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:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1999.0242.001
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 IMAGEPURCHASE 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
- VHF AMPLIFIER TWIN TRIODE
- DATE
- Unknown
- ARTIFACT NUMBER
- 1999.0242.001
- MANUFACTURER
- Philips
- MODEL
- 7308
- LOCATION
- Netherlands
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- .1 GLASS ENVELOPE; METAL PINS & PARTS/.2 CARDBOARD
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 2.0 cm
- Height
- 6.4 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- Philips
- Country
- Netherlands
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- Unknown
- Canada
-
ONE OF COLLECTION OF VACUUM TUBES USED BY DONOR FOR HIS PART-TIME HOBBY OF ELECTRONICS SERVICING (DONOR'S HISTORY IN 1999.0217 SUPP. INFO.) - Function
-
VACUUM TUBE USED AS VHF AMPLIFIER. - Technical
-
EXAMPLE OF TWIN TRIODE VHF AMPLIFIER. - Area Notes
-
Unknown
Details
- Markings
- .1 WHITE LETTERING ON TUBE READS "PHILIPS/ 7308", "HOLLAND" & "SQ/ SPECIAL QUALITY/ 7308"/.2 BLACK & BLUE LETTERING ON BOX END READS "7308/ HOLLAND/ PHILIPS"; WHITE LETTERING ON BOX SIDES READS "PHILIPS"
- Missing
- .1 PIECE OF FLAP DETACHED
- Finish
- .1 COLOURLESS TRANSPARENT GLASS; METALLIC PINS; BLACK & GREY INTERIOR PARTS/.2 YELLOW & BLUE EXTERIOR
- Decoration
- .2 BLUE STRIPE, RED LOGO
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Philips, Vacuum tube, Unknown Date, Artifact no. 1999.0242, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1999.0242.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
![...](https://files.ingeniumcanada.org/items/coll/77/599/1998-0715-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/559/1998-0735-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/639/1998-0695-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/569/1998-0730-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/465/1998-0782-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/493/1998-0768-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/565/1998-0732-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/653/1998-0688-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/643/1998-0693-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/489/1998-0770-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/605/1998-0712-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/691/1998-0669-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/499/1998-0765-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/549/1998-0740-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/516/1999-0226-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/555/1998-0737-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/504/1999-0232-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/833/1998-0598-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/735/1998-0647-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/464/1999-0252-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/695/1998-0667-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/522/1999-0223-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/663/1998-0683-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/518/1999-0225-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/474/1999-0247-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/547/1998-0741-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/593/1998-0718-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/527/1998-0751-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/651/1998-0689-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/43/348/1982-0727-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/733/1998-0648-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/466/1999-0251-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/621/1998-0704-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/797/1998-0616-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/693/1998-0668-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/647/1998-0691-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/807/1998-0611-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/689/1998-0670-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/530/1999-0219-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/539/1998-0745-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/709/1998-0660-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/829/1998-0600-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/528/1999-0220-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/86/217/1966-0257-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/441/1998-0797-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/799/1998-0615-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/705/1998-0662-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/537/1998-0746-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/482/1999-0243-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/506/1999-0231-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/545/1998-0742-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/543/1998-0743-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/731/1998-0649-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/683/1998-0673-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/495/1998-0767-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/619/1998-0705-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/641/1998-0694-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/99/991/1971-0620-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/462/1999-0253-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/659/1998-0685-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/681/1998-0674-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/609/1998-0710-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/85/678/1966-0566-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/721/1998-0654-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/571/1998-0729-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/801/1998-0614-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/767/1998-0631-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/486/1999-0241-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/449/1998-0790-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/500/1999-0234-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/761/1998-0634-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/529/1998-0750-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/438/1998-0800-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/601/1998-0714-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/665/1998-0682-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/86/023/1966-0366-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/428/1998-0810-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/625/1998-0702-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/455/1999-0258-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/541/1998-0744-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/487/1998-0771-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/68/024/1993-0104-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/86/028/1966-0362-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/631/1998-0699-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/520/1999-0224-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/789/1998-0620-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/442/1998-0796-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/933/1996-0389-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/759/1998-0635-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/661/1998-0684-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/460/1999-0254-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/443/1998-0795-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/633/1998-0698-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/43/337/1982-0738-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/453/1998-0788-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/492/1999-0238-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/79/524/1999-0222-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/573/1998-0728-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/77/719/1998-0655-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/71/964/1995-0656-001-aa-cs.jpeg)