3
edits
Changes
Jump to navigation
Jump to search
File:Speak & Spell circuit board (front).jpg (view source)
Revision as of 19:10, 13 January 2024
, 19:10, 13 January 2024no edit summary
Decently high resolution photo of a Speak & Spell's circuit board, including power supply and speaker. The leads in the bottom right have replaced the battery leads and connect to a USB A connector.
Notable components are three Texas Instruments chips and a VFD.
The chips, from top to bottom and left to right, are labelled:
TMC0271N2L
MJFT 8822
6673 PHILLIPINES
CD2350NL
MADW 8801
3728 PHILLIPINES
TMC0281NL
MDFU 8826
7648 PHILLIPINES
Notable components are three Texas Instruments chips and a VFD.
The chips, from top to bottom and left to right, are labelled:
TMC0271N2L
MJFT 8822
6673 PHILLIPINES
CD2350NL
MADW 8801
3728 PHILLIPINES
TMC0281NL
MDFU 8826
7648 PHILLIPINES
.jpg){kind=link}
.jpg&action=edit){kind=link}
.jpg&oldid=2206){kind=link}
.jpg&action=edit&redlink=1){kind=link}
.jpg&action=history){kind=link}