Name: Macface more
Manufacturer:
Blurb: 16k Ram, Stealth MNI freezer, turbo loader (optional) mad monitor.

Name: Magnum Light Phaser more
Manufacturer: Sinclair Research Ltd
Price: £29.95
Blurb: It's black, looks mean, is made of plastic and plugs into your Spectrum. It promises a new kind of fun and isn't cheap. It's the new Sinclair Magnum lightgun, and MIKE DUNN is the man with his finger on the trigger.
Came with the Lightgun Games tape/disk.

Name: Mancomp MO184 Keyboard more
Manufacturer: Mancomp Ltd
Price: £54.95
Blurb: Black angular keyboard with separate numeric pad. 60 Full travel keys. Seperate numeric pad. Full sized space bar.
Source: Your Spectrum issue 11

Name: Marder Battery Back Up more
Manufacturer: Marder Electronics
Price: £17.99
Blurb: Battery back up for the Spectrum. 40 minutes usage after power out. Automatic switchout.
Source: Sinclair User Dec 83

Name: Masterface 1B more
Manufacturer: Andy Soft
Blurb: 8k Rom. Freeze button with turbo saver. Built-in monitor. Saves only to tape.
Source: Malyrule

Name: Masterface 2B more
Manufacturer: Andy Soft
Blurb: Follow up to the Masterface 1. Snapshot interface with options to save to tape at three separate speeds. (normal, high and trubo). Screen dump utility, monitor built in, Poke finder, memory search/view. Could only save programs to tape though, not disk/microdirve.
Source: Malyrule

Name: MB-02+ Disk Interface more
Manufacturer: 8BC
Blurb: Supports both DD (840k) and HD (1.8m) drives. Transfer rates of 25k/sec (DD) or 50k/sec(HD). 2k Eprom and 128k SRAM. Built in clock. Supports up to 4 drives. Kempston joystick port. Parallel port. Tape emulation system. Uses WD2797A disk controller + Z80-DMA.
Source: 8BC, in March 2007
Note: MB-02 (a prototype) was originally developed by MDV (Robert Letko) and Busysoft (Slavomir Labsky) - hence the name: [M]DV + [B]USY, 02 was a version of the system.
"8BC acquired the scheme and a operating system from these gentlemen and started producing MB-02+ (the "Plus" version had some nice improvements over the prototype). MB-02+ was a professional, although hand made, product. We were selling this approximately between 1995 and 2003.We sold some 70 pieces."
Distributed in Germany and some other West-European countries by Sintech (310.00 DM)

Name: ME16-48 Memory Upgrade more
Manufacturer: Computer Add-ons
Price: £20.50 (series B) £34.50 (Series A)
Blurb: Easy fitting.
Source: Sinclair User Oct 83

Name: Memoco Robotic Arm more
Manufacturer: Memoco Electron
Price: £129.95 (£49.00 for interface)
Blurb: 12 axis of movement. 270 degrees of rotation. 90 degree elbow. 270 degree wrist rotation.
Source: Your Computer May 85

Name: Mentor more
Manufacturer: Cybernetic Applications Ltd
Price: £345.00
Blurb: Semi-professional hydraulic arm. 6 degrees of movement; waist, shoulder, elbow and wrist elevation, wrist roll and gripper. Uses potentiometer type sensors.
Source: The Home Computer Advanced Course 1984

Name: Messenger, The more
Manufacturer: Sam Computers Ltd
Price: £22.00
Blurb: Device allowing data to be transfered from the Speccy to the Sam. It plugged into the expansion port on the Speccy and into the MIDI port of the Sam. It contained an NMI button that halted the system and transfered either the screen$ or the contents of Ram.
Source: Ruggiero Antonio
Note: The ROM image is available at Phil Kendall's The Spectrum ROMs Collection.

Name: MGT Plus D more
Manufacturer: Miles Gordon Technology
Price: £52.13
Blurb: Disk interface with snapshot button. Interface 1 compliant. Up to 780k storage. Loads 48k in 3.5 secs.
Source: Sinclair User Dec 88
Note: Runs the GDOS operating system.
Comes with a Plus D System Tape.
The ROM image(s) is/are available at Phil Kendall's The Spectrum ROMs Collection.
An alternative operating system was developed as well: Uni-Dos, which came as a replacement ROM chip and a floppy disk.

