Pioneer SA-8900 mk2 Stereo vahvistin

Erittäin siisti ja täysin ehjä laite. Huollettu huhtikuussa 2021.

Jännite 100V ja tehokas ja laadukas muuntaja mukaan.

Tosi hyvä soundi.

Euroopalainen versio Pioneer SA-9500 mk2.

Rating of a mode

Form Stereo Integrated Amplifier

Circuit system 2 steps of differentials whole page hardwired-connection parallel PP pure complimentary OCL

Effective output

(Both channel drive, 20Hz - 20kHz) 100W+100W (4ohm)

80W+80W (8ohm)

THD (20Hz - 20kHz) 0.05% (at the time of an effective output)

0.01% (at the time of 40W output 8ohm)

0.01% (at the time of 1W output 8ohm)

Cross modulation distortion

(50Hz:7kHz=4:1) 0.05% (at the time of an effective output)

0.01% (at the time of 40W output 8ohm)

0.01% (at the time of 1W output 8ohm)

Output bandwidth (IHF, both channel drive) 5Hz - 45kHz (0.05% of distortion)

Frequency characteristic 5Hz-100kHz+0 -1 dB

Input sensitivity/impedance Power amp in: 1V/50kohm

Output-terminal Speaker A-B: 4ohm-16ohm

Speaker A+B: 8ohm-16ohm

Headphone: 4ohm - 16ohm

Dumping factor 30 (20Hz - 20kHz, 8ohm)

S/N 110dB (IHF, A network, a short circuit)

Circuit system Equalizer-amplifier part: 3 steps of first rank differentials hardwired-connection Class-A SEPP

Tone control part: 2 steps of first rank differentials hardwired-connection flat amplifier,

a NFB type twin tone

Input sensitivity/impedance Phono1, 2:2.5mV/10kohm, 25kohm, 50kohm, 100kohm

Cartridge load capacity: 100pF, 200pF, 300pF, 400pF (Phono1 and 2)

Tuner, Aux, Tape play1, 2:150mV / 50kohm

Phono maximum permissible input Phono1, 2:300mV (1kHz, 0.05% of THD)

An Output voltage/impedance Tape Rec1, 2:150mV

Pre out: 1V/2kohm, 10V/2kohm (max)

THD (20Hz - 20kHz) 0.01% (1V output)

0.1% (10V output)

Frequency characteristic Phono: 20Hz-20kHz}0.2dB

Tuner, Aux, and Tape play:5Hz-50kHz+0 -1 dB

Tone control

Bass Sub: }6dB (50Hz)

Main: }8dB (100Hz)

Treble Sub: }6dB (20kHz)

Main: }8dB (10kHz)

Filter Low: 15Hz, 6dB / oct

High: 8kHz, 6dB / oct

Loudness contour

(Volume -40dB) +6dB(100Hz)

+3dB(10kHz)

Muting -20dB

S/N (IHF, A network)

Short circuit Phono:75dB

Tuner, Aux, Tape play: 95dB

The semiconductor used Transistor: 55 pieces

Diode,others : 33 pieces

AC outlet Power-switch interlock: Two lines

Power-switch un-interlocking.: Two lines

Supply voltage AC100V, 50Hz/60Hz

Power consumption 200W (Electrical Appliance and Material Control Law)

560W (maxima)

Dimensions Width 420x height 150x depth of 376mm

Weight 16.2kg