Preamplifier
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,
2007.0274.001
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
- stereo/transistor/120-240 volt/ 50-60 hz
- DATE
- 1967
- ARTIFACT NUMBER
- 2007.0274.001
- MANUFACTURER
- DYNACO INC.
- MODEL
- PAT-4
- LOCATION
- Philadelphia, Pennsylvania, United States of America
More Information
General Information
- Serial #
- 18848601
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- Metal casing and knobs; plastic switches
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 34.2 cm
- Width
- 23.5 cm
- Height
- 10.9 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Sound
- Sub-Category
- N/A
Manufacturer
- AKA
- DYNACO
- Country
- United States of America
- State/Province
- Pennsylvania
- City
- Philadelphia
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1970's
- Canada
-
Used by Mr. Bauer with a Dynaco amplifier, now 1982.0442. - Function
-
To amplify weak phono or tuner signals and feed to power amplifier. Also provides tone controller. - Technical
-
Example of a relatively good quality preamplifier available in kit form in the 1970's. Dynaco's first solid-state preamp, incorporating fron-panel tape in/out jacks and a variable high filter. - Area Notes
-
Unknown
Details
- Markings
- Front, from upper proper right: dial with settings around it, clockwise from proper right "SPECIAL/ TAPE HEAD/ PHONO/ TAPE/ TUNER/ SPARE"/ dial marked "VOLUME"/ dial marked "BALANCE"/ dial marked "BASS"/ dial marked "TREBLE"/ dial marked "HI FILTER" and with settings, clockwise from the top "OFF/ 15/ 10/ 7"/ Front, from lower proper right: "DYNACO STEREO PREAMPLIFIER"/ a circular jack marked "INPUT"/ a switch marked "MONITOR" with label above marked "TAPE" and one below marked "INPUT"/ a switch marked "LOUDNESS" with label above marked "ON" and one below marked "OFF"/ a switch marked "LO FILTER" with label above marked "ON" and one below marked "OFF"/ two switches marked "A" and "B" with a label above linked to both switches marked "MONO" and one below marked "STEREO"/ a circular jack marked "OUTPUT"/ a switch marked "POWER"/ Back: on proper left side: a black piece of plastic marked "FUSE/ FUSE/ FUSE"/ "120 VAC 50-60 Hz 5 WATTS/ 100 ma SLO-BLO FUSE/ 240 VAC 50-60 Hz/ 50 MA SLO-BLO FUSE/ DYNACO/ PAT-4/ PHILADEPHIA, PA. U.S.A."/ Two red terminals, marked "UNSWITCHED"/ Two black terminals marked "SWITCHED"/
- Missing
- Appears complete.
- Finish
- Silver-coloured metal front and dials with brown body and switches.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
DYNACO INC., Preamplifier, 1967, Artifact no. 2007.0274, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2007.0274.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
![...](https://files.ingeniumcanada.org/items/coll/62/523/1991-0174-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/58/370/1988-0316-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/70/347/1995-1437-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/59/759/1989-0160-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/644/2007-0271-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/111/248/1976-0470-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/649/2007-0272-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/70/110/1995-1553-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/611/2011-0070-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/54/398/1987-1057-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/293/194/2012-1156-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/618/1996-0555-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/62/524/1991-0173-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/294/040/1987-0953-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/294/241/2016-0288-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/310/570/1971-0226-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/61/141/1990-0097-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/66/028/1992-0583-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/232/478/2016-0190-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/130/357/2004-0305-013-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/233/375/2016-0198-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/102/762/1972-0585-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/69/249/1994-0221-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/64/871/1992-1391-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/233/370/2016-0193-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/51/206/1986-0515-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/203/016/2013-0117-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/49/635/1985-0518-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/71/778/1995-0742-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/485/1987-0072-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/293/110/2014-0374-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/62/516/1991-0177-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/51/366/1986-0366-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/68/765/1994-0394-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/224/312/1966-1058-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/286/331/1987-0953-008-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/49/369/1985-0627-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/43/854/1982-0442-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/46/813/1984-1044-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/51/610/1986-0190-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/54/399/1987-1056-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/74/900/1997-0813-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/243/041/2016-0282-011-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/195/106/2008-0833-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/54/124/1987-1192-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/67/542/1993-0304-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/207/399/2014-0113-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/51/207/1986-0514-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/43/028/1981-0167-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/49/374/1985-0623-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/46/495/1984-1218-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/58/481/1988-0270-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/47/184/1984-0783-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/310/581/2011-0304-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/84/424/2003-0052-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/422/2004-0150-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/133/434/2006-0032-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/78/761/1998-0127-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/208/794/1968-0938-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/58/067/1988-0449-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/305/140/1994-0001-003-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/207/450/2014-0110-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/58/544/1988-0240-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/59/765/1989-0157-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/69/296/1994-0192-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/84/423/2003-0052-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/70/344/1995-1439-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/203/021/2013-0117-005-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/104/931/1973-0526-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/105/058/1973-0435-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/103/001/1972-0488-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/51/663/1986-0173-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/48/624/1984-0063-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/325/1996-0650-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/74/898/1997-0813-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/106/002/1973-0031-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/647/2007-0271-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/201/648/2007-0271-004-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/74/142/1996-0284-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/80/971/2000-0050-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/286/828/1996-0284-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/209/432/2014-0177-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/105/061/1973-0433-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/111/322/1976-0434-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/48/706/1984-0012-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/243/033/2016-0282-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/76/551/1997-0183-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/61/140/1990-0098-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/65/171/1992-1246-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/434/2004-0117-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/48/975/1985-0826-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/115/716/1978-0350-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/67/548/1993-0299-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/67/547/1993-0299-003-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/48/705/1984-0013-001-aa-cs.jpeg)