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CONVERTER, AC-DC

https://collections.galtmuseum.com/link/artifact6220
Material Type
Artifact
Other Name
ATR INVERTER
Date Range From
1940
Date Range To
1950
Materials
STEEL, RUBBER, PAPER
Catalogue Number
P19930064000
More detail
Material Type
Artifact
Other Name
ATR INVERTER
Date Range From
1940
Date Range To
1950
Materials
STEEL, RUBBER, PAPER
No. Pieces
1
Height
17.1
Length
25
Width
20.5
Description
RECTANGULAR STEEL BOX WITH ROUNDED CORNERS AND EDGES AND SILVERY-GREY GLOSS FINISH. BOX HAS SECOND SMALL BOX BUILT ON TOP WHICH CONTAINS VOLTMETER WITH GLASS FACE. FRONT FACE OF INVERTER HAS BLACK KNOBS, STEEL SWITCHES AND BLACK PRINTING. BOTH SIDES OF INVERTER HAVE 8 CIRCULAR HOLES REVEALING WIRING INSIDE. ON TOP OF INVERTER IS LEATHER STRAP HANDLE HELD IN PLACE WITH TWO RIVETED BRACKETS. BENEATH HANDLE ARE TWO STEEL PLATES RIVETED TO TOP OF INVERTER. THE LARGER PLATE HAS WARNING INSTRUCTIONS FOR USE. THE SMALLER PLATE HAS RED BACKGROUND AND "ATR" IN LARGE BLACK BORDERED GREY LETTERS. ACROSS BOTTOM OF PLATE IS "ATR MANUFACTURING CO. INC. SAINT PAUL, MINNESOTA, U.S.A." FRONT FACE OF INVERTER HAS TWO PLATES AS WELL. TOP ONE HAS STEEL KNOB SWITCH MOUNTED IN CENTER AND HAS "TAPE RECORDER" TO THE LEFT AND "TELEVISION SET" TO THE RIGHT. UNDER EACH IS A LIST OF ELECTRICAL DEVICES WHICH CAN BE USED AT THAT SETTING. SECOND PLATE HAS "ATR D.C. A.C. INVERTER" IN TOP LEFT CORNER. MOUNTED ON PLATE ARE TWO BLACK KNOBS, ONE FOR "FUSE" AND THE OTHER FOR VOLTAGE REGULATOR. AT FAR RIGHT IS BLACK BAKELITE SOCKET FOR "A.C. OUTPUT" AND AT FAR LEFT IS STEEL KNOB SWITCH FOR "ON-OFF". PLATE ALSO HAS ELECTRICAL INFORMATION AND CAUTIONS LISTED. AT BOTTOM RIGHT OF PLATE IS "ATR MANUFACTURING CO., INC. ST. PAUL, MINNESOTA MADE IN U.S.A.". AT BOTTOM LEFT OF FRONT ARE THREE ELECTRICAL POSTS WITH WING NUTS. ONE IS "CONTROL", THE NEXT IS "BND" AND THE THIRD HAS PLASTIC LABEL WITH "WHITE-HOT" RAISED ON IT. AT BOTTOM RIGHT IS SERIAL NUMBER "760031" STAMPED IN BLACK INK. ATTACHED TO POSTS ON FRONT IS LENGTH OF CABLE WITH BLACK RUBBER COVERING (6 CM) WITH TWO STEEL SPRING CLAMPS AT ITS END. ONE HAS PLASTIC LABEL WHICH READS "WHITE-HOT" AND THE OTHER READS "BLACK-GROUND". RUBBER ON CABLE IS CRACKING. INVERTER HAS A NUMBER OF SMALL SCRATCHES. WHITE CORROSION IS SET AROUND POSTS ON FACE.
Subjects
ENERGY PRODUCTION T&E
Historical Association
DOMESTIC
History
CHARGER WAS COLLECTER AND USED BY DONOR.
Catalogue Number
P19930064000
Acquisition Date
1993-10
Collection
Museum
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