Vacuum Tubes

Heater-cathode type diode pentode tube designed for use as a detector and intermediate-frequency or audio-frequency amplifier. Except for heater rating the 6SF7 and 12SF7 are identical.

Miniature diode sharp-cutoff pentode designed for use as a combined detector, audio-frequency amplifier, and automatic-volume-control tube in compact, battery-operated receivers.

Single heater-cathode type diode intended for service as the damping diode in the horizontal-deflection circuit of color television receivers. The diffusion bonded cathode practically eliminates one of the major failure mechanisms in damping diodes

High-mu triode and sharp-cutoff pentode in the 9 pin miniature construction. It is intended for use in color and black-and-white television receivers.

Double diode remote cut-off pentode for use as an R.F. or I.F. amplifier.

Variable mu pentode amplifier in the octal metal (glass) construction. It is suitable for use with AVC in RF and IF amplifiers and minimizes cross modulation.

Miniature beam power pentode designed for service as a general purpose audio power amplifier or vertical deflection amplifier in television receiver sweep circuits

Combined high-mu voltage amplifier and double-diode detector using the 7-pin miniature construction. It is intended to provide output voltage adequate for full-power output of most beam-power tubes.

Beam pentode designed primarily for use in the audio output stage of a-c and storage-battery-operated equipment. It is capable of supplying high power output with high sensitivity, high efficiency, and low third and higher-order harmonic distortion.

Subminiature pentode for use as an A.F. power amplifier in portable equipment.

Triple grid variable MU amplifier. It is suitable for use with AVC in RF and IF amplifiers as it minimizes cross modulation

Combines a triode and a remote cut-off pentode, utilizing a common cathode, in a single bulb.

The T-12SK7 is the same as the 6SK7 except for heater ratings.

Filament-type high-vacuum full-wave rectifier designed for service in power supplies of moderate current requirements. The electrical characteristics of the 5AZ4 are equivalent to those of the 5Y3GT.

A beam power pentode in the 9 pin miniature construction and is intended for use as the vertical deflection amplifier in high-efficiency deflection circuits of TV receivers which use picture tubes with a 110 degree diagonal deflection angle. With the exception of heater ratings and heater warm-up time, the 6EM5 is identical to the 8EM5.

Miniature double triode in the 9 pin miniature construction. Section #1 is intended for use as a vertical deflection oscillator having medium mu and section 2 is intended for use as a vertical reflection amplifier with low mu.

Miniature tube which contains two dissimilar triodes in one envelope. The tube is intended for use as a combined vertical deflection oscillator and amplifier in television receivers.

General purpose twin triode having two independent units, with all electrodes brought out to separate terminals.

Heater-cathode type high-mu triode designed for service as a high gain audio-frequency amplifier and is especially useful in resistance-coupled amplifier circuits in a-c or battery operated equipment

Miniature type used as a vertical deflection oscillator or af amplifier and vertical deflection amplifier or af power amplifier in television receivers. Requires miniature 9-contact socket.

Medium-mu general-purpose triode designed for use as an amplifier, an oscillator, or a detector. Except for heater ratings, the 12J5 is identical to the 6J5.

Solid State Rectifier Direct plug-in replacement for 5AR4, 5U4 and 5Y3 rectifier vacuum tubes in amplifiers with center tapped secondary power transformer. Use when less 'sag' is desired in the power supply; just switch back to the tube rectifier when 'sag' is desired.

Medium-mu twin triode of the 9 pin miniature type. It is designed for use in cascode-type circuits of VHF TV tuners.

Combines two diodes and a high-mu triode in a single envelope, using a common cathode. It is designed for service as a diode detector, AVC rectifier, and as a high gain resistance coupled amplifier