ZX Spectrum Issue 1,
Serial 002083, Rubber Keys, Excellent condition, Re-Capped with Vishay
Capacitors and Discreet Composite Mod done.
Modern Daughterboard
supplied to upgrade to 48K.
Unit is in excellent
condition, Box and Polys are also in good condition for age.
ZX Spectrum Issue 1, Boxed, Tested, Serviced, in really excellent condition.
An excellent original ZX Spectrum, recently refurbished. Fully
tested.
Spectrum Issue 1:
- Recapped with
Vishay Capacitors (radial and axial, matching, original blue colour)
- Discreet Composite Mod Done
(capacitor type)
- Keyboard faceplate is original and in
excellent condition.
- Keyboard mat is
original, and Issue 1 Grey
- Keyboard
Membrane is new, (keyboard mat cleaned)
- Lower Ram – NEC416
- Upper Ram – New
Modern Daughterboard (fully tested)
- ULA – Version
5C102E (with 'Dead Cockroach' Mod)
- ROM – Hitachi /
Sinclair Type
- Processor – NEC
(with Spider Modification)
Included is:
- ZX Spectrum Issue
1
- New Modern 9v
regulated power supply (reduces risk of voltage issues and heat dissipation).
- Original Power Supply
(1.2A) testing and working
- Manuals
- Box and Poly’s
- Original Mic / Ear Leads
and RF Leads
- New Mic / Ear Lead
- Composite lead
(black to maintain appearance of original)
- On / Off Switch
- HDMI
Upscaler (Please note that this is unlikely to work with many or any TV's depending on the arrangement, given the video circuitry of the issue 1 are an early design)
Tests performed:
- Basic memory
tests (two types, Alford / Smith)
- 1 Hour+ Soak test
- ULA checks
- DIVMMC tested and
working (DIVMMC not included)
- Kempston Joystick
interface tested and working ok (Kempston Joystick and Interface not included)
- Keyboard test
- Load from tape
(ear)
- Save to Tape
(mic)
- 16K and 48K games
tests
Please note all chips
are discretely security marked and tamper proof stickers will be added before
dispatch to deter the unscrupulous few from switching out components and making
returns.
TV monitor and old
power supply and any other equipment shown for testing purposes is not
included.