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Make your Diodes!
Δ
Tubes or Transistors?
Δ
Sound of Tubes?
Tubes Website
Make yout tubes - Part I
Make yout tubes - Part II
Sylvania Tubes
Phillips Tubes Part I
Phillips Tubes Part II
Phillips Tubes Part II
Mullard Tubes Part I
Mullard Tubes Part II
Mullard Tubes Part III
Mullard Tubes Part IV
Mullard Tubes Part V
Mullard Tubes Part VI
1947 - First Transistor: How it works?
First Transistor: Still working?
1954 - First Transistor Radio Regency TR1: Still working
1954 - First Transistor Radio Regency TR1: Inside view
NXP RF BLF 578 Transistors
Freescale RF Transistors
Make Louspeakers
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