Sylvania

Sylvania (3) 6JB6 NOS Tested & Guaranteed for the RL Drake TR-4 & TR-4C Series

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MPN:: 6JB6
Condition:: New
Shipping:: $8.00 (Fixed Shipping Cost)

$75.00

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Description

Description

Sylvania Pair (3) 6JB6 NOS for RL Drake Radios, Tested & Guaranteed for the Drake TR-4 & TR-4C Series

6JB6 and 6JB6A tubes are interchangeable

These 6JB6 tubes are New Old Stock in excellent condition, and tests full grid emission.

This tube and all others, has been tested on a B&K Dynaquick 700 Tube tester. It shows grid full emission.

This tube comes with a money back, satisfaction guarantee.

The Sylvania 6JB6 is a beam power pentode (TV sweep tube) widely used as an RF power amplifier in amateur radio equipment. It features a 6.3V filament (unlike the 12.6V 12JB6A version).

Key Specifications

Type: Beam power pentode
Filament: 6.3 V, ~1.2 A
Plate Dissipation: ~17.5 W per tube
Base: 9-pin Novar (Compactron-style) with top anode cap
Your Condition: NOS (New Old Stock), tested 100% on Dynascan tube tester, in original boxes — excellent strong emission and cosmetics.

Amateur Radio Equipment That Uses the 6JB6These tubes are the stock final amplifier tubes in many classic R.L. Drake radios:

Drake TR-4, TR-4C, TR-4CW transceivers (uses set of 3)
Drake T-4X, T-4XB, T-4XC transmitters (uses pair / 2 tubes)
Earlier Drake equipment and some variants

Sylvania tubes were the original brand often supplied by Drake, making these particularly desirable for restorers. A strong set typically delivers 150–250+ W PEP output depending on the radio, tuning, and band.

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