The Museum of HP Calculators

Soderberg's Equation for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the HP-67 M.E. Pac 1. This program was ported to the HP-41C by reading with the HP-41C card reader and the card reader may be required for operation of this program. This program was entered and uploaded by Tony Duell.

This program is supplied without representation or warranty of any kind. Tony Duell, Hewlett Packard and The Museum of HP Calculators therefore assume no responsibility and shall have no liability, consequential or otherwise, of any kind arising from the use of this program material or any part thereof.

Documentation Information (CD or source code)
How to get this Program to your Calculator (via HP-IL, disk, wand, and fingers)
Download Binary (.raw) program for disk or PC HP-IL Card download
Download Hexadecimal (.dat) program for Serial Port download

Program Listing

LINE  KEYS
 01 LBL "SDRB67"
 02 LBL 15
 03 LBL a
 04 STO 08
 05 FS?C 22
 06 RTN
 07 XEQ 01
 08 XEQ 02
 09 RCL 21
 10 *
 11 RCL 09
 12 /
 13 CHS
 14 RCL 24
 15 1/X
 16 +
 17 /
 18 STO 08
 19 RTN
 20 LBL 16
 21 LBL b
 22 STO 09
 23 FS?C 22
 24 RTN
 25 XEQ 02
 26 RCL 08
 27 *
 28 RCL 21
 29 *
 30 XEQ 01
 31 CHS
 32 RCL 08
 33 RCL 24
 34 /
 35 +
 36 /
 37 STO 09
 38 RTN
 39 LBL 10
 40 LBL A
 41 STO 20
 42 FS?C 22
 43 RTN
 44 1
 45 STO 20
 46 XEQ 01
 47 XEQ 02
 48 RCL 21
 49 *
 50 RCL 08
 51 *
 52 RCL 09
 53 /
 54 +
 55 RCL 08
 56 /
 57 RCL 24
 58 *
 59 STO 20
 60 RTN
 61 LBL 11
 62 LBL B
 63 STO 21
 64 FS?C 22
 65 RTN
 66 RCL 08
 67 RCL 24
 68 /
 69 XEQ 01
 70 -
 71 XEQ 02
 72 RCL 08
 73 *
 74 RCL 09
 75 /
 76 /
 77 STO 21
 78 RTN
 79 LBL 12
 80 LBL C
 81 STO 22
 82 FS?C 22
 83 RTN
 84 RCL 20
 85 ENTER
 86 +
 87 RCL 08
 88 *
 89 RCL 24
 90 /
 91 RCL 21
 92 RCL 08
 93 *
 94 RCL 09
 95 /
 96 1
 97 -
 98 RCL 23
 99 *
100 +
101 RCL 21
102 RCL 08
103 *
104 RCL 09
105 /
106 1
107 +
108 /
109 STO 22
110 RTN
111 LBL 13
112 LBL D
113 STO 23
114 FS?C 22
115 RTN
116 RCL 20
117 ENTER
118 +
119 RCL 08
120 *
121 RCL 24
122 /
123 RCL 21
124 RCL 08
125 *
126 RCL 09
127 /
128 1
129 +
130 RCL 22
131 *
132 -
133 1
134 RCL 21
135 RCL 08
136 *
137 RCL 09
138 /
139 -
140 /
141 STO 23
142 RTN
143 LBL 14
144 LBL E
145 STO 24
146 FS?C 22
147 RTN
148 XEQ 01
149 XEQ 02
150 RCL 21
151 *
152 RCL 08
153 *
154 RCL 09
155 /
156 +
157 RCL 08
158 /
159 1/X
160 STO 24
161 RTN
162 LBL 17
163 LBL c
164 ADV
165 RCL 08
166 7PRTX
167 RCL 09
168 7PRTX
169 RCL 20
170 7PRTX
171 RCL 21
172 7PRTX
173 RCL 22
174 7PRTX
175 RCL 23
176 7PRTX
177 RCL 24
178 7PRTX
179 RTN
180 LBL 02
181 RCL 22
182 RCL 23
183 CHS
184 GTO 00
185 LBL 01
186 RCL 22
187 RCL 23
188 LBL 00
189 +
190 RCL 20
191 /
192 2
193 /
194 RTN
195 STOP
196 END

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