6J49P-DRU 6ZH49P-DRU Military OTK HF pentode tube RARE NEW

6J49P-DRU 6ZH49P-DRU  
6J49P-DRU 6Ж49П-ДРУ
Miniature high-frequency pentode of increased reliability, radiation-resistant.
Designed to work in broadband amplifiers.
Durability is not less than 10 000 h
Weight not more than 15 g.


6ZH49P-DRU
Miniature high-frequency pentode with a short anode-grid characteristic of special durability and increased reliability.
Designed for operation in high-frequency broadband voltage amplification circuits.
The high-frequency pentode 6Zh49P-DRU is used in special-purpose radio-electronic devices.
Works in any position.
Produced in a glass finger design.
Indirectly heated oxide cathode.
9-pin base with button bottom.
Pin arrangement: РШ8.
Overall dimensions of the 6Zh43P-DRU pentode:
   - lamp height - 57 mm;
   - lamp diameter - 22 mm.
Weight no more than 15 g.
The minimum operating time is not less than 10,000 hours.
Specifications: 3.300.091TU.

Deciphering the marking of the high-frequency pentode:
6J49P-DRU
6 - a number indicating the rounded value of the lamp filament voltage in volts;
J - a letter that determines the type of lamp: J - high-frequency pentode with a short characteristic;
49 - the number of the serial number of the development of this type of lamp;
P - a letter characterizing the design design: P - a miniature (finger) lamp in a glass shell with a cylinder diameter of 19 or 22.5 mm;
D - a lamp with special durability;
P - a letter characterizing the increased reliability of the lamp,
U - design.
Technical characteristics and electrical parameters of the lamp 6Zh49P-DRU:
Rated electrical data:
• Heating voltage, V 6.3 ±0.3
• Heating current, mA 300
• Anode voltage, V 150
• Voltage on the second grid, V 150
• Resistance in the cathode circuit, Ohm 80
• Current in the anode circuit, mA 15 ±4
• Current in the circuit of the second grid, mA not more than 2.5
• Slope of characteristic, mA/V 17.5 ±3.5
• Input resistance, kOhm 5
• Internal resistance, kOhm 100
• Equivalent noise resistance, kOhm 0.35
Maximum allowable electrical values:
• The highest voltage on the anode, V 150
• The highest voltage on the second grid, V 150
• The highest power dissipated on the anode, W 2.85
• The highest power dissipated on the second grid, W 0.52
• The highest current in the cathode circuit, mA 22.5
• The highest voltage of the cathode-heater, V 100
• The highest voltage on the anode with the lamp locked, V 300
• The highest resistance in the circuit of the first grid, mOhm 0.5
• Decoration glass miniature

Lot for 1pc (1 tube)

 

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