01_Basic Electrical Calculations.XLS

7/27/2019 01_Basic Electrical Calculations.XLS

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Name Freq

Wavelength

(Meters)

Period

(Seconds)

Calculated

Freq (Temp)

req

Wavelength

= C ==> 299.8E+6

Sweep Time 5.0E+0 60.0E+6 200.0E-3 5

Sweep Time 10.0E+0 30.0E+6 100.0E-3 10

Sweep Time 20.0E+0 15.0E+6 50.0E-3 20

Sweep Time 50.0E+0 6.0E+6 20.0E-3 50

60 cycle 60.0E+0 5.0E+6 16.7E-3 60

Sweep Time 100.0E+0 3.0E+6 10.0E-3 100

120 cycle 120.0E+0 2.5E+6 8.3E-3 120

Sweep Time 200.0E+0 1.5E+6 5.0E-3 200400.0E+0 749.5E+3 2.5E-3 400

Sweep Time 500.0E+0 599.6E+3 2.0E-3 500

1 Kh 1.0E+3 299.8E+3 1.0E-3 1000

Sweep Time 1.0E+3 299.8E+3 1.0E-3 1000

Sweep Time 2.0E+3 149.9E+3 500.0E-6 2000

Sweep Time 5.0E+3 60.0E+3 200.0E-6 5000

10 Kh 10.0E+3 30.0E+3 100.0E-6 10000

Sweep Time 10.0E+3 30.0E+3 100.0E-6 10000

TV IF 15.8E+3 19.0E+3 63.5E-6 15750

Sweep Time 20.0E+3 15.0E+3 50.0E-6 20000

Sweep Time 50.0E+3 6.0E+3 20.0E-6 50000

100 Kh 100.0E+3 3.0E+3 10.0E-6 100000Sweep Time 100.0E+3 3.0E+3 10.0E-6 100000

Sweep Time 200.0E+3 1.5E+3 5.0E-6 200000

Sweep Time 500.0E+3 599.6E+0 2.0E-6 500000

AM Broadcast 1.0E+6 299.8E+0 1.0E-6 1000000

Sweep Time 1.0E+6 299.8E+0 1.0E-6 1000000

Fastest Sweep Time 2.0E+6 149.9E+0 500.0E-9 2000000

TV IF 3.6E+6 83.7E+0 279.3E-9 3580000

80 meters 3.7E+6 80.0E+0 266.9E-9 3747400.006

40 meters 7.0E+6 42.8E+0 142.9E-9 7000000

10.0E+6 30.0E+0 100.0E-9 10000000

Pentium clock 90.0E+6 3.3E+0 11.1E-9 90000000

FM Broadcast 100.0E+6 3.0E+0 10.0E-9 100000000

2 meters 146.0E+6 2.1E+0 6.8E-9 146000000

100x fastest sweep 200.0E+6 1.5E+0 5.0E-9 200000000

Low microwave, 1 m 299.8E+6 1.0E+0 3.3E-9 299792000.5

460 Mh Band 460.0E+6 651.7E-3 2.2E-9 460000000

Microwave, Radar 1.0E+9 299.8E-3 1.0E-9 1000000000

23 Cm band 1.3E+9 236.1E-3 787.4E-12 1270000000

Solar flux test freq 2.8E+9 107.1E-3 357.1E-12 2800000000

10 Gh (ham band?) 10.0E+9 30.0E-3 100.0E-12 10000000000

3 mm 100.0E+9 3.0E-3 10.0E-12 1E+11

Microwave / Infrared, 1 mm 299.8E+9 1.0E-3 3.3E-12 2.99792E+11

.1 mm 3.0E+12 100.0E-6 333.6E-15 2.99792E+12

Infrared 4.4E+12 68.0E-6 226.8E-15 4.409E+12

Infrared / red light boundary 389.3E+12 770.0E-9 2.6E-15 3.8934E+14Low UV light 749.5E+12 400.0E-9 1.3E-15 7.4948E+14

