General Information

Serial #

1131

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOODEN BOX; SYNTHETIC TOP PANEL AND SOME WORKINGPARTS; BRASS WORKING PARTS; PAPER CHART AFFIXED TO INSIDE LID.

Dimensions

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

Length

17.0 cm

Width

14.0 cm

Height

18.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Radio

Sub-Category

N/A

Manufacturer

AKA

Defence UK

Country

England

State/Province

Unknown

City

Southgate

Context

Country

Canada

State/Province

Unknown

Period

PROBABLY USED FROM 1915 UP TO WW II

Canada

THIS METER WAS OWNED BY J.P. HENDERSON AN OTTAWA RADIO AMATEUR (VE3AF) WHO WORKED AS A SHIP'S RADIO OPERATOR ON THE GREAT LAKES SHIPS DURING WWI. HE OPERATED AN AMATEUR EXPERIMENTAL STATION AT THE DOMINION OBSERVATORY AS EARLY AS 1926-27. [REF 1]

Function

USED TO TEST THE FREQUENCY OF SPARK GAP RADIO TRANSMITTERS AND RECEIVERS WITHIN A MEDIUM TO LONG-WAVE RANGE OF 100 TO 3000 METERS. [REF 1]

Technical

THE WAVEMETER WAS ESSENTIAL FOR ADJUSTING THE FREQUENCY AT WHICH RADIO EQUIPMENT WAS OPERATING IN ORDER TO BE ABLE TO TUNE THE APPARATUS. THIS TYPE WAS UNSUITABLE FOR RAPID & RECISE TESTING OF CONTINUOUS WAVE EQUIPMENT WHICH WAS REPLACING SPARK GAP EQ. BY THE END OF WWI. [REF 1]

Area Notes

Unknown

Details

Markings

PRINTED ON TOP PANEL: 'STATION TESTER/ MK. II/ No 1131/ W/T FACTORY./ W.D./ SOUTHGATE'/ PRINTED ON DIAL: '0' TO '180' IN INCREMENTS OF 20/ PRINTED ON SWITCHES: '2 IN/ 1 IN' 'RECEIVE'/ CHART AFFIXED TO LID READS IN PART: 'STATION TESTER MARK II NO 1131/ NEW STANDARD/ RANGE I RANGE II RANGE III/...CONDENSER READING...'

Missing

APPEARS COMPLETE

Finish

VARNISHED WOOD; BROWN TOP PANEL; LACQUERED BRASS

Decoration

N/A