1

The tungsten tubes Diaries

News Discuss 
Tubes made for high achieve audio programs could possibly have twisted heater wires to cancel out stray electric fields, fields that might induce objectionable hum into the program material. Boron carbide is useful https://eternalbookmarks.com/story18071521/fascination-about-ceramic-material-supplier

Comments

    No HTML

    HTML is disabled


Who Upvoted this Story