Emax RS2205S 2300kv Retest

Tested KV: 2270kv
Weight: 29.5g
Stator: 22mm x 5mm

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
RacerStar 5x4.2x3L1020 1014 96.36 23.38 15.63 16.10 32715 30721 31284 366 2.8
HQ 5x4GF1023 1015 89.11 24.13 15.60 16.09 32345 30395 30824 376 2.7
GemFan 5x4.5HBN1128 1117 107.24 26.56 15.56 16.09 30721 29354 29803 413 2.7
HQ v1s 5x4x31139 1127 111.80 26.00 15.58 16.09 31864 29865 30331 405 2.8
HQ DPS 5x4x3PC1135 1130 108.41 30.01 15.51 16.09 29556 28195 28694 466 2.4
HQ v1s 5x4x4PC1173 1164 123.15 28.84 15.54 16.10 30287 28666 29072 448 2.6
HQ v3 5x4.5x3PC1181 1164 140.35 37.75 15.46 16.06 28011 27210 27532 584 2.0
HQ 5x4x3GF1199 1187 125.73 30.42 15.51 16.09 29761 28195 28665 472 2.5
MyWing 5x4.5x31213 1197 113.79 31.63 15.49 16.09 29455 27560 28128 490 2.4
GemFan 5x4.6BN1220 1202 121.75 34.25 15.42 16.08 27919 26455 26859 528 2.3
DAL Cyclone 5x4.5x31218 1204 105.14 31.06 15.50 16.09 29154 27919 28297 481 2.5
APC Electric 5x4x3E1247 1212 134.74 37.79 15.37 16.10 26373 25062 25500 581 2.1
DAL 5x4.5x3HBN1259 1244 119.18 32.82 15.46 16.10 28195 27039 27534 507 2.5
HQ 5x4x41277 1249 97.88 33.10 15.46 16.09 28860 26954 27550 512 2.4
Lumenier Buttercutter 5x5x31286 1269 119.18 33.21 15.46 16.09 28571 27039 27535 513 2.5
DAL Cyclone 5x4.6x31291 1269 97.06 34.14 15.44 16.09 27829 26702 27158 527 2.4
DJI 5048S 5x4.8x31348 1303 134.50 40.89 15.31 16.10 24630 23483 24022 626 2.1
HQ 6x3.51362 1341 118.71 34.32 15.44 16.10 27829 26619 27004 530 2.5
KingKong 6x41497 1460 116.48 36.94 15.39 16.10 27210 25359 25979 568 2.6
75% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF63112.2815.82243761943.3
RacerStar 5x4.2x3L64912.5415.84244871993.3
GemFan 5x4.5HBN70913.8215.80238012183.2
HQ v1s 5x4x371913.7515.81238902173.3
HQ DPS 5x4x3PC73915.9315.78231242512.9
HQ 5x4x3GF75915.7815.78231622493.0
HQ v1s 5x4x4PC76515.5215.79232742453.1
DAL Cyclone 5x4.5x378616.3715.77228702583.0
GemFan 5x4.6BN79518.0215.72220502832.8
HQ v3 5x4.5x3PC79520.4815.73229293222.5
MyWing 5x4.5x381117.4315.75224222753.0
DAL 5x4.5x3HBN81817.4415.75224832753.0
HQ 5x4x482117.5015.75223462753.0
Lumenier Buttercutter 5x5x382517.1615.76226192703.1
APC Electric 5x4x3E82719.9715.71212803142.6
DAL Cyclone 5x4.6x383417.6415.75222742783.0
HQ 6x3.588217.6015.75222962773.2
DJI 5048S 5x4.8x392922.1315.66204443472.7
KingKong 6x494319.1415.72216323013.1
50% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF3205.3515.9517354853.7
RacerStar 5x4.2x3L3325.5115.9717387883.8
GemFan 5x4.5HBN3675.9515.9517010953.9
HQ v1s 5x4x33696.0515.9517089973.8
HQ DPS 5x4x3PC3826.6415.95165491063.6
HQ v1s 5x4x4PC3956.5815.95166401053.8
HQ 5x4x3GF3986.6915.95165981073.7
DAL Cyclone 5x4.5x34016.8415.95165381093.7
Lumenier Buttercutter 5x5x34136.7415.95164771083.8
GemFan 5x4.6BN4187.5015.92160471193.5
DAL 5x4.5x3HBN4247.1815.94161821143.7
DAL Cyclone 5x4.6x34297.1715.94162581143.8
MyWing 5x4.5x34357.5615.94160001203.6
HQ 5x4x44407.4015.94160651183.7
HQ v3 5x4.5x3PC4408.8615.92166671413.1
APC Electric 5x4x3E4478.2515.92158211313.4
HQ 6x3.54577.1515.94163111144.0
KingKong 6x44827.9215.93159351263.8
DJI 5048S 5x4.8x35089.2815.90153511483.4
25% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF1081.8816.0210018303.6
RacerStar 5x4.2x3L1091.9016.0410037303.6
HQ v1s 5x4x31202.0316.0310002333.7
GemFan 5x4.5HBN1261.9816.029940324.0
HQ DPS 5x4x3PC1282.1416.039870343.7
HQ v1s 5x4x4PC1332.0916.039851334.0
DAL Cyclone 5x4.5x31352.1716.049897353.9
Lumenier Buttercutter 5x5x31382.1616.049889354.0
HQ 5x4x3GF1422.1916.039893354.1
GemFan 5x4.6BN1472.5416.019411413.6
DAL 5x4.5x3HBN1472.2816.039719374.0
DAL Cyclone 5x4.6x31482.2616.039805364.1
MyWing 5x4.5x31552.4316.039611394.0
APC Electric 5x4x3E1592.5016.039575404.0
HQ 5x4x41602.4116.039654394.2
HQ 6x3.51602.3016.039801374.3
HQ v3 5x4.5x3PC1603.1216.0110127503.2
KingKong 6x41642.4416.039657394.2
DJI 5048S 5x4.8x31832.7416.029355444.2
IDLE Thrust (g) Amps Volts RPMs Watts G/W
RacerStar 5x4.2x3L250.6416.075070102.4
HQ 5x4GF260.8016.045007132.1
HQ v1s 5x4x3270.7416.055032122.3
GemFan 5x4.5HBN300.7016.045009112.7
DAL Cyclone 5x4.5x3300.8216.065031132.3
HQ DPS 5x4x3PC300.7216.065042122.6
Lumenier Buttercutter 5x5x3310.8916.065004142.2
HQ v1s 5x4x4PC320.7216.064982122.7
HQ 5x4x3GF350.7416.065005123.0
DAL 5x4.5x3HBN350.8316.064981132.6
DAL Cyclone 5x4.6x3360.8016.054991132.8
HQ 6x3.5370.8516.065008142.7
GemFan 5x4.6BN380.8016.044952132.9
MyWing 5x4.5x3380.9416.064937152.5
KingKong 6x4400.8316.064975133.0
HQ 5x4x4400.9016.054952142.8
APC Electric 5x4x3E410.8416.064948143.0
HQ v3 5x4.5x3PC431.2516.035300202.2
DJI 5048S 5x4.8x3470.9016.064912153.2