Name: MGT Two Face more
Manufacturer: Miles Gordon Technology
Price: £14.74
Blurb: Interface switcher box. Allows otherwise incompatible devices by connected together. (Opus/Beta/Microdrive) Also includes joystick port.
Source: Sinclair User Dec 88

Name: MGT Vidi-ZX Digitiser more
Manufacturer: Miles Gordon Technology
Price: £26.04
Blurb: Video capture device.
Source: Sinclair User Dec 88
Note: This may be the same device as the 'Rombo Vidi-ZX'

Name: Microbyte Protection Unit more
Manufacturer: Microbyte
Price: £13.95
Blurb: Battery back up for your Spectrum. Protects against lost data due to power cuts.
Source: Sinclair User May 84

Name: Micro Command more
Manufacturer: Orion Data
Price: £49.95
Blurb: Sensational advance in computer game technology. You speak, the computer obeys. Easy to program voice control. Sensitive to individual voices. Instant response.
Source: Sinclair User May 84
Note: Came with the Micro Command Cassette.
Read the feature

Name: Micro-Console more
Manufacturer: G. Chapman Ltd
Price: £7.50
Blurb: Holds Spectrum and Microdrive/Printer.
Source: Sinclair User Oct 83

Name: Microframe more
Manufacturer: Gordon Micro Ltd
Price: £149.50
Blurb: A frame to hold all your exteranl bits with PSU
Source: ZX Computing August 85

Name: Micro Myte 60 more
Manufacturer: Micro Myte Communications Ltd
Price: £48.00
Blurb: Accoustic modem. 1000 baud.
Source: ZX Computing Oct/Nov 83

Name: Micro Power Add-On more
Manufacturer: Micro Power Ltd
Price: £19.95
Blurb: Bring joy to your joystick ! 1 standard joystick port. 2 potentiometer joystick ports. Amplified sound. 3 channel sound generator using the AY-3-8910 chip.
Source: Sinclair User Sep 83

Name: Micropride Trackball more
Manufacturer: Micropride Ltd
Price: £19.95 (interface £7.95)
Blurb: A trackball for your Spectrum !
Source: Your Computer March 85

Name: Microtext Keyboard more
Manufacturer: Microtext UK Ltd
Price: £53.45
Blurb: Full travel keyboard with added 'joystick' keys and a fire button.
Source: ZX Computing Dec/Jan 84

Name: Micro-Tidy more
Manufacturer: G. Chapman Ltd
Price: £22.45
Blurb: Space for your Spectrum, PSU, tape recorder & tapes.
Source: Sinclair User Oct 83

Name: Microvitec Cub Monitor 1431/MZ more
Manufacturer: Microvitec Ltd
Price: Send for info.. (Aren't those adverts annoying !)
Blurb: 585x452 resolution. 18Mhz.
Source: Sinclair User May 84

Name: MIDISYNC more
Manufacturer: Icon Design Ltd
Blurb: £199.95

Name: Midwich Interface more
Manufacturer: Midwich Computer Company Ltd
Price: £22.95
Blurb: Analogue joystick interface. Uses ZN499E A/D converter. Movement of joystick results in signal from 0 to 255 allowing true analogue movement. Available in kit format at £17.20
Source: ZX Computing Apr/May 83

Name: Midwich Rampack more
Manufacturer: Midwich Computer Company Ltd
Price: £29.95
Blurb: 32k external ram pack that upgrades your Spectrum's memory to 48k.
Source: Sinclair User - Jan 83

Name: Miracle WS2000 Modem more
Manufacturer: Miracle Technology
Price: £154.73
Blurb: 300/300 to 1200/1200 baud. Required any standard RS232 interface.
Source: Your Spectrum issue 17

Name: Miracle WS3000 Modem more
Manufacturer: Miracle Technology
Blurb: Not much. It was a press release ! Required any standard RS232 interface.
Source: Your Sinclair Jun 86

Name: Miracle WS4000 Modem more
Manufacturer: Mircale Technology
Price: £149.95
Blurb: Intelligent speed buffering. Not much as this was a press release and not a full advert.
Source: Your Sinclair Oct 86

Name: Miracle ZX Printer Interface more
Manufacturer: Miracle Systems Ltd
Price: £39.95
Blurb: Plugs directly into the RS232 interface of the Interface 1. Centronics compatable.
Source: Your Computer Jan 85

Name: Mirage Microdriver more
Manufacturer: Mirage Microcomputers Ltd
Price: £39.95
Blurb: Tranfers all your programs to Microdrive at the touch of a button. Freezes any software. Poke facility.
Source: Your Spectrum issue 17

Name: Monicron more
Manufacturer: Macquillan Electronics
Price: £14.95
Blurb: Load programs every time via 'Vu level meter'. Record speech with built-in microphone. Amplify the Spectrum sound. Built-in speaker.
Source: Sinclair User Oct 83

