| GENERAL | 
| Type: | Amateur multi-mode data controller | 
| CPU: | Zilog Z80A @ 4.91 MHz | 
| System ROM: | 64 KB (27C512 EPROM) | 
| System RAM: | 32 KB (43256C-15L SRAM with battery backup) | 
| Computer ports / Speed: | RS-232C (DB25) and TTL  / 300, 1200, 2400, 4800 and 9600 bd | 
| Power supply: | 12 VDC (Barrel connector, center positive) | 
| Current drain / power consumption: | Max 500 mA | 
| Dimensions (W*H*D): | 238*35*240 mm (9.37*1.38*9.45") | 
| Weight: | 1.15 Kg (2.54 lb) | 
| Other features: | DB25 parallel printer port. | 
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| RADIO COMM'S SECTION | 
| Modes 
 (Depending on firmware and
 installed hardware options):
 | Packet AMTOR
 RTTY
 ASCII
 CW
 NavTex
 WeFax
 SSTV.
 A contest memory CW keyer mode is also included
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| GPS / APRS functions: | No | 
| Mailbox: | 3 KB | 
| Radio ports: | Radio 1: 5-pin DIN (180°) Radio 2: 5-pin DIN (180°)
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| Data rate over radio: | 45-1200 bd (2400 bd "Turbo" option) | 
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| MISCELLANEOUS | 
| Manufactured: | Hong Kong, 1988-199x (Discontinued) | 
| Additional info: | FCC ID: EW75SB1278 | 
| Related documents: | Fast start (691 KB) User manual v3 (27 MB)
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| Modifications and fixes: |  | 
| Reviews: | CQ: May 1989, page 30 | 
| Options / Accessories: | 
| MFJ-43 MFJ-1282B
 MFJ-1287B
 MFJ-1289
 MFJ-1289W
 MFJ-2400
 | Real-time clock module Starter pack with Multicom software (Commodore 64/128)
 Starter pack with Multicom software (Macintosh)
 Starter pack with Multicom software (MS-DOS)
 Starter pack with Multicom software (Windows 95/98/NT/2000)
 2400 bd modem unit
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