LFD AUDIO: Q/A with Dr. Bews. Anniversary stereo amp vs 2 x mono amps

Four questions if I may Dr. Bews. Is the 2 x mono configuration more easily able to drive difficult loads than the stereo? What other sonic advantages does the 2 x mono have over the stereo? Sonically, is there an advantage to using each of the Anniversary models with short speaker cables and long interconnects Read More →

LFD AUDIO: Q/A with Dr. Bews. How important are passive components in amplifier design?

So Dr. Bews – how important are passive components in amplifier design? The selection of passive components is a very important factor in the design of an amplifier. Subjective evaluation is essential in this selection, together with reliability. It has been found that the most optimum component for a particular circuit location may differ from Read More →

LFD AUDIO: Q/A with Dr. Bews. Power ratings for the big amps i.e. NCSE, Anniversary Stereo and Anniversary 2 x mono

In response to a recent question about power ratings, this is Dr. Bews’ reply. Dear Howard, All LFD big power amplifiers: PA2M, PA3, DPA, Anniversary stereo (dual mono in single chassis) and Anniversary mono units have identical specs (same circuit, but sometimes different PCB layout using  parallel pair of output MOSFETs). Thus … 90W into Read More →

LFD AUDIO: Q/A with Dr. Bews. How important are passive components in amplifier design?

So Dr. Bews – how important are passive components in amplifier design? The selection of passive components is a very important factor in the design of an amplifier. Subjective evaluation is essential in this selection, together with reliability. It has been found that the most optimum component for a particular circuit location may differ from Read More →

LFD AUDIO: Q/A with Dr. Bews. Audiophile fuses

Howard, could you ask Dr. Bews please about his thoughts re so-called audiophile fuses in UK mains plugs when powering his equipment? Different types of mains fuse will alter the sound to some extent, so they can be tried to see if the customer prefers a particular type. Remember that slow type fuses (often have Read More →

LFD Audio NLE (Mk2) stereo power amp

This is the current entry level LFD Audio power amp and is exclusive to us. Background history re the Mk1 The LFD power range is already comprehensive. So why an addition? Well, the term ‘bargain’ or ‘entry-level’ only applies to LFD in comparative terms. Currently the entry level is the DPA at £5,400. What we Read More →

LFD AUDIO: Why few if any published specifications?

Why few if any published specifications? Very unlikely we’ll ever see this. Dr Bews’ view is that there are far too many audiophile units that measure very well and yet lack musical credibility. He is of the opinion, as indeed are many, that as yet the appropriate parameters that define musical credibility have yet to be Read More →