Lazarus Archive · LZ-35403

Egret pipe organ controller, model TG-70

Egret Instruments, 1984. Firmware for an embedded controller.

Description

Control firmware for a pipe organ, read from the machine’s chips before it was scrapped.

Provenance

Bought as part of a box of disks at an estate sale and donated anonymously. Contacts were cleaned before reading. Every sector was recovered on the first or second read.

Preservation

Fixity (SHA-256)
0e9a6989b36c970173834ab8e3c28bcb2ef26792f64bf5254bd3473654565094
Last verified
Oct 26, 2026, by Vigil
Emulation profile
LZE-EMBED-2 · lz-mcu core
Copies
Three, on two kinds of storage, in two cities
Original carriers
Kept in cold storage in Vancouver

Access

Free, in the Lazarus reading room in Vancouver and in partner reading rooms.

In the reading room it runs in emulation under profile LZE-EMBED-2, from a read-only copy of the recovered image, as it would have on an embedded controller.

Cite as: Egret Instruments, Egret pipe organ controller, model TG-70 (1984). Lazarus Archive, LZ-35403.

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