Vacuum tube

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

ATTRIBUTE THIS IMAGE

Ingenium, 1994.0268.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE: CLASS A POWER AMPLIFIER
DATE: 1950
ARTIFACT NUMBER: 1994.0268.001

MANUFACTURER: PHILCO CORP. OF CANADA LTD.
MODEL: 50A5
LOCATION: Toronto, Ontario, Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: TUBE: GLASS; METAL; SYNTHETIC/ CARTON: CARDSTOCK

Dimensions

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

Length: 7.6 cm
Width: 2.9 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Vacuum Tubes
Category: Receiving
Sub-Category: N/A

Manufacturer

AKA: PHILCO
Country: Canada
State/Province: Ontario
City: Toronto

Context

Country: Canada
State/Province: Unknown
Period: 1950'S & 1960'S
Canada: TUBE MADE BY PHILCO IN TORONTO
Function: USED AS A BEAM POWER AMPLIFIER IN THE OUTPUT STAGE OF RADIO RECEIVERS (LOKTAL TUBES USUALLY USED IN CAR RADIOS)
Technical: TYPE SAMPLE OF A 'LOCKTAIL' TUBE. THEY WERE OFTEN USED IN CAR OR PORTABLE RADIO RECEIVERS BECAUSE THEY WERE NOT EASILY DISLODGED FROM THEIR SOCKETS.
Area Notes: Unknown

Details

Markings: TUBE: PRINTED ON GLASS: 'MADE IN CANADA/ 50A5/ PHILCO/ REG. U.S. PAT. OFF./ LOKTAL/ WHEN RENEWING/ INSIST ON/ A GENUINE/ PHILCO TUBE/ A1'/ CARTON: READS IN PART: 'PHILCO/ TRADE MARK REG./ RADIO TUBE/ 50A5/ Performance Guaranteed [exc.point]/ PHILCO CORP OFCANADA LIMITED TORONTO CANADA'
Missing: N/A
Finish: TUBE: UNCOLOURED GLASS WITH YELLOW PRINTING/ CARTON: BLUE & YELLOW
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

PHILCO CORP. OF CANADA LTD., Vacuum tube, after 1950, Artifact no. 1994.0268, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1994.0268.001/

FEEDBACK

Submit a question or comment about this artifact.