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hp15c_program

HP-15C / DM15L programs

HP-15C

DM15L

  • Display time/date for 5 minutes
    A ON
  • System info
    E ON
  • Switch complex mode (c annunciator)
    on: g SF 8
    off: g CF 8

Tips

  • Display format
    f FIX 3   Selects fixed point display mode, 3 decimal places
    f SCI 5   Selects scientific notation display mode, 5 decimal places
  • Toggle digit seperator
    . ON
  • Erase all programs in memory
    g P/R
    f CLEAR PRGM

Programs

dBm to Watt

  • Set the calculator to program mode
    g P/R
  • Label the program A
    f LBL A
  • Enter the program
    STO 0
    10
    RCL 0
    10
    ÷
    y×
    1000
    ÷
    R/S
  • Leave program mode
    g P/R
  • Run the program, convert 37 dBm to Watt, should be approximately 5 W
    37
    f A

Watt to dBm

  • Set the calculator to program mode
    g P/R
  • Label the program B
    f LBL B
  • Enter the program
    1000
    x
    LOG
    10
    x
    R/S
  • Leave program mode
    g P/R
  • Run the program, convert 20 Watt to dBm, should be approximately 43 dBm
    20
    f B
hp15c_program.txt · Last modified: 2023/02/11 08:58 by admin