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Title: GSE 111 Amplifier by Geospace [Go to resource]
Description: GSE 111 Amplifier by Geospace, c. 1960. Consists of: Master unit 50x20x44 cm. Second unit 58x20x44 cm. Controlled Gain Expander unit 18x9x20 cm License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1960 Source: Science Museum Creator: Geospace (maker) Identifier: 1985-1440 Go to resource More Like this...
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