All three Teleram models used the same design and configuration, but with varying screen sizes. The T-3000 was one of the earliest notebook computers. The T-3500 Office Station converted all Teleram models to full-fledged desktop computers with hard and floppy disk drives.
Teleram T-3000 (1982, laptop)
Original Retail Price: $2,795 to $3,495
Base Configuration: Z80 CPU, CP/M 2.2, 64K RAM, 4K ROM, 128K bubble memory, monochrome LCD, integral keyboard/keypad, RS-232C port
Video: 4-line x 80-column text
Size/Weight: 13 x 9.75 x 3.5 inches, 9.75 lbs.
Important Options: T-3500 Office Station, additional 128K bubble memory
Teleram T-4000/T-5000 (early 1984, laptop)
Original Retail Price: $1,995 (T-4000)/$2,495 (T-5000)
Base Configuration: Z80L CPU, CP/M-80 or UCSD p-System, 64K RAM, 4K ROM, 128K bubble memory storage (256K max), monochrome LCD, integral keyboard/keypad, RS-232C port, teleText software
Video: 8-line (T-4000)/16-line (T-5000) x 80-column text
Size/Weight: 10 lbs.
Important Options: T-3500 desktop expansion unit