Radio Tube UBL1 vector icon

Radio Tube UBL1 vector icon

Description

Vector illustration of a schematic symbol of an old radio tube from the 1940s. Black and white image of UBL1 Duodiode-Output Pentode.

Categories

Signs&Symbols

License

Public domain

Specs

0.01 MB

2014-05-15

525

Source

Openclipart

Tags

clip art clipart electronic output pentode radio tube ubl1 duo diode electronics control sign icon symbol diagram drawing black white svg openclipart
Shutterstock Over 20 millon stock photos