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KEH-3930R,3900R
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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
(mounting size) ...... 178 (W) × 50 (H) × 155 (D) mm
(front face) .............. 188 (W) × 58 (H) × 19 (D) mm
Weight ...................................................................... 1.2 kg
Amplifier
Maximum power output ...................................... 40 W × 4
Continuous power output .................................... 22 W × 4
Load impedance .......................... 4 Ω (4 – 8 Ω allowable)
Tone controls
(Bass) .............................................. ±12 dB (100 Hz)
(Treble) ............................................ ±12 dB (10 kHz)
Loudness contour ........ +10 dB (100 Hz), +7 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)
TE
L 13942296513
Stereo separation ...................................................... 45 dB
Signal-to-noise ratio...................... 61 dB (IEC-A network)
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(DIN45324, +B = 14.4 V)
(volume: –30 dB)
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FM tuner
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)
MW tuner
Frequency range ...................................... 531 – 1,602 kHz
Usable sensitivity .............................. 18 µV (S/N: 20 dB)
Selectivity .................................................. 50 dB (±9 kHz)
LW tuner
Frequency range ........................................ 153 – 281 kHz
Usable sensitivity .............................. 30 µV (S/N: 20 dB)
Selectivity .................................................. 50 dB (±9 kHz)
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Note:
• Specifications and the design are subject to possi-
ble modification without notice due to improve-
ments.
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