THD Hot Plate attenuator allows guitarists to run their tube amps at full power without breaking their eardrums. Plug your guitar into the attenuator and from the attenuator to your amp. Crank it up! Up! Up! You can listen to the power amp tubes’ distortion at reduced volume with this hot plate attenuator. This is the 2.7 ohm version which is perfect for the Fender Vibro-King, Fender Tweed Bandmaster, or any amp with 3x10 or 3x12 eight ohm speakers. Buyer pays shipping.