Onkyo - A-8450 和 T 4450 - 调谐器 固态集成放大器 - 多种型号

Nice and powerfull amplifier and tuner from Hi-end Onkyo integra series in mint condition.Ready to satisfy all audiophiles in their enjoyment of sound.
MM/MC cartridge switch

Manufacturer: Onkyo
Model: A-8450
Years of manufacture: 1988
Type: Integrated amplifier
Remote control: No
Power consumption: 330 watts
Dimensions: 435 × 147 × 388 mm (W×H×D)
Weight: 11.2 kg
Color: black / silver
Original price approx.: 700.-DM

Connections

Number of inputs: 6 (Cinch)
Phono (MM/MC)
Tuner
CD
2× Aux (VCR and VDP)
2× Tape
Number of outputs: 3
Headphones (6.3 mm jack)
2× Tape Rec.
2× loudspeaker

Technical Data

Sine power:
2× 155 watts into 4 ohms, 2× 103 watts into 8 ohms.
80 watts min. (rms) into 8 ohms, both channels driven, 20 Hz to 20,000 Hz, with a total harmonic distortion of no more than 0.008%.
Output power:
2× 120 watts into 4 ohms /1kHz DIN.
2× 90 watts into 8 ohms /1kHz DIN
Total harmonic distortion: 0.008% at rated power at 1Watt
Attenuation factor: 50 (at 8 Ohm)
Input (Sensitivity/Impedance)
Phono (MM): 2.5 mV / 50 kOhm
Phono (MC): 160 µV / 220 Ohm
Tuner, CD, CD direct, Aux, Tape: 150 mV / 50 kOhm
Tape Rec.: 150 mV / 1,5 kOhm
Output (level/impedance):
Frequency response: 2 - 50,000 Hz (+0, -1dB).
Tone control:
Contrabass: +/-10 dB (at 20 Hz).
Bass: +/-10 dB (at 70 Hz)
Treble: +/-8 dB (at 20 kHz)
Loudness: No
Subsonic: no
Mute: yes (-20 dB)
Direct/Line-Straight: yes
Special Features

Switch-on delay via relay
Switching off the power amplifier in case of speaker overload

Manufacturer: Onkyo
Model: T-4450'
Year of manufacture: 1987 onwards
Made in: Japan
Color: black, silver
Remote control: -
Power consumption: 17 watts
Dimensions: 435 x 72 x 368 mm
Weight: 3.7 kg
Original price approx.: 599,00 DM

Connections

Number of outputs: 1
Chinch OUTPUT

Number of inputs: 2
FM 75 Ohm coax, AM frame - or outdoor antenna

Technical data

Reception: FM/MW
Frequencies:
VHF : 87.5 - 108.0 MHZ (50 kHz grid).
MW : 522 - 1611 kHz (9 kHz raster)

Frequency response:
Input sensitivity: FM
Mono: 10.3 dBf, 0.8 µV (75 Ohms DIN) Stereo: 2.0 µV (75 Ohms)

Input sensitivity: MW
25 µV Distortion factor: Mono 0.1% (Wide) , Stereo 0.2% (Wide)

Noise floor: Mono 75 dB, Stereo 73 dB
Channel separation:
Selectivity: 60 dB (+- 300 kHz, 40 kHz Stroke Narrow).
Co-wave selection: 1.3 dB (Wide)
Spurious wave selection:
Image frequency attenuation: 70 dB
IF attenuation: 90 dB

AM suppression: 50 dB
Output voltage: 0.8 µV
RDS: -
Station memory: 20

Special Features

APR (Automatic Reception Optimization)
Four-way capacitor in the input stage
Preset Scan (memory scan for 5 seconds at a time)