AKAI AM 2450 (1977)

POWER AMPLIFIER SECTION
RATED OUTPUT POWER (2 CHANNELS DRIVEN):
45 watts per channel,minimum RMS,a t 8 ohms from 20 to 20,000 Hz with no more than 0,1% (THD)
POWER BANDWIDTH: 6 Hz to 60 kHz/8 ohms (Total Harmonic Distortion: 0.1%)
SIGNAL TO NOISE RATIO (IHF) ;
PHONO: Better than 75 dB
AUX: Better than 95 dB
RESIDUAL NOISE: Less than 0.5 mV at 8 ohms
CHANNEL SEPARATION (lHF) PHONO: Better than 55 dB at 1,000 Hz
DAMPING FACTOR: More than 30 (1 kHz, 8 ohms)
OUTPUT SPEAKERS: A, B (4 to 16 ohms)/A + B (8 to 16 ohms)
OUTPUT HEADPHONE: 4 to 1.6 ohms

PREAMPLIFIER SECTION
INPUT SENSITIVITY/IMPEDANCE;
PHONO: 3 mV/47 kohms
AUX: 150 mV/l00 kohms
TUNER: 150 mV/100 kohms
TAPE MONITOR: PIN: 150 mV/100 khoms, DIN: 150 mV/l00 kohms
OUTPUT LEVEL/IMPEDANCE (TAPE REC): PIN: 150 mV/l kohms, DIN: 30 mVi 80 kohms
FREQUENCY RESPONSE
PHONO (RIAA EQUALIZATION): 30 Hz to 15 kHz +1 dB, -1 dB
TUNER, AUX, TAPE MONITOR: 10 Hz to 60 kHz +1 dB, -1 dB
TONE CONTROL;
BASS: ±9 dB at 100 Hz
TREBLE: ±9 dB at 10 kHz
LOUDNESSC ONTROL: +10 dB at 100 Hz, +5 dB at l0 kHz (Volume control set at -30 dB position)

MISCELLANEOUS
SEMICONDUCTORS: Transistors - 27. Diodes - 17, IC's - 4
POWER REQUIREMENTS: 110/220/240V , 50/60 Hz
DIMENSIONS: 440 (W) x 144 (H) x 345 (D) mm, (17,3 x 5,7 x 13,6 inches)
WEIGHT: 9.9 kg, (21.8 lbs)