The FiiO K15 isn't just a DAC and headphone amplifier. The new unit also acts as a preamplifier and a streamer, with a host ...

FiiO has launched the K15 Desktop DAC and Headphone Amplifier, offering a more affordable alternative to the higher-end K17, which is priced just shy of $1,000. The K15 retains much of what makes the ...

Its CA1000T headphone amp and desktop DAC combo is down to £799. That's a saving of £1,500 on the usual £2,299 RRP. Of course, RRPs aren't always the most reliable guides to what a product is ...

The best tech products announced this week include Orange Amps' first-ever turntable and Nothing's striking noise-canceling ...

Figure 2 TBH principle sums two 8-bit PWM signals in one 16-bit DAC = Vref (MSBY+LSBY/256)/256. The asterisked resistors are ...

In this paper a three stage cascaded S band Power Amplifier(PA) is presented. To create a compact module surface mount matched devices are used. In this design 59dB gain with peak output power of ...

A new power amplifier (PA) design method is proposed that eliminates the output-matching circuit to improve efficiency and is applied to a 2.4 GHz 33 W GaN HEMT PA for microwave wireless power ...