According to Arcam this little amplifier has pure class A operation for its first 12/20 Watts 8/4ohm then rising to 80/150 Watts in Class G at 8/4 ohm.
Looking at it, do you think that is likely?
A Sugden A21 Signature has far more passive cooling surfaces although it is rated at at least twice the power (in Class A).
Looking at it, do you think that is likely?
A Sugden A21 Signature has far more passive cooling surfaces although it is rated at at least twice the power (in Class A).