Return To Shop
HAVE A QUESTION
Hotline: (800) 421-4219
The Penta Laboratories is a power triode designed for use as a RF Oscillator, RF Power Amplifier and audio frequency modulator. The 572B is a direct replacement for the 811A, but has a graphite anode for increased performance and reliability.
Part Number: 572B Matched Trio / T160L Matched Trio
EMAIL or CALL For Availability
Free Shipping on all orders to the domestic Unites States Dismiss