You are bidding on a matched pair of vintage black plate Marconi Canada type 45 vacuum tubes.

Tubes features black plates bottom D getters. Tusbe are current matched. 

Tubes have been tested on a recently calibrated Hickok TV7 tube tester with a digital meter.

Tubes test as follows:

Tube 1 : 78.7

Tube 2 : 68.0

Minimum good test value on a TV7 tester for an type 45 tube is 47 which represents approx 40% life left. The tubes test within or near the NOS range. 

Tubes are guaranteed to be in good working order within one week of delivery. If a tube ends up bad just send it back for a refund on the cost of the bad tube. Shipping costs will not be reimbursed .

  See pictures for details.