High blue light 768.7E+12 390.0E-9 1.3E-15 7.68697E+14

UV / Xray boundary 74.9E+15 4.0E-9 13.3E-18 7.4948E+16


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meter / sec


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FreqCalcs

Frequency and Wavelength Calculations C = F * W

Workspace Result Results

Blank out the unknown variable Is

Read Answer

HereFrequency Wavelength Frequency Wavelength

Hertz Meters Hertz Meters Centimeters Inches

521.500E+6 Valid 521.500E+6 574.865E-3 57.486E+0 22.63247299

521.500E+6 Valid 521.500E+6 574.865E-3 57.486E+0 22.63247299

Wire Diameter 0.125 Wavelength / Diameter = 181.060E+0 (Find K in AR

Loop Quad Inches Feet Feet + Inches

Reflector 1030 / Freq (Mh) 23.701 1.975 1.000 11.701

Driven Element 1005 / Freq (Mh) 23.126 1.927 1.000 11.126

Directors 975 / Freq (Mh) 22.435 1.870 1.000 10.435

.15 Spacing 3.395 0.283 0.000 3.395

.20 Spacing 4.526 0.377 0.000 4.526

Wire Dipole

Long Wire Halves Inches Feet Feet + Inches

1 2 22.076 1.840 1.000 10.076

2 4 44.719 3.727 3.000 8.719

3 6 67.361 5.613 5.000 7.361

4 8 90.003 7.500 7.000 6.003

5 10 112.646 9.387 9.000 4.6466 12 135.288 11.274 11.000 3.288

7 14 157.931 13.161 13.000 1.931

8 16 180.573 15.048 15.000 0.573

9 18 203.215 16.935 16.000 11.215

10 20 225.858 18.821 18.000 9.858

Page 3


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FreqCalcs

Feet Ft + In

1.886039 1 10.63247

1.886039

L book table)

Page 4


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Ohm's Law

Worksheet for Ohm's Law Calculations Create user-defined functions for the

You can use Goal Seek or Solver to find specific values

Workspace Result ResultsBlank out the unknown variable Is Read Answer Here

V I R V = I * R I = V / R R = V / I V * I

Volts Amps Ohms Volts Amps Ohms Watts13.8 1.7 Valid 13.8 1.700 8.12 23.46

13.8 1.7 Valid 13.8 1.700 8.12 23.46

Page 5


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Ohm's Law

e, also?

Page 6


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Resistance

Series Resistance Voltage Test Points Cur

Series Percent Input (+) Drop Output (-) CurrentR Total 13.80 13.80 0.00 Amps

R1 5.0E+0 0.59 13.80 8.09 5.71 1.617819461

R2 3.5E+0 0.41 5.71 5.71 0.00 1.617819461

R3 0.00

R4 0.00R5 0.00

R6 0.00

R7 0.00

R8 0.00

Total R 8.5E+0 1.00 13.80 1.617819461

Parallel Resistance Voltage Cur

Series Parallel Input (+) Drop Output (-) CurrentR R 8.09 8.09 0.00 Amps

R1 10.0E+0 0.1 0.80890973

R2 10.0E+0 0.1 0.80890973

R3R4

R5

R6

R7

R8

R9

R10

R11

R12

R13

R14

R15

R16R17

R18

R19

R20

R21

R22

R23

R24

R25

Total R 20.0E+0 5.0E+0 1.617819461

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Resistance

ent

Power

Watts

13.08669904

9.23920952

22.32590856

ent

Power

Watts

6.543349519

6.543349519

13.08669904

Page 8


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Capacitance

Capacitors in series and parallel. Create user-defined functions for these, also?

Enter data in gray. Read answer in green.

Use constant units, Microfarads, Picofarads, etc.

Capacitance Capacitive Reactance (Xc)

Parallel Series Capacitance Frequency Reactance

C C Farads Hertz OhmsC1 1 1.000 Microfarads Megahertz Ohms

C2 2 0.500 0.00047 7.15 47.36

C3 4 0.250

C4 0.000

C5 0.000

C6 0.000

C7 0.000

C8 0.000

Net C 7 0.571

Page 9


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Inductance

Inductors in series and parallel. Create user-defined functions for these, also?

Enter data in gray. Read answer in green. Other cells are locked intermediate figures.

