Audio Database


Marantz Model1150 125,000yen(1975 release)

The equalizer stage which pursued the linearity thoroughly, the control stage which searched for abundant operationalities, the stereo Integrated Amplifier which carries the output stage of an inverted Darlington connection.

The cabinet had two kinds, mahogany and a walnut, as the option.
Moreover, there was also an adapter for rack-mounted one as an option.

Rating of a mode
Form Integrated Amplifier
Output power (20Hz - 20kHz, both channel drive) 80W+80W (8ohms)
Frequency characteristic 20Hz-20kHz±1.0dB
THD (20Hz - 20kHz) 0.1% or less
Cross modulation distortion (20Hz - 20kHz) 0.15% or less
Power Band Width 7Hz - 45kHz
Dumping factor 45 (8-ohm load intensity) or more
Gain Phono -> preamplifier output: 58dB
Phono -> sound-recording output: 40dB
High level -> preamplifier output: 18dB
Input impedance Phono: 47kohm
High SFT Level: 60kohm
Input sensitivity Phono:1.8mV
Phono input equivalent noise 1.0 microvolts (input equivalent)
Filter High:9kHz
Power source AC100V, 50Hz/60Hz
Power consumption 250W
Dimensions (width and a height are panel part sizes) Width 390x height 146x depth of 315mm
Weight 15kg
Option Mahogany cabinet WC-3N (11,000yen)
Walnut cabinet WC-3 (5,900yen)
Adapter for rack-mounted one RA-2 (5,900yen)