http://denon.jp/museum/products/pma390.html
Power amplifier section
Utility installed capacity :
100W + 100W (6 Ω EIAJ)
Rated output
Both channel drive
73W + 73W (6 Ω)
60W + 60W (20Hz - 20kHz8 Ω)
Dynamic power
140W + 140W (2 Ω)
120W + 120W (4 Ω)
Total height harmonic wave distortion factor
0.008% (1kHz output 30W 8 Ω) load 8 Ω
Output bandwidth
5Hz - 40kHz (output 30W 0.07% 8 Ω) load 8 Ω
Transmission characteristic
4Hz - 100kHz (+0/-3dB) (at the time of 1W output)
Input sensitivity
150mV
Input impedance
47k Ω (at the time of SOURCE DIRECT ON 15k Ω)
Output impedance
0.1 Ω (1k Ω)
Output terminal
Speaker: A & B load 6 - 16 Ω, A + B load 12 - 16 Ω
Headphone: Stereo headphone conformity
* Equalizer - amplifier
Equalizer - amplifier output
Installed capacity: 10V (load 47k Ω time)
(REC OUT terminal) rated output: 150mV
Total height harmonic wave distortion factor
0.001% or less (at the time of 1kHz output 1V)
Input sensitivity/input impedance
PHONO: MM 2.5mV 47k Ω
PHONO: MC 0.2mV 100 Ω
RIAA deviation
PHONO: Within ±0.3dB (20Hz - 20kHz)
* Overall characteristic
Signal-noise ratio (lHF-A network)
PHONO: MM94dB (at the time of input terminal short circuit 5mV input)
PHONO: MC75dB (at the time of input terminal short circuit 0.5mV input)
TUNER, CD, AUX, TAPE1 and TAPE2: 107dB (SOUSEDIRECT ON)
Tone control variable range
BASS: 100Hz±8dB
TREBLE: 10kHz±8dB
Loudness quality
It is low the limits: 100Hz + 7dB
Takajo: 10kHz±6dB
* Power source electrical outlet
SWITCHED: 2 120W (Total)
UNSWITCHED: 1 240W
* Electric power consumption
AC100V 50/60Hz 118W (electric supplies control method)
* Maximum external size
434 (W) ×120 (H) ×279 (D) mm
* Weight
5.8kg
