Receiving Tubes

MRF: Sylvania
New Old Stock * No Longer Available for Export
SKU: 12AX7A-SYL
Images for reference only, product appearance may differ due to production changes.

Used in Horizontal deflection circuits of color television receivers.  Popular tube used in vintage CB/Ham amplifiers.
Ruggedized with thicker glass and plates. Tall version - 4-3/8" from base to top of anode.
New old stock * New in Box * No longer available for export.
MFR: RCA * Made in Holland
SKU: 20LF6-RCA-TALL

Used in Horizontal deflection circuits of color television receivers.  Popular tube used in vintage CB/Ham amplifiers.

New old stock * New in Box * No longer available for export.
MFR: Philips ECG
SKU: 20LF6-ECG

Grey Plate, and a round Halo Getter. Used in audio amplifiers.

New Old Stock * No longer available for export
MFR: Tung Sol
SKU: 12AY7-TS-LP

Triple Mica, Black Plate, and a round Halo Getter. Used in audio amplifiers.
MFR: Arcturus
SKU: 12AY7
New Old Stock * No longer available for export

12AX7 RCA High Mu Twin Triode Grey Plate Audio Tube (NOS)

New Old Stock * No Longer Available for Export
MRF: RCA 
SKU: 12AX7A-RCA-GP

12AX7A General Electric High Mu Twin Triode Grey Plate Audio Tube (NOS)

New Old Stock * No longer available for export
MRF: General Electric
SKU: 12AX7A-GE-GP

Picture for reference only. Product appearance may change due to production differences

MRF: Sylvania
Clean Used * No Longer Available for Export
SKU: 12AX7A-ECC83-SYL-P
Images for reference only, product appearance may differ due to production changes.

High Mu Twin Triode Grey Plate Audio Tube
New Old Stock * No longer available for export
MRF: Motorola
SKU: 12AX7-MOTO