How many watts a channel is the amp?
It is 18watts per channel. I have to say it seems like it has way more power than that. I have used it with speakers that are 91db & 97db. It has incredible bass performance and it sounds like it has a great deal of power more than its rating.
This is taken from the Almarro website
A318B single-ended triode integrated amplifier
Class of operation: class A, fixed feedback, plate follower
Tube complement: 2x6C33C, 1x6SL7, 1x6SN7
Connections: 3 RCA inputs, 4/8-ohm outputs
Frequency response:
Output power: 18wpc/37w mono
Power consumption: 260w
Dimensions: 14" W x 7.2" H x 13.2" D
Weight: 43 lb
Available finishes: black casework