TI 59Model: TI-59
Battery: BP1 A
Adapter: AC9131 or DC9105
Year: 1980
Chip: TMC0501E TMC0582 TMC0583 TMC0571 TMC0594  4x TMC0598    
Info: TI-58 / 59 programmable        

ti 59 marine 01ti 59 marine 02ti 59 marine 03TI-58 or TI-59 calculator this rare Marine Navigation version uses a specialized module with navigation related programs. The calculator was mounted in a expensive wooden box and equipped with a DC-converter for usage on a boat. 

The TI-58 and TI-59 calculators introduced a novelty, the Solid State Software Modules™ with up to 5000 program steps. On the backside of the TI-58/59 you'll note a small lid with a place for a module. 

The Master Library, known as "Module -1-", with 25 different programs was included with the TI-58, TI-58C, and TI-59. Twelve additional Solid State Software Modules™, known as "Module -2- to -13-" were available from Texas Instruments as Standard Modules.



 1  Master Libray                                                     TMC0541
 2  Applied Statistics  TMC0542
 3  Real Estate Investment  TMC0543
 4  Surveying  TMC0544
 5  Marine Navigation  TMC0545
 6  Aviation   TMC0546
 7  Leisure Library  TMC0547
 8  Security Analysies  TMC0548
 9  Business Decision  TMC0549
 10  Math Utilities  TMC0550
 11  Electrical Engineering  TMC0551
 12  Agriculture  TMC0554
 12  Surveying ITALY  ???
 13  Structural Engineerign  TMC0553
 13  RPN Simulator  TMC0555
 16  Loran C Navigation  TMC0540