The Apple-1 Registry

List of all original Apple-1. If you are a first time visitor and not familiar with iconic Apple-1 computer please read first all information.
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'Ray Borrill' Apple-1 - number 49 in the Registry

Version

2nd batch NTI

Number / stamps / sticker

Stamp 8, sticker with number 37

Location

Japan

Verification

According to pictures.

Condition

Working

Last update

Mar 31, 2018


Website / Pictures

Pictures

?Note: In some countries, including those in the European Union, you need permission to use a picture and it is not allowed just to copy and paste whatever you find online. For this reason you find only a link as long as we don't have a written permission.

Description

Black plastic DRAM.
3 gold, 2 blue 22uF caps.
Triad transformers.
Uses DO-27 form factor rectifier diodes for +5Volt supply (either MR-500 or A-14F).
A very unusual white Synerteck 6502 and plastic film decoupling caps.
Also an 8 in a circle is stamped on the back.
Mike has a comprehensive component list for this board detailed in spreadsheet.


History

This Apple-1 is the last remaining of an order of 15 placed by Indiana computer-chain store owner Ray Borrill in late 1976.
This is the unit sold at auction for $14,000 at the VCF, 2000.
Sold for $25,000 to a Japanese person.


Components

White ceramic Synertek C6502 CPU /7640), plastic MOS MPS 6520 PIA (0278), 8 KB pastic DRAM (MK4096N-11). 3 small golden capacitors, 2 small and 3 blue big capacitors.


Equipment

Cassette Interface.White Operation Manual. Preliminary Basic Manual. Cassette Interface Manual.


State

Very good. PIA not original. 74154 changed 11/93.


Change log (since March 20, 2018)

Mar 31, 2018: Components. State




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