Using the QuantAsylum QA40x (pt2) to measure a McIntosh MC2300- Vintage Audio Review Episode #115

In this episode I use a QuantAsylum QA40x audio analyzer to measure a McIntosh MC2300 Power amp and look at its performance and features. This would be part 2 of using the QuantAsylum QA40x. Email your question(s) for a future video to: VintageAudioReview@proton.me 00:00 Introduction 05:35 “Tour” of Outside 09:10 “Tour” of Inside 12:45 Measurement Data Begins 18:50 THD/SNR 5W/8ohms 21:30 Frequency Response 8 ohms 26:17 Output Impedance 29:57 Crosstalk 31:50 THD/SNR @ max power/8ohms 37:37 THD vs Freq & Output Power 40:18 Multitone Response 42:57 System Noise 46:44 Intermodulation Distortion 49:40 Power Meter Accuracy 54:10 1khz THD vs Output Power (8ohms) 57:25 THD/SNR 5W/4ohms 58:48 Frequency Response 4ohms 1:02:10 Phase & Risetime measurements 1:04:29 Listening & Final Comments