Product details
New Soviet 2J27L universal HF pentodes from Reflector factory.
Two tubes in one lot.
All tubes are in their original boxes.
Excellent condition.
High-frequency universal pentode with short characteristic.
It is intended for operation in all stages of receiving devices in the frequency range up to 120 MHz, as well as in the output stages of low-power amplifiers and in high frequency reference oscillators.
High-frequency pentode 2J27L is used in radio electronic equipment for general and special purposes.
It works in any position.
It is produced in glass design on a flat foot in an aluminium case-shield.
Plinth is 8-pin locking with a key in a special lock.
Indirect filament oxide cathode.
Overall dimensions of 2J27L pentode:
- lamp height - 75 mm;
- lamp diameter - 32 mm.
Weight not more than 35 g.
Durability not less than 2000 h.
Technical conditions: OD0.330.038TU.
Decoding of high-frequency pentode marking:
2J27L
2 - number indicating rounded value of lamp filament voltage in volts;
J - letter defining the lamp type: J - high-frequency pentode with short characteristic;
27 - number of serial number of development of this type of lamp;
L - letter characterising the constructional design: L - loctal base with a special lock.
