ATC P1 Centre Channel Amp
This power amp is basically the same as the SIA2-150 with the pre amp section removed. Sonically and power wise they are the same. This amp is used to drive the ATC C3C centre speaker with the Left channel driving the bass and the Right channel the treble. The scale of impact the centre speaker now offers is superb.
8 ohm. Both channels driven. 150W (Class A up to 100W then AB to 150W)
4 ohm. Both channels driven. 200W
ATC C3C with Fidelity Audio NN Z
Weighing in at 30Kg this superb speaker was chosen for its ability to produce terrific bass and remarkable transparency, revealing fantastc detail to on screen dialogue. The speaker is wired using a bi-amped setup with the L channel for bass/mid and R channel for the treble. Movies spring to life with very low distortion across the sound spectrum. Extremely neutral and enjoyable. Connected with Kimber 8TC. Adding the 2x NN Z RFI devices allowed greater seperation of vocal and instruments.
Marantz AV8801 Pre Amp (11.2 channel Processor)
AV Surround sound processing is performed by the Marantz AV8801 feeding the 2 ATC and 2 modded Marantz MA-500 monoblocks. The AV8801 soundstage is explicit, large and three-dimentional, a sense of effortlessness and system resolution is ever-present. The AV8801 is also dynamically impeccable and capable of agile sublety. Fed by Russ Andrews Reference mains lead.
2x Marantz MA-500 THX Monoblock Power Amps (rear channel)
These amplifiers have been added to the system to offer more in the way of slam and dynamics. A few tweaks have been made which include an complete rewire of the mains internally by ripping out approx 2m of cheap cable and adding 15″ of Kimber cable + adding an IEC socket. The main smoothing capacitors have been improved to offer more grip and control. Signal input has been improved by adding a Mundorf Supreme capacitor, silver wire and CMC Ag Cu RCA socket. Idle bias has been increase using multi turn pots. Each fed by Russ Andrews Reference mains lead.
8 ohm. 125W
4 ohm. 180W
ATC SCM-40 MK1 with Fidelity Audio NN Z (rear channel)
These speakers have been chosen for the rear channel to work perfectly with the front channels. We now have detail, ambiance, dynamics and slam. Lower bass frequencies match the ATC front 3 superbly. Powered by the Marantz MA500 mono blocks. Adding the 2x NN Z RFI devices allowed greater seperation of vocals, instruments and aided stereo width delving deeper into the recordings of movies.
Fidelity Audio NNU X Reference Mains Purifier
Fidelity Audio mains filters (NNU X REF & NNU X PRO) used to reject mains born noise and spikes, you hear a more three dimensional and rich sound with a really low noise floor. Good quality mains leads (Russ Andrews Reference cord – with fuses shorted using copper rods) added to lower the mains impedance and reject air born noise. The mains block is the Fidelity Audio NEXUS mains block made from oak and fitted with a No Noise Ultra mains filter for added space and dimensionality.