Tubes - Transmitting, Audio, Misc.

Designed as a high voltage regulator
MFR: Unbranded but probably made by RCA
SKU:6HS5
New old stock * No longer available for export.

Designed to be used as a FM sound detector
New old stock * No longer available for export
MFR: RCA, GE, National, CEI, Mullard
SKU: 6HZ6

Designed to be utilized in the horizontal deflection amplifier of TV receivers.
MFR: RCA, CEI, Mullard, Made in Great Britain
SKU: 6GV5
New old stock * No longer available for export.

Designed to be used as a video amplifier in low B⁺ TV receivers. HIgh plate dissipation and low interelectrode capacitance makes this tube ideal for use in TV video and other wide band applications.

New old stock * No longer available for export.
MFR:  Philco, GE, Raytheon
SKU: 6HA6

Fully interchangeable with a 12AX7 tube

Used * No longer available for export
MFR: RCA
SKU: 5751-RCA-BP-P

Fully interchangeable with a 12AX7 tube

New old stock * No longer available for export
MFR: RCA
SKU: 5751-RCA-JRC-BP

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

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

New Old Stock * No longer available for export
MRF: RCA
Made in U.S.A.
SKU: 12AX7-RCA-BP

This tube was used in Swan Amplifiers.
New old stock * No longer available for export
MFR: RCA, USA
SKU: 6HF5-RCA