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10x 6N28B-V DUAL MINI TRIODE NOS amplify low frequency voltage and generate high


Ad Type: For Sale | Location: Outside Cebu
| Views: | Comments: | 11 March 2023
"Best Soviet dual mini triode 6N28B-V.
The tubes are new and have never been used.
Ten tubes in one lot.
Increased mechanical strength and durability.

Dual ultra-miniature vibration-resistant triode of increased reliability.
Designed to amplify low frequency voltage and generate high frequency oscillations.
6.3 V filament voltage
Glow current 0.25 A
Anode voltage 50 V
Anode Current 7 mA
Grid voltage -1 V
Slope 6.75 mA / V
Gain 22
Interelectrode capacitances of a tube 6N28B
Input 3.3 pF
Output 2.2 pF
Feed-through 2 pF
Between anodes 0.1 pF
Maximum operating data of tube 6N28B:
The highest voltage of the anode is 150 V
Maximum power dissipated by the anode 0.9 W
• The highest voltage on the anode with the lamp locked, V 300
• The voltage in the grid circuit is negative, V -150
• The highest current in the cathode circuit, mA 15
• The highest voltage of the cathode-heater, V 150
• The highest resistance in the grid circuit, mOhm 2

We ship via International Airmail from Post Office in Kyiv.
Tracking number is provided.

Important notice for buyers from Canada -shipping to central and western provinces of Canada may take up to 2 months! 

Important information for buyers from Australia, Oceania, Central Africa and South America: due to increased shipping cost to these regions, shipping price is calculated individually. 

!!!Dear buyers, despite the treacherous Russion invasion of Ukraine, 
we are working!!!
 

Some minor delays in the delivery may happen."

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Tags: Dual, Low, Nos, amplify, High, 6N28B-V, Generate, 10x, Triode, mini, and, Voltage, Frequency
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