EarthQuaker Devices has launched an analogue guitar amp simulator that can be used as a preamp on your pedalboard, or as a ...

This paper presents a dual-mode Doherty long-term evolution (LTE) power amplifier (PA) for efficiency enhancement at power back-off. The amplifier utilizes transformer-based Doherty operation to ...

In this paper, a new topology of the class E power amplifier (PA) is proposed. The output circuit in the proposed PA is different from that in the conventional class E PA. The conventional output ...

Years ago, intrigued by the hype around NOS tubes and the promise that they could magically transform my amps into tonal bliss, I invested in a stash of pricey NOS 12AX7 preamp tubes just to see what ...