Geräte Informationen:

Pioneer A-90 Verstärker
Hersteller:
Pioneer
Modell: A-90
Datum: 1983
Kategorie: Audio, Video, TV, Multimedia
Gruppe: Verstärker
Beschreibung: Stereo Amplifier
Informationen:
                                    Amplifier Section
Continuous Average Power Output is 200 watts* per channel,
min., at 8 ohms from 20 Hertz to 20,000 Hertz with no more
than 0.002 % total harmonic distortion"
Continuous Power Output at 1kHz (both channel driven)
T. H. D. 0.002%, 8 ohms.............. 220watts per channel
Total Harmonic Distortion (20 Hertz to 20,000 Hertz,
8 ohms)
continuous rated power output
...................................................**No more
than 0.002%
100 watts per channel power output
...................................................**No more
than 0.002%
Intermodulation Distortion (B0 Hertz: 7,000 Hertz = 4 : 1,
8 ohms)
continuous rated power output
...................................................... No
more than 0.002%
Damping Factor (20 Hertz to 20,000 Hertz, 8 ohms)
.......................................................................................100
Input (Sensitivity/Impedance)
PHONO MM .......................................2.5mV/50 kilohms
PHONO MC..........................150μν/100 ohms, 33 ohms
TUNER, CD/AUX1, AUX2, TAPE PLAY 1, 2
...........................................................150
mV/50 kilohms
Phono Overload Level (T.H.D. 0.008%, 1,000Hz)
PHONO MM
......................................................... 300mV
PHONO
MC........................................................... 18mV
Output Level/Impedance
TAPE REC 1, 2...............................150mV/2.2 kilohms
Frequency Response
PHONO MM (RiAA Equalization)
..............................................20Hz to
10Q,OO0Hz±0.2dB
TUNER, CD/AUX1, AUX2, TAPE PLAY 1, 2
...................................................5Hz to
100,000Hz±^dB
Tone Control
BASS..........................±6dB (100Hz) at 200Hz Position
.....................Turnover frequency: 100Hz/200Hz/400Hz
TREBLE.......................±6dB (10kHz) at 4kHz Position
Turnover frequency: 2kHz/4kHz/8kHz
Filter
LOW (SUBSONIC)............................... 15Hz (-6dB/oct.)
Hum and Noise (IHF, short circuited A network)
PHONO MM
........................................................... 89dB
PHONO
MC.............................................................
74dB
TUNER, CD/AUX1, AUX2, TAPE PLAY 1,2 . . 113d8
Muting.........................................................................—20dB
Miscellaneous
Power Requirements....................................120V,
50/60Hz
Power Consumption.........................................
350W(UL)
Dimensions....................... 420(W) x 150tH) x 420(D) mm
16-9/16(W) x 5-7/8(H) x 16-9/16(D) in Weight (without
package).................... 19.6kg (43 lb 3 oz)
Furnished Parts
Operating
Instructions........................................................
1

Folgende Anleitungen sind hier verfügbar:

Pioneer -- A-90 -- Serviceanleitung
Dateiname: Pioneer-7219-Manual-Page-1-Picture
Dokumenttyp: Serviceanleitung
Seitenanzahl: 42
Dateigröße: 14.23 Mbytes (14925176 Bytes)
Sprache: Englisch
Revision:
Dokument-ID/Nummer: ARP-344-0
Datum: Juli 1983
Qualität: Gescanntes Dokument, alles ist lesbar.
Upload Datum:
MD5: 31764633d2bff049e19c8abc27438a8c
Downloads: 171 seit dem 27 September 2015
Informationen:
This service manual is applicable to the KU type.

1.
SPECIFICATIONS.................................................
2
2. FRONT PANEL FACILITIES............................ 3
3. BLOCK
DIAGRAM............................................... 5
4. CIRCUIT DESCRIPTIONS................................. 7
5. PARTS
LOCATION.............................................. 10
6. EXPLODED VIEWS
AND PARTS LIST............................................ 13
7. P.C. BOARDS CONNECTION
DIAGRAM...........................................................
19
8. SCHEMATIC DIAGRAM ......................................27
9. ELECTRICAL PARTS LIST.................................33
10. ADJUSTMENTS
.....................................................40
11. SAFETY INFORMATION ............................41
12.
PACKING.......................................................42
Pioneer-7219-Manual-Page-1-Picture
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