                                             October 22, 1963
DIGITAL Computer Bulletin                    PDP-1 Approved Options

     The PDP-1D is fast becoming a popular system, because of a
flexible method of processor memory sharing. Gerry Moore has
designed this system for Stanford, BBN, and he should be contacted
for details.



From:   R. F. Maxcy
To:  Distribution
     All Sales Personnel
     All Engineers
     

--

1.   PDP-1D
          Includes reader, punch, typewriter,
          automatic multiply/divide.             $100,000.
          
2.   Memory renaming facility                       5,000.

3.   Restricted Program Mode                        3,375.

4.   Special Instructions

     a.  szi                                          200.
     
     b.  cmi                                          200.
     
     c.  tia, tai, & tsw                            1,000.
     
     d.  lch, dch, and facility for Ring Mode       5,600.
     
     e.  dpf, lpf                                   1,000.
     
                                         $8.000.
                                         _______
                                         
     f.  ida                                          200.
     
     g.  idc                                          200.

5.   Clock                                          2,000.

6.   16 Channel SBS                                15,300.

PDP-1D Memory Pricing Schedule
______________________________

Memory Module  170A - 4K                           30,000.
               170B - 8K                           40,000.
               170C - 12K                          50,000.
               170D - 16K                          60,000.

Memory Control 121A                                 8,000.
               121B                                10,000.
               121C                                12,000.
               121D                                14,000.

Minimum System PDP-1D (170A, 121A)
PDP-1D                                            100,000.
170A                                               30,000.
121A                                                8,000.
Total                                            $138,000.

