Offered for sale a PHILIPS 5R4GYB rectifier tube manufactured in the USA mid fifties.Rectifier tubes are not tested for mutual conductance,they are either good or bad.This particular tube tested in the high or "good range".No shorts,leaks,discoloration or other electrical anomalies.Two available.
$30 each of $55 for the pair.Free shipping from 49783.Paypal adds 4%
