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EAI TR-10

YEAR: 1960
ITEM: Analog Computer
COMPANY: Electronic Associated Incorporated
COUNTRY: USA
IN OUR COLLECTION: Yes

The PACE TR-10 was the first completely transistorized analog computer and was offered to the public by 1960. We are dating it based on an ad that appeared in a 1960 magazine. >/p>

The TR-10 has a compact size of 15” x 16” by 24” high and is priced at $4,000. This model is a general purpose desktop analog computer with a simple turn dial feed design that provides solutions to engineering problems. It utilizes germanium transistor circuits and operates on 10 volts DC. The options of the EAI TR-10 include: up to 18 integrator networks, up to 18 quarter-square multipliers, up to 9 variable diode function generators, up to 9 fixed diode function generators, 1 relay comparator, and 1 display module.

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Documents

Documents for this item have not yet been scanned or not yet posted. There are a lot of pages...contact us if you have an immediate need. (Although there are not a lot of "immediate needs" for a 70+ year old computer!)



OUR DEFINITIONS OF RARITY

One of a Kind: Only known existing item.
Exceedingly Rare: Only 2 to 10 known to exist.
Very Rare: Only 11 to 25 are known to exist.
Rare: Only 26 to 50 are known to exist.
Difficult: Difficult to find.
Available:Can be commonly be purchased.
Unknown: We cannot make a determination.

(For comparison: Many people consider the Apple-1 computer to be rare. As of 2025 there are 92 confirmed and probable Apple-1 computers.)

We are still building. This feature will be ready by the end of September 2025.

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