Vacuum Tube - 1U4, Pentode

Vacuum Tube - 1U4, Pentode

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In Stock

New-Old-Stock (NOS) tube.

The 1U4 is a miniature, filamentary, sharp-cutoff pentode intended for radio frequency or intermediate frequency amplifier use in battery-operated receivers.

Item ID:
Product Measurements by Type
No measurements are currently available for this product. Please contact us if you have any questions.
Packaging Information
Packaging Dimensions1 in. × 1 in. × 3 in.
Weight (Packaging)0.031 lbs.

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Product Reviews

1.00 out of 5 based on 1 reviews
- May 10th, 2021
1 out of 5

These tubes are garbage. The two 1U4 tubes I received are both weak and barely function.