2x New 6J32P EF86 6267 6Ж32П Matched Pair USSR Pentode Tubes Svetlana Tested NOS

Matched pair Svetlana 6J32P low-noise pentodes, tested, EF86/6267 equivalent

New Soviet 6J32P vacuum tubes from Svetlana factory.

Two tubes in one lot.

Matched pair with electric parameters written on labels.

Tested on L3-3 tester.

Miniature pentode with short anode-grid response and low tube noise.

Designed to work in the first stages of sound recording and reproducing equipment when the filament is powered by direct or alternating current.

The 6J32P pentode is used in radio-electronic devices for general and household purposes.

Works in any position.

Indirectly heated oxide cathode.

Overall dimensions of pentode 6J32P:

- lamp height - 60 mm;

- lamp diameter - 22.5 mm.

Weight no more than 15 g.

The minimum operating time is not less than 3000 hours.

Technical characteristics and electrical parameters of the lamp 6Zh32P:

Filament voltage 6.3 ± 0.6 V

Filament current 0.2 ± 0.015 A

Anode voltage nominal (constant) 250 V

Anode voltage limit (constant) 300 V

Anode current 3 ± 1 mA

Cathode current limit 6 mA

Grid voltage of the first nominal (constant) -2 V

Grid voltage of the first smallest -1.4 V

Grid voltage second nominal (constant) 140 V

Grid voltage second limit (constant) 200 V

Second grid current no more than 1 mA

Power dissipated by the anode, limit 1 W

Power dissipated by the second grid, limit 0.2 W

The voltage between the cathode and the heater is limiting (constant):

- at the negative potential of the heater 100 V

- at positive heater potential 50 V

Slope 1.8 ± 0.5 mA/V

Internal resistance 2.5 MΩ

Resistance in the grid circuit of the first limit 3 MΩ

Input capacitance about 4 pF

Output capacitance about 5.5pF

Passing capacitance not more than 0.05 pF