The Museum of HP Calculators


Bode Plot of Btwth & Chby Fltr for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the Electrical Engineering Solution Book. 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 "BODE"
 02 FIX 03
 03 RCL 01
 04 10
 05 /
 06 10^X
 07 1
 08 -
 09 SQRT
 10 STO 01
 11 1
 12 XEQ 09
 13 ST* 02
 14 ST* 03
 15 ST* 04
 16 ST* 05
 17 RCL 06
 18 *
 19 STO 15
 20 "?"
 21 PROMPT
 22 STO 14
 23 "0,1-?"
 24 PROMPT
 25 SF 01
 26 X=0?
 27 CF 01
 28 LBL E
 29 0
 30 STO 09
 31 STO 12
 32 1
 33 STO 11
 34 RCL 00
 35 STO 10
 36 XEQ 07
 37 LBL 08
 38 RAD
 39 XEQ 06
 40 RCL 07
 41 RCL 13
 42 +
 43 RCL 08
 44 R-P
 45 ST/ 11
 46 X<>Y
 47 ST- 12
 48 RCL 08
 49 RCL 07
 50 R-P
 51 ST* 11
 52 P-R
 53 RCL 13
 54 +
 55 RCL 08
 56 R-P
 57 X^2
 58 X<>Y
 59 RDN
 60 /
 61 ST+ 09
 62 DSE 10
 63 GTO 08
 64 RCL 04
 65 1
 66 XEQ 09
 67 /
 68 RCL 11
 69 LOG
 70 20
 71 *
 72 RND
 73 RCL 12
 74 1
 75 P-R
 76 DEG
 77 R-P
 78 CLX
 79 RCL 09
 80 "T="
 81 XEQ 05
 82 "[angle]="  ;"\0D="
 83 XEQ 05
 84 "MAG="
 85 XEQ 05
 86 "F="
 87 XEQ 05
 88 RCL 05
 89 RCL 04
 90 FS? 01
 91 GTO 00
 92 RCL 15
 93 +
 94 GTO 03
 95 LBL 00
 96 RCL 06
 97 *
 98 LBL 03
 99 STO 04
100 X<=Y?
101 GTO E
102 RTN
103 LBL 07
104 GTO IND 14
105 LBL 04
106 XEQ 03
107 GTO 00
108 LBL 02
109 XEQ 01
110 LBL 00
111 1/X
112 CHS
113 GTO 04
114 LBL 01
115 RCL 04
116 RCL 02
117 /
118 GTO 04
119 LBL 03
120 RCL 04
121 X^2
122 RCL 02
123 X^2
124 -
125 RCL 04
126 /
127 RCL 03
128 /
129 LBL 04
130 STO 13
131 RTN
132 LBL 06
133 FS? 00
134 GTO 01
135 XEQ 01
136 1
137 RCL 01
138 1/X
139 R-P
140 X<>Y
141 RDN
142 LASTX
143 +
144 LN
145 RCL 00
146 /
147 E^X
148 LASTX
149 CHS
150 E^X
151 +
152 ENTER
153 ENTER
154 LASTX
155 2
156 *
157 -
158 ST* 08
159 RDN
160 ST* 07
161 2
162 ST/ 08
163 ST/ 07
164 RTN
165 LBL 01
166 RCL 10
167 2
168 *
169 1
170 -
171 RCL 00
172 /
173 XEQ 09
174 4
175 /
176 1
177 P-R
178 STO 07
179 X<>Y
180 STO 08
181 RTN
182 LBL 09
183 2
184 *
185 PI
186 *
187 RTN
188 LBL 05
189 ARCL X
190 AVIEW
191 STOP
192 RDN
193 RTN
194 END

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