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Texas Instruments Speak & Spell (Japan)

Date of introduction:  1979 Display technology:  Fluorescent
New price:   Display size:  8 alphanumeric
Size:  10.0" x 7.0" x  1.3" 
 254 x 177 x 34 mm3
   
Weight:  16.7 ounces, 474 grams Serial No:  J011797
Batteries:  4*C cells Date of manufacture:  wk 08 year 1979
AC-Adapter:  ? Origin of manufacture:  Japan
Precision:   Integrated circuits:  TMC0271, TMC0281, TMC0351, TMC0352
Memories:      
Program steps:   Courtesy of:  Joerg Woerner

SpeaknSpell_78_JP_Label.jpg (45249 Byte)At first glance this rare Speak & Spell manufactured in Japan could be mixed-up with the Speak & Math due to the grey housing.

SpeaknSpell_78_JP_1.jpg (65451 Byte)Discovering this educational toy reveals a printed circuit board (PCB) and
Speech-ROM's identical to the original US product but some interesting modifications:

The jack of the head phone is placed above the display.
The position of the jack for the power supply is slightly shifted.

An inside view of some other dismantled Speak & Spell products could be found here.

This rare Speak & Spell was donated by Neil Williams. Thanks!



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If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, September 1, 2005. No reprints without written permission.