Glass generator double beam tetrode GU-19-1. Designed for generating and modulating oscillations, power amplification and frequency multiplication in the frequency range up to 500 MHz.

1. Filament current 2 ± 0.2 A.

2. Anode current (at U’s1=-17V) 40 ±20 mA.

3. 2nd grid current <8mA.

4. The current of the 1st grid is reversed (at Ia=50 mA) <10 μA.

5. Slope (when Uc changes by 0.5 V) >4.5 mA/V.

6. Vibrational power (at Ia=240 mA) >45 W.

7. Interelectrode capacitances:
– input 10 ± 2 pF,

– output 3.5 ± 0.5 pF,

– passage < 0.08.

8. Durability – not less than 1000 hours.

9. Weight – no more than 100 g.

10. Heating voltage 5.7 – 6.9 V.

11. Cathode current 280 mA.

12. Power dissipated by the anode 40 W.

13. Operating ambient temperature range from -60 to +70 C.

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.