Reference Data

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12/27/2012

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Characteristics and Care of Rechargeable Battery Chemistries

Battery Type Sealed Lead Acid Nickel Cadmium Nickel Metal Hydride Lithium Ion Lithium Metal
           

Energy

2.0 Volts/cell

1.2 Volts/cell

1.2 Volts/cell

3.6 Volts/cell

3.0 Volts/cell

Drain

50-500 amps

Up to 30 amps

Up to 15 amps

1-2 amps

2-3 amps

Discharge

Gradual curve

Flat curve

Flat curve

Flat curve

Mostly flat

Weight

Heavy

Moderate

Light

Very Light

Very Light

Cycle Life

200-300 cycles

400-600 cycles

400-500 cycles

200-300 cycles

300-500 cycles

Life Span

2-3 years

3-5 years

2-4 years

1-2 years

Unknown

Charging

After each Use

Discharge to 1 volt/cell

Discharge to 1 volt/cell

After each use

After each use

Max Charge rate

Fast, 25% for 5-6 hours

Fast, 100% for 1 hour

Fast, 100% for 1 hour

Must use smart charger

Must use smart charger

Moderate Rate

10% for 14-16 hours

C/5 rate for 5-6 hours

     

Trickle charge

10% for 14-16 hours

C/10 rate for 14-16 hours

     

Over Charge

Max 10%

Fast, 33%

Slow, 10%

 

Max 10%

Less than 10%

Less than 10%

Self Discharge

10% per month

1-2 % per day

2-3% per day

2-3% per month

1% per month

Storage

Charge before storage and every 2-3 months

Charge every 3 months

Cycle 4-5 times after prolonged storage

 

Charge every 3 months

Cycle 4-5 times after prolonged storage

 

Store discharged

Cycle 4-5 times after prolonged storage

 

Unknown

Availability

Many sizes, Readily available

Many sizes

Readily available

 

Not all sizes are currently available

Available in packs only

One cell size currently available, AA, 3 volts, 

800 mah

 

 

Battery pack Cells Voltage Weight (g)
MAH50-4 4 4.8 14.9
MAH50-5 5 6 18.7
MAH50-6 6 7.2 22.4
MAH50-7 7 8.4 27.1
MAH50-8 8 9.6 31.8
MAH50-9 9 10.8 35.6
MAH50-10 10 12 39.4
MAH50-11 11 13.2 43.2
MAH110-4 4 4.8 28.8
MAH110-5 5 6 36.1
MAH110-6 6 7.2 43
MAH110-7 7 8.4 50.3
MAH110-8 8 9.6 57.6
MAH110-9 9 10.8 64.9
MAH110-10 10 12 72.2
MAH870-3 3 lithium 9 51
MAH870-4 4 lithium 12 68

Prop

Dimensions (in.)

Weight (g)

Braun-26 10 1/4 3.3
CFP-20 7 7/8 x 4 2.8
CFP-23 7 7/8 x 4 3/4 4.6
CFP-3-18 (3-blade) 7 1/8 x 4 3.5
GWS 8 x 4.3 8 x 4.3 4.1
U-180 rubber-powered 7 1/8 3.5
U-20 rubber-powered 8 4.5
U-21 rubber-powered 8 1/4 5.5
U-23 rubber-powered 8 7/8 5.7
 
                       Capacity                                    Weight
  Sanyo Cell mAh Am (g) (oz)
N-50AAA  50  3 3.5  0.14 
N-75P  75  4.5 0.18
N-110AA  110  6.6 0.25
N-120TA 120 7.2 0.21
N-150N 150 0.32 
N-225AE 225 13.5  11  0.39
N-250AAA  250  15  11  0.39 
N-270AA  270 16.2  14  0.49
N-350AAC 350  21 14 0.49
N-500A   500  30  19 0.67 

 

Copper Wire
Gauge Dia in (mm) Wt oz/ft (g/m) Ohms/m Imax >2 min Imax <30sec
16 0.051 (1.29) 0.13 (11.64) 0.013 14 20
18 0.040 (1.02) 0.08 (7.32) 0.021 10 16
20 0.032 (0.81) 0.05 (4.60) 0.033 7 10
22 0.025 (0.65) 0.03 (2.90) 0.053 5 8
24 0.020 (0.51) 0.02 (1.80) 0.084 3.5 5
26 0.016 (0.40) 0.012 (1.15) 0.134 1.5 3
28 0.013 (0.32) 0.008 (0.72) 0.213 <1 1.5
30 0.010 (0.25) 0.005 (0.45) 0.339 <0.5 <1
32 0.008 (0.20) 0.003 (0.29) 0.539    
34 0.006 (0.16) 0.002 (0.18) 0.856    
36 0.005 (0.13) 0.001 (0.11) 1.36    
38 0.004 (0.10) 0.0008 (0.07) 2.16    

 

STEFAN GASPARIN CO2 MOTORS.

Motor

Weight

Span

G1

1 gm

3"

G3

2.5 - 3 gms

4 - 6"

G5

4 - 5 gms

5 - 7"

G6

5 - 6 gms

6 - 8"

G6 Twin

10 - 12 gms

11 - 14"

G10

8 - 10 gms

9 - 13"

G10 Twin

18 - 20 gms

14 - 16"

G24

19 - 24 gms

13 -17"

G24 Twin

30 - 40 gms

15 - 20"

G28 BB

20 - 26 gms

Indoor Duration

G28 BBRV

Same as G28 but with Regulator Valve for Ultra light RC

.

GM 63

35 - 45 gms

16 - 20"

G63

Special Ballraced design for big light duration models

.

GMW 73

4 Ballraced Competition special for F1K Class

.

