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Tesla EF806S NOS (NOT JJ) - MINT NOS Early 1970s Rožnov n.p. Závod Vrchlabí - Premium version of EF86 rated for 10,000 hours - OEM NO LABEL
Brand New, Rare MINT NOS Early 1970s Original TESLA EF806S, Premium Grade EF86 tubes. Rated for 10K hours. Made by Rožnov n.p. závod Vrchlabí. Produced in former Czechoslovakia (now Czech Republic)
 
Single Tube = $40.00
Stock Details: Tubes as Shown Available
For Matched Pairs or Quads: Select 2 for a Matched Pair

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Product Code: 938
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Description Technical Specs
 
Brand New, Rare MINT NOS Early 1970s Original TESLA EF806S, Premium Grade EF86 tubes. Rated for 10K hours. Made by Rožnov n.p. závod Vrchlabí. Produced in former Czechoslovakia (now Czech Republic). From same date/batch. Non-corrosive alloy pins. NO Label OEM production. In white boxes from bulk pack.

We have seen same tube relabeled as IEC/Mullard 10M. Here is a picture of Tesla EF806S with label for reference.

Tested and matched on Hickok 752. 65%=1200 mmhos for EF86 on this tester.

Single Tube = $40. Select 2 for a Matched Pair.

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