Accession Number: 2017.ph.736
Instrument Name: Audio Generator
This object is a grey box with a black handle on one side and a control panel. At the centre of the control panel is a knob with a large clear plastic indicator needle that can be adjusted around a dial printed on the panel. Also on the panel is a toggle switch with an indicator light. There is a switch directly below the dial is a sliding switch to switch between “SINE” and “SQUARE”. On the right side there are two plugs with screw caps for connecting a wire, these are labelled “OUTPUT”. At the base of the panel there are two knobs with several settings. One is labelled “BAND”, the other “AMPL.”
At the back of the box, there are a number of ventilation slots, and a black power cable with a standard two prong plug.
Primary Materials: Metal, Plastic
On the control panel: “AUDIO GENERATOR” “SINE AND SQUARE WAVE”
On the top left of the control panel: “MODEL 377” “SER. NO. A 11210”
On the top left of the control panel: “EICO” “REG. U.S. PAT. OFF”
On the bottom left of the control panel: “ELECTRONIC INST. CO. INC. L.I. CITY 1. N.Y.[?]”
Dimensions (cm): 28cm x 18.9 x 18cm
Generating sound, both sine wave and square waves.
Good. The case has some indications of use in the form of smudges and scratches. One corner of the top of the case is slightly corroded.
Electronic Instrument Company Ltd. (EICO)
Date of Manufacture: After 1945
University of Toronto Department of Physics