Specifications - Pioneer keh-p4900 Service Manual

KEH-P490,P4900,P4950
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8.2 SPECIFICATIONS

General
Power source .......... 14.4 V DC (10.8 – 15.1 V allowable)
Grounding system ........................................ Negative type
Max. current consumption ........................................ 8.5 A
Dimensions (KEH-P490/X1M/UC, KEH-P4900/X1M/UC)
(DIN) (chassis) ...... 178 (W) × 50 (H) × 155 (D) mm
(nose) ............ 188 (W) × 58 (H) × 20 (D) mm
(chassis) ...... 178 (W) × 50 (H) × 160 (D) mm
(D)
(nose) ............ 170 (W) × 48 (H) × 15 (D) mm
Weight ........................................................ 1.2 kg (2.6 lbs)
Dimensions (KEH-P4950/X1M/ES)
(DIN) (chassis) ...... 178 (W) × 50 (H) × 155 (D) mm
(nose) ............ 188 (W) × 58 (H) × 20 (D) mm
(chassis) ...... 178 (W) × 50 (H) × 160 (D) mm
(D)
(nose) ............ 170 (W) × 48 (H) × 15 (D) mm
Weight ...................................................................... 1.2 kg
Amplifier
Continuous power output is 17 W per channel min. into 4
ohms, both channels driven 50 to 15,000 Hz with no more
TE
than 5% THD.
L 13942296513
Maximum power output ...................................... 40 W × 4
Load impedance .......................... 4 Ω (4 – 8 Ω allowable)
Preout maximum output level/
output impedance .................................... 2.2 V/1 kΩ
Equalizer (3 band equalizer)
(Low) .............................................................. ±12 dB
(Mid) .............................................................. ±12 dB
(High) .............................................................. ±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)
Cassette player
Tape ........................ Compact cassette tape (C-30 – C-90)
Tape speed ........ 4.76 cm/sec.(+0.14cm/sec.,-0.05cm/sec.)
Fast forward/rewinding time .... Approx. 100 sec. for C-60
Wow & flutter .......................................... 0.09% (WRMS)
Frequency response ...................... 30 – 16,000 Hz (±3 dB)
Stereo separation ...................................................... 45 dB
Signal-to-noise ratio...................... 61 dB (IHF-A network)
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[7 (W) × 2 (H) × 6-1/8 (D) in]
[7-3/8 (W) × 2-1/4 (H) × 3/4 (D) in]
[7 (W) × 2 (H) × 6-1/4 (D) in]
[6-3/4 (W) × 1-7/8 (H) × 5/8 (D) in]
(volume: –30 dB)
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8
FM tuner
(KEH-P490/X1M/UC, KEH-P4900/X1M/UC)
Frequency range .................................... 87.9 – 107.9 MHz
Usable sensitivity .................................................... 11 dBf
(1.0 µV/75 Ω, mono, S/N: 30 dB)
50 dB quieting sensitivity .... 16 dBf (1.7 µV/75 Ω, mono)
Signal-to-noise ratio ...................... 70 dB (IHF-A network)
Distortion .......................... 0.3% (at 65 dBf, 1 kHz, stereo)
Frequency response ...................... 30 – 15,000 Hz (±3 dB)
Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)
Selectivity .................................................... 70 dB (2ACA)
Three-signal intermodulation
(desired signal level) ........................................ 50 dBf
(two undesired signal level: 100 dBf)
FM tuner
(KEH-P4950/X1M/ES)
Frequency range ...................................... 87.5 – 108 MHz
Usable sensitivity .................................................... 11 dBf
(1.0 µV/75 Ω, mono, S/N: 30 dB)
50 dB quieting sensitivity .... 16 dBf (1.7 µV/75 Ω, mono)
Signal-to-noise ratio ...................... 70 dB (IEC-A network)
Distortion .......................... 0.3% (at 65 dBf, 1 kHz, stereo)
Frequency response ...................... 30 – 15,000 Hz (±3 dB)
Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)
AM tuner
(KEH-P490/X1M/UC, KEH-P4900/X1M/UC)
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Frequency range ...................................... 530 – 1,710 kHz
Usable sensitivity .............................. 18 µV (S/N: 20 dB)
Selectivity ................................................ 50 dB (±10 kHz)
AM tuner
(KEH-P4950/X1M/ES)
Frequency range ........................ 531 – 1,602 kHz (9 kHz)
530 – 1,710 kHz (10 kHz)
Usable sensitivity .............................. 18 µV (S/N: 20 dB)
Selectivity .................................................. 50 dB (±9 kHz)
Note:
• Specifications and the design are subject to possi-
ble modification without notice due to improve-
ments.
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50 dB (±10 kHz)
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