General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

MAHOGANY CASE/ BAKELITE PANEL/ METAL METER CASES, HARDWARE, & KNOBS/ LEATHER HANDLE

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

24.5 cm

Width

24.0 cm

Height

11.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Radio

Sub-Category

N/A

Manufacturer

AKA

HOYT

Country

United States of America

State/Province

Massachusetts

City

Boston

Context

Country

North America

State/Province

Unknown

Period

1928 THROUGH 1935

Canada

Unknown

Function

USED TO ANALYSE RADIO CIRCUITS WITH THE RADIO INSTALLED IN THE CABINET. THE EXTENSION 5 PRONG PLUG WAS USED TO CONNECT INTO THE CIRCUITRY VIA THE REMOVED TUBE'S SOCKET. THE TUBE WAS THEN PLACED IN THE ANALYSER WHERE CIRCUIT FUNCTIONS COULD BE MEASURED AS THE RADIO OPERATED.

Technical

AN EARLY EXAMPLE OF MULTI FUNCTION TEST SETS. FOR IN- STANCE, A SINGLE 1 MILLIAMP METER WAS USED WITH SERIES RESISTORS TO MEASURE 10 VOLTS OR 500 VOLTS AND SHUNTS TO MEASURE 25 MILLIAMPS OR 100 MILLIAMPS. A SIMI-LAR ARRANGEMENT IS USED FOR THE A.C. VOLTMETER. PREVIOUS TEST SETS USED SEPA- RATE METERS FOREACH RANGE

Area Notes

Unknown

Details

Markings

FULL OPERATING INSTRUCTIONS INSIDE TOP OF LID/ TERMINAL DESIGNATIONS ETC ENGRAVED INTO PANEL/ METERS: 'MADE IN U.S.A./ A.C. VOLTS/ [CALIBRATION FROM 0 TO 150]/ Hoyt' 'MODEL 500 MILAMPERES 1000 OHMS PER VOLT/ [CALIBRATED 0 TO 100; 0 TO 25; 0 TO 10; 0 TO 500]'

Missing

N/A

Finish

CASE, DARK MAHOGANY/ BLACK PANEL, CASES & TERMINALS/ NICKLE PLATED SWITCHES/ WHITE PRINTING ON PANEL/ BLACK PRINTING ON METERS

Decoration

N/A