Use constant units, Millihenrys, Microhenrys, etc. Calculations are valid only if coils are far apart.

Inductance Inductive Reactance (XL)

Series Parallel Inductance Frequency Reactance

L L Henrys Hertz OhmsL1 500 0.002 Millihenrys Kilohertz Ohms

L2 1200 0.000833333 Microhenrys Megahertz Ohms

L3 0 15 14 1319.47

L4 0

L5 0

L6 0

L7 0

L8 0

Net L 1700 352.941

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Impedance

Sheet Reserved for Impedance Calculations Create user-defined functions for these, al

Enter data in gray. Read answer in green. Other cells are locked intermediate figures.

Unfinished (unstarted!) The tables copied here may or may not prove useful. See ARRL Handbook

Resistance See SOLVSAMP.XLS!Engineering Design

Series Parallel for an example circuit layout.

R 1 / R RR1 500 0.002 500

R2 1200 0.000833333 1200

R3 0 0

R4 0 0

R5 0 0

R6 0 0

R7 0 0

R8 0 0

Net R 1700 0.002833333 352.9412

Ohms Law for Reactance

You can use Goal Seek or Solver to find specific values

Workspace Result Results

Blank out the unknown variable Is Read Answer Here

V = I * R I = V / R R = V / I V * I

Volts Amps Ohms Volts Amps Ohms Watts

5 10 Valid 5 0.5 10 2.5

5 10 Valid 5 0.5 10 2.5

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Impedance

o?

page 2-22.

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DB

9

DB

25

Abbr Direction

DCE DTE

Description From To Explanation Com-

mon

1 FG == Frame Ground Connects equipment chassis to prevent

electrical shock.

Y

3 2 TxD Received Data DCE DTE Receive line for DTE Transmit

line for DCE

Y

8 4 RTS Clear to Send DCE DTE Tells the terminal or computer that the

MODEM is ready to accept data for

transmission.

Y

4 6 DSR ----> Data Set Ready DCE DTE Indicates that the MODEM is ready to

establish the communications link and

exchange control characters to begin

data transmission.

Y

5 7 SG == Signal Ground Return path for signal current Y

1 8 DCD

RLSD

----> Data Carrier Detect

Received Line Signal

Detector

DCE DTE Indicates that the MODEM has

detected the data carrier of the remote

modem.

Y

9 v+ == Positive DC test voltage

10 v- == Negative DC test voltage

11 QM ----> Equalizer Mode DCE DTE

12 SDCD

SRLSD

----> Secondary DCD DCE DTE

13 SCTS ----> Secondary CTS DCE DTE

14 STxD Secondary RxD DCE DTE

16 DCT ----> Divided Clock Transmitter DCE DTE

17 RxC ----> Receiver Clock DCE DTE

18 DCR ----> Divided Clock Receiver DCE DTE

18 LL Local Loopback

19 SRTS Ring Indicator DCE DTE Indicates that the modem has received

a ring signal on the telephone line.

Y

23 Data Rate Selector DCE DTE

RS-232 Signal and pin definitions.


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DB

9

DB

25

Abbr Direction

DCE DTE

Description From To Explanation Com-

mon

24 ETxC


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DB

25

1

2

3

4

5

6

7

8

9

10

11

12

13

14

14

15

16

16

17

18

18

19

20

21

22

23

23

EIA

Circuit

CCIT

T v24

Bell

208A

AA 101

BA 103

BB 104

CA 105

CB 106

CC 107

AB 102

CF 109

X

SCF 122

SCB 121

SBA 118

X

DB 114

SBB 119

X

DD 115

X

SCA 120

CD 108.2

CG 110

CE 125

CH 111

CI 112


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DB

25

24

25

25

EIA

Circuit

CCIT

T v24

Bell

208A

DA 113


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ELECTRIC.XLS

Copyright (C)2001 Steven Whitney. Published under GNU GPL (General Public License) Version 2, with

Initially published by http://25yearsofprogramming.com.

This program is free software; you can redistribute it and/or

modify it under the terms of the GNU General Public License

Version 2 as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

01_Basic Electrical Calculations.XLS

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