 16.14 37267 35714 36020 651 2.3
HQ v1s 5x4x31533 1493 198.76 41.80 15.33 16.16 37593 35863 36367 641 2.3
GemFan 5x4.5HBN1579 1570 186.34 44.92 15.30 16.16 37759 35273 35738 687 2.3
Lumenier 5x4.51609 1599 193.06 48.21 15.23 16.17 36014 34562 35016 734 2.2
DAL Cyclone 5x4x31612 1603 201.80 48.81 15.20 16.15 36630 34285 34823 742 2.2
HQ v1s 5x4x4PC1624 1617 192.43 49.07 15.21 16.14 36474 34285 34771 746 2.2
HQ 5x4x3GF1693 1674 196.35 49.90 15.17 16.15 36014 34013 34523 757 2.2
HQ v1s 5x4.3x3PC1687 1677 198.50 51.08 15.15 16.15 35566 33613 34278 774 2.2
DAL Cyclone 5x4.5x31723 1710 194.45 54.01 15.06 16.13 34285 32715 33278 813 2.1
HQ v1s 5x4.5x31769 1748 216.25 54.90 14.98 16.13 34149 32467 33102 823 2.1
75% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF94122.7515.65293743562.6
HQ v1s 5x4x3100924.2615.69291783812.7
GemFan 5x4.5HBN104325.5015.69288344002.6
Lumenier 5x4.5105026.4315.69286274152.5
DAL Cyclone 5x4x3106327.0715.63283914232.5
HQ v1s 5x4x4PC108928.0215.62280614382.5
HQ 5x4x3GF111527.4915.64282234302.6
HQ v1s 5x4.3x3PC113228.9415.61277814522.5
DAL Cyclone 5x4.5x3116530.3615.60273844742.5
HQ v1s 5x4.5x3117730.6015.54273124762.5
50% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF48710.4415.88211811662.9
HQ v1s 5x4x354311.5515.93209451843.0
Lumenier 5x4.555711.9615.96208421912.9
DAL Cyclone 5x4x355712.2115.91207531942.9
GemFan 5x4.5HBN55911.8815.94209051893.0
HQ v1s 5x4x4PC59512.9315.90204062062.9
HQ 5x4x3GF59812.5415.91206172003.0
HQ v1s 5x4.3x3PC60713.1115.90204122082.9
DAL Cyclone 5x4.5x362213.4715.88203342142.9
HQ v1s 5x4.5x362413.5015.89203222152.9
25% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF1653.7516.0212280602.7
DAL Cyclone 5x4x31784.0316.0612239652.7
HQ v1s 5x4x31813.9516.0712263632.8
Lumenier 5x4.51844.0316.0912237652.8
GemFan 5x4.5HBN1924.0316.0812206653.0
HQ v1s 5x4x4PC2034.2716.0612092693.0
HQ v1s 5x4.3x3PC2044.2816.0612065693.0
HQ v1s 5x4.5x32074.3416.0412044703.0
HQ 5x4x3GF2104.2216.0612078683.1
DAL Cyclone 5x4.5x32104.3216.0412051693.0
IDLE Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF441.6216.086415261.7
DAL Cyclone 5x4x3451.6116.096420261.7
HQ v1s 5x4x3471.6616.116429271.7
Lumenier 5x4.5471.6216.146432261.8
GemFan 5x4.5HBN511.6416.126402261.9
HQ v1s 5x4.3x3PC531.7116.106355281.9
DAL Cyclone 5x4.5x3541.7916.086389291.9
HQ v1s 5x4x4PC541.7816.106382291.9
HQ v1s 5x4.5x3541.7816.096368291.9
HQ 5x4x3GF571.7516.106386282.0