FOR SALE – 1 pc. TGN1-35/3 Pulse Hydrogen Thyratron Tube — NOS

Original  pulse hydrogen thyratron, designed for use in pulse radio engineering equipment, radar systems, pulse generators, industrial switching systems, laboratory installations, and high-voltage pulse circuits.

Tube is new old stock, unused, and in excellent condition.
Ideal for restoration projects, laboratory pulse systems, and collectors of vintage electronic components.

This is a medium-power pulse thyratron with an indirectly heated oxide cathode and hydrogen filling, intended for reliable operation in impulse mode.


⚙️ PRODUCT SPECIFICATIONS – TGN1-35/3 Thyratron

General Characteristics

Tube Type: Pulse hydrogen thyratron

Model: TGN1-35/3 

Category: Medium-power impulse thyratron

Cathode Type: Oxide cathode, indirect heating

Filling Gas: Hydrogen

Construction: Glass envelope

Ignition Characteristic: Positive

Application: Pulse switching, radar systems, pulse generators, laboratory HV equipment


Electrical Characteristics

Heater Voltage: 6.3 V

Heater Current: 2.1–3.0 A

Maximum Direct Anode Voltage Amplitude: 3.0 kV

Permissible Reverse Anode Voltage Amplitude: 1.5 kV

Maximum Anode Current Pulse Amplitude: 35 A

Average Anode Current: 45 mA

Impulse Voltage Drop (Anode–Cathode): 140 V


Performance Features

Stable switching in pulse operation

Designed for short high-current impulse applications

Reliable triggering and long operational life

Suitable for vintage radar and pulse power restoration

Typical robust Soviet industrial tube construction


🌡️ Maximum Operating Limits

Permissible Heater Voltage Range: 5.8–6.8 V

Minimum Cathode Warm-Up Time: 3 minutes

Maximum Reverse Anode Voltage: 3.0 kV

Anode Current Pulse Duration: 0.2–6 µs

Minimum Grid Trigger Voltage Amplitude: 150 V

Grid Pulse Duration: 1–6 µs

Minimum Rise Rate of Grid Pulse Front: 300 V/µs

Minimum Trigger Generator Current Amplitude: 60 mA

Maximum Operating Mode (Ia × Ua × Fi): 3.5 × 10⁸ A·V·Hz


🧱 Physical Characteristics

Glass envelope construction

Vintage Soviet industrial design

Laboratory-grade pulse switching tube

Heavy-duty internal electrode structure


📦 What’s Included

1 × TGI1-35/3 (ТГИ1-35/3) Thyratron Tube

Item will be securely packed for safe international air mail shipping.


🚚 Shipping & Handling

Ships within 1–2 business days

Carefully double-packed to prevent damage

Worldwide shipping with tracking

Typical delivery time: 12–21 days (depends on destination)


🔁 Returns

Returns accepted only if the item is not as described.
Please contact the seller before returning.