Audio Database


McIntosh MC7270 680,000yen(1985 release)

Stereo power amplifier which carries an original digital Sonique overload collector.

Rating of a mode
Form Stereo power amplifier
Effective output stereo: 270W+270W (1ohm, 2ohm, 4ohm, 8ohm)
mono: 540W (2ohm, 4ohm, 8ohm, 16ohm)
Output bandwidth 20Hz - 20kHz
THD 0.02% (0.25W - effective output)
Cross modulation distortion 0.02% (the arbitrary frequencies of 20Hz - 20kHz should put together)
Frequency band 20Hz-20kHz+0 -0.25 dB
SN ratio (A network) 100dB
Dumping factor 30
Load impedance 1ohm, 2ohm, 4ohm, an 8-ohm switching
Input sensitivity/impedance 0.75V, 2.5V (switching) / 20kohm
Input level adjustment A right-and-left independent succession variable
An attached organization Output power meter (with a peek hold)
Stereo/Mono switchpoint
Power guarding circuit
Power source AC100V, 50Hz/60Hz
Power consumption 1,400W (at the time of an effective output)
Dimensions Width 411x height 181x depth of 368mm
Weight 37.2kg