Pioneer KEH-P7020R X1B/EW Service Manual page 75

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KEH-P7025/XN/ES
General
Power source ............. 14.4 V DC
(10.8 – 15.1 V allowable)
Grounding system ..... Negative type
Max. current consumption
................................... 10.0 A
Backup current ........... 5 mA or less
Dimensions (W x H x D):
(DIN) .....................Chassis
Nose ............ 188 x 58 x 19 mm
(D) Chassis ........ 178 x 50 x 162 mm
Nose ............ 170 x 46 x 14 mm
Weight ....................... 1.4 kg
Audio
Continuous power output is 22 W per channnel min. into 4
ohms, both channels driven 50 to 15,000 Hz with no more
than 5% THD.
Maximum power output 50 W x 4
for subwoofer (70 W x 1 ch/2 Ω)
Load impedance ........ 4 Ω (4 – 8 Ω [2 Ω for 1 ch]
allowable)
Preout max output level/output impedance
................................... 2.2 V/1 kΩ
Equalizer (3-Band Parametric Equalizer):
(Low)
Frequency ...... 40/80/100/160 Hz
Q Factor ......... 0.35/0.59/0.95/1.15
(+6 dB when boosted)
Gain ............... ±12 dB
(Mid)
Frequency ...... 200/500/1 k/2 k Hz
Q Factor ......... 0.35/0.59/0.95/1.15
(+6 dB when boosted)
Gain ............... ±12 dB
(High)
Frequency ...... 3.15 k/8 k/10 k/12.5 k Hz
Q Factor ......... 0.35/0.59/0.95/1.15
(+6 dB when boosted)
Gain ............... ±12 dB
Loudness contour:
(Low) .................... +3.5 dB (100 Hz)
+3 dB (10 kHz)
(Mid) .................... +10 dB (100 Hz)
+6.5 dB (10 kHz)
(High) ................... +11 dB (100 Hz)
+11 dB (10 kHz)
(Volume: –30 dB)
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Tone controls:
HPF:
178 x 50 x 157 mm
Subwoofer:
Cassette player
Tape ........................... Compact cassette tape
Tape speed ................ 4.76
Fast forward/rewinding time
................................... Approx. 100 sec (C-60)
Wow & flutter ............ 0.09% (WRMS)
Frequency response:
Stereo separation ...... 45 dB
Signal-to-noise ratio:
FM tuner
Frequency range ....... 87.5 – 108 MHz
Usable sensitivity ...... 9 dBf (0.8 µV/75 Ω, mono,
50 dB quieting sensitivity
Signal-to-noise ratio . 70 dB (IEC-A network)
Distortion ................... 0.3% (at 65 dBf, 1 kHz,
Frequency response .. 30 – 15,000 Hz (± 3 dB)
Stereo separation ...... 40 dB (at 65 dBf, 1 kHz)
AM tuner
Frequency range ....... 530 – 1,640 kHz (10 kHz)
Usable sensitivity ...... 18 µV (S/N: 20 dB)
Selectivity .................. 50 dB (± 10 kHz)
Infrared remote control
Wavelength ............... 940 nm ± 50 nm
Output ........................ typ; 12 mw/sr per infrared LED
Note
• Specifications and the design are subject to possible mod-
ifications without notice due to improvements.
KEH-P7020R
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(Bass)
Frequency ...... 40/63/100/160 Hz
Gain ............... ±12 dB(Treble)
Frequency ...... 2.5 k/4 k/6.3 k/10 k Hz
Gain ............... ±12 dB
Frequency ...... 50/80/125 Hz
Slope .............. –12 dB/oct
Frequency ...... 50/80/125 Hz
Slope .............. –18 dB/oct
Gain ............... ±12 dB
Phase ............. Normal/Reverse
(C-30 – C-90)
cm/sec.(+0.14cm/sec.,
Metal .................... 30 – 19,000 Hz (±3 dB)
Metal:
Dolby B NR IN 67 dB (IEC-A network)
Dolby NR OUT 61 dB (IEC-A network)
S/N:30 dB)
15 dBf (1.5 µV/75 Ω, mono)
stereo)
531 – 1,602 kHz (9 kHz)
50 dB (± 9 kHz)
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-0.05cm/sec.)
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A
B
C
D