GM 120

60 - 75 gms

20 - 28"

GM 120 Twin

140 - 160 gms

26 - 32"

GM 300

160 - 200 gms

28 - 34"

GM 300 Reg Valve

160 - 200 gms

28 - 34"

G300

Ballraced for longer motor run for lighter models

.

G300

Ballraced Reg Valve, more control for above motor

.

GM 300 Twin

300 - 400 gms

36 - 40"

G500 Ballraced

250 - 350 gms

34 - 38"

G500 Ballraced Reg Valve

250 - 350 gms

34 - 38"

 

Paper Weight
 

 
--
Bond
Ledger

-
Offset
Text

-
Cover
-

--
Tag
--

-
Index
-

-
Points
-

-
*Caliper
(inches)

--
millimeters
--

-
Metric
(grams/sq meter)

Equivalent 16 40 22 37 33 3.2 .0032 0.081 60.2 gsm
Weight 18 45 24 41 37 3.6 .0036 0.092 67.72 gsm
  20 50 28 46 42 3.8 .0038 0.097 75.2 gsm
  24 60 33 56 50 4.8 .0048 0.12 90.3 gsm
  28 70 39 64 58 5.8 .0058 0.147 105.35 gsm
  29 73 40 62 60 6 .0060 0.152 109.11 gsm
  31 81 45 73 66 6.1 .0061 0.155 116.63 gsm
  35 90 48 80 74 6.2 .0062 0.157 131.68 gsm
  36 90 50 82 75 6.8 .0068 0.173 135.45 gsm
  39 100 54 90 81 7.2 .0072 0.183 146.73 gsm
  40 100 56 93 83 7.3 .0073 0.185 150.5 gsm
  43 110 60 100 90 7.4 .0074 0.188 161.78 gsm
  44 110 61 102 92 7.6 .0076 0.193 165.55 gsm
  47 120 65 108 97 8 .0078 0.198 176.83 gsm
  53 135 74 122 110 9 .0085 0.216 199.41 gsm
  54 137 75 125 113 9 .009 0.229 203.17 gsm
  58 146 80 134 120 9.5 .0092 0.234 218.22 gsm
  65 165 90 150 135 10 .0095 0.241 244.56 gsm
  67 170 93 156 140 10.5 .010 0.25 252.08 gsm
  72 183 100 166 150 11 .011 0.289 270.9 gsm
  76 192 105 175 158 13 .013 0.33 285.95 gsm
  82 208 114 189 170 14 .014 0.356 308.52 gsm
  87 220 120 200 180 15 .015 0.38 312 gsm
  105 267 146 244 220 18 .0175 0.445 385.06 gsm
  • The darker colored boxes above represent the
    "most common paper weights" for that category.

     

  • Normal paper manufacturing tolerance within a
    paper production run is + or - 5% to 7% caliper

  •  

    American/United National Threads

    Size Diameter TPI
    Coarse
    TPI
    Fine
    Root Dia.
    Coarse
    Hex
    Head
    Size
    Hex
    Head
    Thickness
    Hex
    Nut
    Thickness
    SAE
    Washer
    ID
    SAE
    Washer
    OD
    SAE
    Washer
    Thickness
    #0 0.0600 - 80 0.0447            
    #1 0.0730 64 72 0.0560     3/64"      
    #2 0.0860 56 64 0.0668     1/16" 3/32" 1/4" 1/32"
    #3 0.0990 48 56 0.0771       1/16"    
    #4 0.1120 40 48 0.0813     3/32" 1/8" 5/16" 1/32"
    #5 0.1250 40 44 0.0971     7/64"      
    #6 0.1380 32 40 0.1073     7/64" 5/32" 3/8" 3/64"
    #8 0.1640 32 36 0.1299     1/8" 3/16" 7/16" 3/64"
    #10 0.1900 24 32 0.1570     1/8" 7/32" 1/2" 1/16"
    #12 0.2160 24 28 0.1722     5/32" 1/4" 9/16" 1/16"
    1/4" 0.2500 20 28 0.1850 3/8" 5/32"   9/32" 5/8" 1/16"

    A much more complete table is available here.

     

    Metric Threads

    Metric threads use the same thread profile as SAE threads. The biggest difference is that the thread pitch (distance between consecutive threads) is given instead of threads per unit distance.

    Diameter Coarse
    Pitch
    mm
    Fine
    Pitch
    mm
    Root Dia.
    Coarse
    mm
    Hex
    Head
    Size
    mm
    ISO
    Washer
    ID
    mm
    ISO
    Washer
    OD
    mm
    ISO
    Washer
    Thickness
    mm
    1 0.25   0.7294        
    1.1 0.25   0.8294        
    1.2 0.25   0.9294        
    1.4 0.30   1.075        
    1.6 0.35   1.221 3.2      
    1.8 0.35   1.421        
    2 0.40   1.567 4      
    2.2 0.45   1.713        
    2.5 0.45   2.013 5      
    3 0.50   2.459 5.5 3.4 7.0 0.6
    3.5 0.60   2.850        
    4 0.70 0.50 3.242 7 4.5 9.0 0.9
    4.5 0.75 0.50 3.688        
    5 0.80 0.50 4.134 8 5.5 10 11
    5.5   0.50          
    6 1.00 0.50 4.917 10 6.7 12.5 1.8
    7 1.00 0.75 5.917        
    8 1.25 0.75 6.647 13 8.7 17 1.8
    9 1.25 0.75 7.647        
    10 1.50 0.75 8.376 16 10.9 21 2.2
    11 1.50 0.75 9.376        
    12 1.75 0.75 10.11 18 13.4 24 2.7
     


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