Name: Pacer Disk Interface & Disk Drive more
Manufacturer: Omnitronics Ltd
Price: £189.95
Blurb: 400k storage. Built-in DOS. Supports 3.5 inch and 5.25 inch drives. Double or single sided. 40/80 track.
Source: Your Spectrum issue 18

Name: Pacesetter more
Manufacturer: Nidd Valley Micro Products Ltd
Price: £14.95
Blurb: Joystick interface with slow-down facility. Uses same hardware as the 'Slomo' but incooporates a Kempston compatable joystick interface.
Source: Crash issue 21 (Oct 85)

Name: Pacesetter Programmable more
Manufacturer: Nidd Valley Micro Products Ltd
Price: £29.95
Blurb: Same specification as the standard Pacesetter, but includes programmable joystick interface.
Source: Crash issue 21 (Oct 85)

Name: Page Programmable Joystick Interface more
Manufacturer: Page Computing
Price: £26.00
Blurb: Built in rapid-fire. Compatible with all software.
Source: Sinclair User August 84

Name: PC Keyboard and Mouse Interface more
Manufacturer: Scorpion & D.K.
Price: £10.00
Blurb: This interface allows you to attach a standard PC keyboard and any mouse (active or passive) to your Spectrum. The mouse will be recognised as "Kempston Mouse" add-on or Cursor, Sinclair or Kempston joystick.
CTRL+ALT+DEL resets the Spectrum.
Source: Scorpion

Name: Peker Assembler Cartridge more
Manufacturer: Peker Computers Ltd
Price: £17.95
Blurb: Built-on software. Very fast assembly. Screws up practically every other peripheral.
Source: Your Sinclair Jun 86

Name: Pellet Sound Amplifier more
Manufacturer: Pellet Products
Price: £12.95
Blurb: Spectrum beep amp with volume control, Load/Save control, Reset button.
Source: Your Computer May 84

Name: Petron Trichord more
Manufacturer: Petron Electronics
Price: £26.95
Blurb: Sound synthesiser box. Pre-set or custom sounds. 6134 chords (48k). Uses AY-3-8910 chip.
Source: ZX Computing Aug/Sep 85

Name: Pickard Controller more
Manufacturer: Success Services
Price: £20.45
Blurb: Connect any Atari-type joystick and tell it which keys to emulate.
Source: ZX Computing Aug/Sep 83

Name: Pinnacle Sound Amplifier more
Manufacturer: Pinnacle Electronics Ltd
Price: £7.99
Blurb: Battery powered sound amplifire/speaker.
Source: Sinclair User Dec 83

Name: Polyprint Interface more
Manufacturer: Cambridge Microelectronics
Price: £44.95
Blurb: Centronics interface.
Source: Your Spectrum issue 17

Name: PowerBase more
Manufacturer: Computer Add-ons
Price: £13.50
Blurb: Raised stand for your Spectrum includes Load/Save switch and On/Off switch. Saves wear&tear on connectors.
Source: Sinclair User Oct 83

Name: Power Buffer more
Manufacturer: Camel Products
Price: £17.35
Blurb: Battery back-up for your Spectrum. Uses Nickel Cadium batteries.
Source: Sinclair User Jan 85

Name: PR-Adaptor more
Manufacturer: PR Electronics
Price: £8.95
Blurb: Overheating? Noisy? Problems solved with PR Adaptor. No soldering or dismantling. Regulates PSU.
Source: ZX Computing Feb/Mar 84

Name: Print'n'Plotter Console more
Manufacturer: Print'n'Plotter Productions
Price: £5.25
Blurb: For the cost of a games cassette you can have a truly professional console for your Spectrum. We've cut costs (not cut quality) by designing a self-assembly method using relatively inexpensive materials like strong corrigated board.
Source: Sinclair User Oct 83

Name: Print'n'Plotter Keyboard Overlays more
Manufacturer: Print'n'Plotter Productions
Price: £2.95 (per pack of 10)
Blurb: Forgotten which keys to press when playing a game ? Just write the function of each key under the keys and keep for the next time you play again.
Source: Sinclair User Oct 83

Name: Print-SP more
Manufacturer: Camel Products
Price: £31.25
Blurb: Centronics printer interface.
Source: Sinclair User Jan 85

Name: Prism VTX5000 Modem more
Manufacturer: O.E. Ltd
Price: £74.95
Blurb: 1200/75 baud modem with viewdata terminal software on ROM. This modem was initially for use with Micronet 800 (a section of Prestel), but due to other software, was able to access other non-viewdata (scrolling) systems. Also able to do 1200/1200 half duplex.
Source: Sinclair User Sep 83
Note: Came with the VTX 5000 User To User Communications Software tape.
Read the feature

Name: Proface more
Manufacturer: Sintech
Price: 100.00 DM (external) or 90.00 DM (internal)
Blurb: This interface allows you to connect a standard PC AT keyboard to your Speccy. Special features include a warm-reboot key combination, F-key assignments for words like FORMAT and the use of the arrow keys and numeric pad.
Source: FBI & Sintech's web site
Note: Internal and external versions are available.

Name: Programmable Joystick Interface more
Manufacturer: Tenkolek
Price: L. 49.000

Name: Promer-SP more
Manufacturer: Camel Products
Price: £29.95
Blurb: EPROM programmer.
Source: Sinclair User May 84

Name: Protek 1200 Modem more
Manufacturer: Protek Computing Ltd
Price: £59.95
Blurb: A modem four times as fast and half the price of the modem you've been looking for. 1200/1200 or 1200/75 baud rates. Accoustic coupling.
Source: Sinclair User May 84

Name: Protek Switchable Joystick Interface more
Manufacturer: Protek Computing Ltd
Price: £19.95
Blurb: No programming required. No additional software. Switchable between Protek (cursor keys), Kempston and Sinclair.
Source: Sinclair User May 84