You’re not short of options with efforts from other brands such as Rega and the Arcam both engaging and persuasive amps. Rega’s Elex-R, for example, has plenty to entice. However, it lacks for both power and digital compatibility next to the Cambridge – there’s no DAC, no Bluetooth and, ultimately, it can’t quite compete with the CXA81 when it comes to across-the-board fidelity.