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New tri-element vacuum tube:
  • Shams Misr vacuum tubes assimilate the advanced 12 layers of spattering

  • Deposition of trivalent element technology, high borosilicate, gradual change of ALN/AIN-SS/CU selective complex absorptive coating.

  • These make vacuum tubes have high performance of absorptance and low

  • Reflection ratio. Through the interlayer, vacuum has a unique effect of

  • Thermo , with its temperature up to 380 C of idle sunning, performing a Strong heating ability.

  • Specification of all- glass Evacuated Solae Tubes