Closely matched pair of NOS tubes branded Philips with Mullard, Blackburn code (B1L1).

Tested 1025/1100 min. 625 and 1325/1350 min 625 on a Hickok 752A.

Philips Mullard 6BL8 ECF80 Vacuum Tube Pair

Black Plate NOS Guitar Amp full-wave rectifier Date Code 6930..

$12.99 USD

New Old Stock In Original Package ..

$3.99 USD

Used tubes from same audio channel, made in Germany. Results from test on Hickok 752A: 7000/725..

$44.99 USD

Tested 6750 mhos on Hickok 752A, where the minimum new is 4750Made in West Germany and has halo gett..

$28.99 USD

These are closely matched NOS vacuum tubes. Tested 725/750 min 500and 625//725 min 475 µmhos respect..

$9.99 USD

Write a review