Audio Tubes
RF Parts Company has good selection of Vintage Audio tubes from Various manufacturers in USA and Overseas. Please check with Sales Staff if you do not see what you are looking for on website. We have many Vintage tubes available and can do our best to see if in our stock. Thanks.
Tube Basics & Questions? See Here
Please choose from the following AUDIO TUBES Sub-Catagory choices:

CK5963 Raytheon Gray Plate Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: Raytheon
SKU: CK5963-GP-RAY

5963 Sylvania Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: General Electric Company
SKU: 5963-SYL

5963 Sylvania Medium Mu Twin Triode Tube Green Label (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: Sylvania
SKU: 5963-GRN-SYL

5963 Sylvania Vintage Medium Mu Twin Triode Gold Label (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
- Gold Label Manufactured 1958 &1960
New Old Stock * New In Box * No longer available for export.
MFR: Sylvania
SKU: 5963-GOLD-SYL

5963 Westinghouse Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: Westinghouse
SKU: 5963-WH

5963-CHS-USN Sylvania Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export
MFR: General Electric Company
SKU: 5963-CHS-USN-SYL

GL5963 General Electric Black Plate Medium Mu Twin Triode (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New old stock * New In Box * No longer available for export
MFR: General Electric Company
SKU: GL5963-BP-GE

5963 RCA Black Plate Medium Mu Twin Triode (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New old stock * New In Box * No longer available for export.
MFR: RCA
SKU: 5963-BP-RCA

12AU7A RCA Medium-Mu Twin Triode (NOS/NIB)
In Stock
- For applications critical as to microphonics
New Old Stock * No longer available for export
MFR: RCA
SKU: 12AU7A-RCA
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12AU7A / ECC82 General Electric Medium Mu Twin Triode (NOS)
In Stock
The 12AU7A is intended for service in radio and television receivers or in Audio amplifiers. The 12AU7A exhibits a lower microphonic output than the 12AU7.
New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 12AU7A-ECC82-GE