Tronal

Tronal
Showing 1 - 2 of 2 items
  • New
    $US10.00

    Tronal

    Fine loctal based medium-mu twin triodes manufactured in the United States by Tronal. Also known as XXD, these 8 pin glass tubes come with metal bases, black plates, thick mica supports, and chrome tops. They are printed in white TRONAL MADE IN U.S.A. and glass etched 14AF7. Boxes are standard beige printed 14AF7. Fine loctal based medium-mu twin triodes manufactured in...

    In Stock
  • Sale!
    $US2.00 $US5.00

    Tronal

    Late edition sharp cut-off pentode tubes manufactured by Tronal. These miniature glass 7-pin tubes were designed as Class A1 amplifiers. Mutual conductance varies under circuit conditions between 4,400 and 6,100 umhos, with plate currents form 4.7 mA to 7.5 mA, giving an amp. factor of approximately 40. Tubes marked 6BC5 TRONAL, come in bulk 100 flat packs. Late edition sharp cut-off pentode tubes manufactured by...

    In Stock
Showing 1 - 2 of 2 items