Pioneer A-7 Instrukcja serwisowa - Strona 2
Przeglądaj online lub pobierz pdf Instrukcja serwisowa dla Wzmacniacz Pioneer A-7. Pioneer A-7 32 stron.
Drukuj stronę1. SPECIFICATIONS
Amplifier Section
Continuous Power Output is 70 watts* per channel,
min. at 8 ohms from 20 Hertz to 20,000 Hertz
with no more than 0.007% total harmonic
distortion.
Continuous Power Output at 1 kHz (both channels driven)
T.H.D. 0.007%, Bohms
..............08 78 watts per channel
Total Harmonic Distortion (20 Hertz to 20,000 Hertz,
8 ohms,
from TUNER)
continuous rated power output ....... No more than 0.007%
35 watts per channel power output
.. No more than 0.005%
Intermodulation
Distortion (50 Hertz:7,000 Hertz
= 4:1,
8 ohms, from TUNER)
continuous rated power output ....... No more than 0.005%
35 watts per channel power output
.. No more than 0.003%
Damping Factor (20 Hertz to 20,000 Hertz, 8 ohms)
cds shea heat crowdba beleuee vic hontes nes abies Pe GONG Ga Rooke
aR Aeeeee 60
Input Sensitivity/Impedance
PHONO MM ........c2cccesceeeceeetereeeeeees 2.5 mV/50 kilohms
PHONO MC 1... 2. cee cceeeenecee
este seen eens 0.25 mV/100 ohms
TUNER, AUX, TAPE PLAY 1, 2 .......... 150 mV/50 kilohms
Phono Overload Level (T.H.D. 0.0015%, 1,000 Hz)
PHONO:MM
icc ciiesecccsdeesesceetssscsecdssescacsenssessves 200 mV
PHONO'MG:
ccoveceschisendemesssscsvetatacessrsvsniedeeneneres 20 mV
Output Level
TAPE REC 12s te csssscitiessewudeces
Pavececs 150 mV
Speaker:
is. cccccsiccevisvetseccbenedes A/OFF, B/OFF (6~16 2)
Frequency Response
PHONO MM (RIAA Equalization)
Racudileodudtedes tua chewtavenchworuas sate 20 Hz to 20,000 Hz+0.3 dB
TUNER, AUX, TAPE PLAY 1, 2..... 5 Hz to 100,000 Hz*$ dB
Tone Control
BASS ees ieecintaiied
cc dennbaeneconsenehenetenes tes +10 dB (100 Hz)
TREBLE visdt sccetvsecaveteetactetcertertenenseueeens +10 dB (10 kHz)
Filter
LOW (SUBSONIC)
........ccceceeeee
eee eee es 20 Hz (6 dB/oct.)
Loudness Contour {Volume control set at —40 dB)
iikiweStion cee add ola eaew needed cee +9 dB (100 Hz),
+3 dB (10 kHz}
Hum and Noise (IHF, short circuited A network)
PHONO. MM)
icecczcicetcccstiec
eat ees sn. tea onde deegsenane 88 dB
PHONO
MC
oeciceciccescsseceae
ad obaecsnacssttassactaber doses 70 dB
TUNER, AUX, TAPE PLAY 1, 2 .......ecceceeeeceee
eee ees 110 dB
Hum and Noise (DIN, continuous rated power output/50 mW)
PHONO MM ........cccececscncec
ee etecenteneneeeneeees 80 dB/66 dB
PHONO! MGo tos vecasecatasegneoedt atepetotecds even? 70 dB/65 dB
TUNER, AUX, TAPE PLAY 1, 2...............0085 95 dB/69 dB
Mini sees dedeszsea teceenueseessteueaeset
vee ccisebspniedenvevesicdons —20 dB
Miscellaneous
Power Requirements
HE, HB model
.............. 220/240 V (switchable), 50/60 Hz
Power Consumption
HE, HB models
..............cccccecsesececeeeecsenes 420 W (max.)
Dimensions
...........0.cseseeeeee 420 (W) x 132 (H) x 423 (D) mm
16-9/16 (W) x 5-3/16 (H) x 16-11/16 (D) in
Weight (without package)
................66- 12.2 kg (26 Ib 14 oz)
Furnished
Parts
Operating Instructions ............0cceeeeeu eee 1 (HE mode! only; 2)
*Measured pursuant
to the Federal
Trade Commission's
Trade
Regulation rule on Power Output Claims for Amplifiers.
NOTE:
Specifications
and the design subject to possible mofifications
without notice due to improvements.