6A-6D

Triode intended for use as a grounded grid UHF amplifier for bands IV and V.

New Old Stock * No longer available for export
MFR: RCA, Zenith
SKU: 6DL4/EC88

Triode intended for use as a grounded grid UHF amplifier for bands IV and V. 

New Old Stock * No longer available for export
MFR: Amperex
Made in Holland or Germany
SKU: 6DL4-AMP

Triode intended for use as a grounded grid UHF amplifier for bands IV and V. Made with gold pins

New Old Stock * No longer available for export
MFR: Amperex
Made in Italy
SKU: 6DL4-EC88-AMP-BB-ITALY

Designed for service as a wide band high frequency amplifier and is particularly suitable for use in TV receivers
MFR: RCA, Raytheon, GE, Westinghouse
SKU: 6DK6
New old stock * No longer available for export.

Section 1 of the tube is designed to operate as a vertical deflection oscillator with medium mu and section two is a low mu vertical deflection oscillator.
MFR: IEC 
SKU: 6DE7
New old stock * No longer available for export

Designed to b used in a 40 megacycle gain controlled video IF stages
MFR: RCA, Tung-Sol, Philco, Raytheon
SKU: 6DE6
New old stock * No longer available for export.

Designed for use as a dampening diode in the horizontal deflection circuit of the TV receiver.
MFR: GE, RCA * USA
SKU: 6DE4
New old stock * No longer available for export.

MFR: Telefunken
Limited Quantity Available, New Old Stock
SKU:6DC8-TF
NOTE: Picture for reference only.  Brand and cosmetics may vary