Cobra Champion 2010 2200kv 4S

Tested KV: 2200kv
Weight: 45g
Stator: 22mm x 10mm

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 5x4x3GF	1367	1361	163.99	32.33	15.42	16.09	30395	29354	29632	499	2.7
GemFan 5x4.6BN	1445	1433	165.27	37.23	15.47	16.09	29154	28103	28350	576	2.5
DAL 5x4.5x3HBN	1476	1467	172.06	35.49	15.50	16.09	30503	28666	29252	550	2.7
HQ 5x4x4	1495	1485	126.20	36.14	15.47	16.09	30395	28288	28778	559	2.7
Lumenier Buttercutter 5x5x3	1533	1521	170.19	36.82	15.49	16.10	29354	28382	28662	570	2.7
HQ 5x4x6	1653	1636	163.87	44.42	15.38	16.10	27472	26536	26901	683	2.4
HQ 6x4.5	1791	1781	155.10	45.27	15.37	16.09	28011	26536	26822	696	2.6
KingKong 6x4	1802	1791	127.83	41.07	15.43	16.09	28476	27297	27664	634	2.8
HQ 6x4.5x3	2062	2025	178.50	53.41	15.16	16.09	26869	24701	25280	810	2.5

75%	Thrust (g)	Amps	Volts	RPMs	Watts	G/W
HQ 5x4x3GF	852	16.83	15.73	23793	265	3.2
GemFan 5x4.6BN	900	19.12	15.69	22685	300	3.0
DAL 5x4.5x3HBN	916	18.46	15.78	23030	291	3.1
Lumenier Buttercutter 5x5x3	934	18.21	15.79	23184	288	3.2
HQ 5x4x4	947	19.15	15.69	22940	300	3.2
HQ 5x4x6	1038	22.41	15.72	22052	352	2.9
KingKong 6x4	1111	20.62	15.75	22568	325	3.4
HQ 6x4.5	1152	22.73	15.73	21868	358	3.2
HQ 6x4.5x3	1365	27.95	15.52	20780	434	3.1

50%	Thrust (g)	Amps	Volts	RPMs	Watts	G/W
HQ 5x4x3GF	437	7.65	15.95	16890	122	3.6
GemFan 5x4.6BN	466	8.32	15.89	16356	132	3.5
Lumenier Buttercutter 5x5x3	466	7.65	15.95	16759	122	3.8
DAL 5x4.5x3HBN	468	7.99	15.94	16612	127	3.7
HQ 5x4x4	496	8.33	15.90	16492	133	3.7
HQ 5x4x6	543	9.46	15.92	16019	151	3.6
KingKong 6x4	548	8.59	15.93	16353	137	4.0
HQ 6x4.5	614	9.74	15.92	15983	155	4.0
HQ 6x4.5x3	722	11.31	15.86	15140	179	4.0

25%	Thrust (g)	Amps	Volts	RPMs	Watts	G/W
HQ 5x4x3GF	145	2.36	16.03	9736	38	3.8
Lumenier Buttercutter 5x5x3	148	2.37	16.03	9748	38	3.9
DAL 5x4.5x3HBN	151	2.47	16.02	9648	40	3.8
GemFan 5x4.6BN	157	2.62	16.01	9530	42	3.7
HQ 5x4x4	169	2.61	16.02	9639	42	4.0
KingKong 6x4	172	2.58	16.03	9592	41	4.2
HQ 5x4x6	181	2.79	16.02	9491	45	4.0
HQ 6x4.5	212	2.91	16.03	9449	47	4.5
HQ 6x4.5x3	254	3.34	16.02	9173	53	4.8

IDLE	Thrust (g)	Amps	Volts	RPMs	Watts	G/W
Lumenier Buttercutter 5x5x3	34	0.92	16.05	4892	15	2.3
HQ 5x4x3GF	36	0.84	16.05	4917	14	2.7
DAL 5x4.5x3HBN	36	0.94	16.05	4879	15	2.4
GemFan 5x4.6BN	40	0.87	16.04	4950	14	2.9
KingKong 6x4	42	0.85	16.06	4853	14	3.1
HQ 5x4x4	42	0.87	16.05	4889	14	3.0
HQ 5x4x6	45	0.85	16.06	4829	14	3.3
HQ 6x4.5	52	0.92	16.06	4832	15	3.5
HQ 6x4.5x3	63	0.92	16.07	4778	15	4.2