Name: Morex Floppy Disk System more
Manufacturer: Morex Peripherals Ltd
Blurb: 200k storage. 250k/sec. Self loading DOS.
Source: Your Spectrum issue 2

Name: Morex Interface more
Manufacturer: Morex Peripherals Ltd
Price: £39.95
Blurb: Centronics and RS232 ports. Built-in word processor. Supports all BASIC printer commands. Graphics dump. Line length limited only by printer. Full handshaking for both ports. Baud rates of 50 to 2400 bps.
Source: ZX Computing Aug/Sep 83

Name: Mukbus more
Manufacturer: Microtext UK Ltd
Price: Keyboard £41.95, PSU £36.95, Card frame £36.95, Case £11.50
Blurb: All-in-one keyboard & power supply unit. 40 full travel keys.
Source: Sinclair User Dec 83

Name: MulteProm more
Manufacturer: Camel Products
Price: £199.95
Blurb: Economical and sophisticated gang coupler.
Source: Sinclair User Jan 85

Name: Multiface more
Manufacturer: Jelec Design Ltd
Price: £134.50
Blurb: Multi-function interface. 16bit in or out. 8 bit byte in and out. Digital to anologue. Analogue to digital.
Source: Sinclair User June 86

Name: Multiface 1 more
Manufacturer: Romantic Robot UK Ltd
Price: £39.95
Blurb: No 1 multipurpose interface for the Spectrum. Internal 8k ROM and RAM. Fully automatic saving to Microdrive, Wafadrive, Beta, Opus, etc. Joystick interface. Toolkit with Peek/Poke functions.
Source: Your Sinclair Jan 87
Note: The ROM image is available at Phil Kendall's The Spectrum ROMs Collection.
Read the feature

Name: Multiface 128 more
Manufacturer: Romantic Robot UK Ltd
Price: £44.95
Blurb: For the Spectrum 128. See Multiface 1.
Source: Sinclair User Dec 88
Note: The ROM image is available at Phil Kendall's The Spectrum ROMs Collection.

Name: Multiface +3 more
Manufacturer: Romantic Robot UK Ltd
Price: £44.95
Blurb: As Multiface 1/Multiface 128 but for the ZX Spectrum 128+3. Allows comercial software to be halted and copied to disk.
Source: Sinclair User Dec 88
Note: The ROM image is available at Phil Kendall's The Spectrum ROMs Collection.

Name: Multiprint more
Manufacturer: Romantic Robot UK Ltd
Price: £39.95
Blurb: Printer interface with built-in software and freeze button. Fully compatible with all ZX commands. Compatable with all Spectrums except +2 and +2a. 8k ROM includes Multi-toolkit with tools to view frozen programs. 8k RAM to use as you like. Can be used as a printer buffer or to load in Lifeguard (infinite lives finder) or Genie (disassembler).
Source: Sinclair User Dec 88

Name: Multi-ROM more
Manufacturer: Companion Software
Price: £41.95

Name: Multiron I/O Support Module 1 more
Manufacturer: Multiron
Price: £14.60
Blurb: 8 channel A/D converter.
Source: Sinclair Projects Jun/Jul 84

Name: Multiron ZX Spectrum User Port more
Manufacturer: Multiron
Price: £13.90
Blurb: 16 line i/o port with crash reset button.
Source: Sinclair Project Jun/Jul 84

Name: Multi Sound Generator more
Manufacturer: Add.On.Its
Price: £24.50
Blurb: Sound generator. Allows a multitude of sounds such as Zaps, Lasers etc.
Source: Home Computer Weekly August 83

Name: Music Machine more
Manufacturer: Ram Electronics Ltd
Price: £49.95
Blurb: Transform your Spectrum into a powerful music computer. Sound sampling, eight voices, MIDI port, reverb, echo.
Source: Your Sinclair Jan 87
Note: Came with the Music Machine tape.
Read the feature

Name: Musicom ML-10 more
Manufacturer: Micro Music Ltd
Price: £52.95
Blurb: Interface that allows the Spectrum to be connected to the Casio MT200/PA1 synthesiser. Supplied with editing software.
Source: Sinclair User Nov 84

Name: MW-100 more
Manufacturer: Mindware
Price: $139.95
Blurb: American entry into the cheap Speccy printer market. This is a small dot matrix machine that prints on 1.75inch wide paper. It boasts several print modes including 32 character line-for-line, 132 character and 16 character wrap-around. Originally produced for the American Spectrum (Timex).
Source: Sinclair User - Mar 83