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Old 01-18-2019, 10:53 PM
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miatadan miatadan is offline
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Join Date: Apr 2010
Location: Canada
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Quote:
Originally Posted by Ger707 View Post
Congratulations! Looking forward to a review
I have been using the combo C70 + MC312 for a while now

Since I am using Acoustat Spectra 22's now, I can have review as for 6 month's used same model of speakers with the C2300 + MC302.

With the C70 volume levels are higher as there is no input trim adjustment (
C2300 had input gain @ + 3db for input of dac I was using ) I do like that the tone controls are at 20Hz and 20,000Hz and leave bass @ +2db since I am running full range electrostatics. Really like having actually knobs for control's compared to most stuff being menu settings on the C2300.

So far for me volume level is set at high way mark, or if playing music louder 2 leds more. Acoustats are 83 db at 1 watt, 1 meter.

Compared to C2300 + MC302, sound is smoother and more dynamics. Meter's on MC312 show average of 3 watt's to 30 watt's.

A lot more headroom now, if I do what I consider torture test playing Phil Collin's " I Don't Care Anymore " at 110db volume levels - meters show between 300 watts & 600 watts with power guard flashing. The MC302 would just shut down altogether and than have too wait 10 minutes to re-power amplifier. Even at extreme volumes heatsinks just gets warm not hot compared to the MC302. Higher headroom rating and double filter caps definitely improved the performance.

Long term goal is to switch the Acoustat Spectra 22's for Martin Logan CLX Art or Quad ESL 2812.

Dan
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McIntosh MR87 tuner, McIntosh D1100 as dac & preamp , McIntosh MC462 power amp, Apple iPad Pro 11” M2 cpu for media streaming, AudioQuest Carbon USB-C to USB 2.0 interconnect , Magnepan MG 0.7 speakers , JL Audio Dominion d110 subwoofer

Last edited by miatadan; 01-18-2019 at 10:58 PM. Reason: spelling
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