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1R5 Pentagrid Converter RCA Radio Electronic Miniature Vacuum Tube

This is an original, discontinued RCA 1R5 electronic tube. These miniature type tubes were designed as RF mixer and amplifier stage in many lightweight, compact, portable, battery operated equipment. Excellent part for antique radio, instrument or other battery operated item restoration. Useful as a replacement, for electrometer circuits or a foundation for a private vacuum tube museum. It is a OEM tube - unused, without box, in excellent, tested condition.
1R5 Pentagrid Converter RCA Radio Electronic Miniature Vacuum Tube [6 KB]


1R5 Pentagrid Converter
MFG: RCA Radiotron Quality Made in USA
RF, AF, Mixer/Oscillator, Amplifier - Electrometer
Heater: 1.4 V, 50 mA
Plate: 90 Vmax, 1.6 mAmax
Base: 7-pin miniature, all glass


OEM Tube Without Box Unused, tested Price: $40 One available
S/H included within continental US
1R5 Miniature 7-Pin All Glass Electronic Vacuum Tube Electrode Connections   F=Filament, G=Grid
PIN # 1 2 3 4 5 6 7
Electrode F-, G5 Anode G2, G4 Grid 1 F1, G3 Grid 3 F+
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