7T85RB electron tube
Product Details:
| Place of Origin | Beijing, China (Mainland) |
|---|---|
| Model Number | 7T85RB |
Payment & Shipping Terms:
| Minimum Order Quantity: | 4 Piece/Pieces |
|---|---|
| Packaging Details: | Tubes exported are shipped in specially designed cartons depending on their size. |
| Delivery Time: | 3DAYS |
| Payment Terms: | T/T |
Detailed Product Description
Electron tube 7T85RB is a forced air cooled, ceramicmetal triode containing a thoriated tungsten carbide cathode intended for use in industrial high frequency heating service as an oscillator.
GENERAL CHARACTERISTICS
Filament Voltage 6.3 V
Filament Current 35 A
Transconductance (Ia=0.35A) 5 mA/V
Amplification Factor 21
Interelectrode Capacitance
Grid Plate 13 pF
Grid Cathode 15 pF
Plate Cathode 0.5 pF
Maximum Operating Frequency 110MHz
Maximum Height 215 mm
Maximum Diameter 130 mm
Appro. Weight 1.5 kg
Operation Position Vertical
Cooling Forced Air
Minimum Air Flow 3.3 m3/min
Minimum Static Pressure 166 Pa
Maximum In-coming Air Temprature 45
Maximum Anode Core and Seal Temprature
250
MAXIMUM RATING ABSOLUTE #118alue
RF Power Amplifier and Oscillator
- Class C Telegraphy
DC Plate Voltage 8 8.5 kV
DC Plate Current 1 1.2 kV
DC Grid Current 0.3 0.35 A
Plate Dissipation 2.5 2.5 kW
Grid Dissipation 130 150 W
TYPICAL OPERATION(Oscillation #118alue)
DC Plate Voltage 7.5 8 kV
DC Plate Current 0.9 1 A
Plate Output Power 5.1 6 kW
DC Grid Current 200 250 mA
Grid Impedance 4.5 4.5 kΩ
7T85RB electron tube
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Company Info
Beijing Jenerator Electronic Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Beijing
Province/State: Beijing
Country/Region : China (Mainland)
Business Type:Manufacturer, Distributor/Wholesaler, Other
Online Postings: Products