Additional information
Specifications
Amplifier section
Power output specification is for when power supply is 230 V.
•
Continuous power output (both
channels driven at 20 Hz to 20 kHz)
A-70/A-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 W + 90 W
(THD 0.5 %, 4 Ω)
A-70/A-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 W + 65 W
(THD 0.5 %, 8 Ω)
Audio section
•
Input (Sensitivity/Impedance)
SACD/CD, NETWORK, TUNER, RECORDER, AUX (A-50
only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/50 kΩ
POWER AMP DIRECT . . . . . . . . . . . . . . . . . . . . 1 V/10 kΩ
PHONO (MM) . . . . . . . . . . . . . . . . . . . . . . . . 2.8 mV/50 kΩ
PHONO (MC) . . . . . . . . . . . . . 0.24 mV/100 Ω (A-70 only)
COAXIAL . . . . . . . . . . . . . . . . 500 mVp-p/75 Ω (A-70 only)
•
Output (Level/Impedance)
RECORDER OUT . . . . . . . . . . . . . . . . . . . . 200 mV/2.2 kΩ
•
Frequency response
SACD/CD, NETWORK, TUNER, RECORDER, AUX (A-50
only) . . . . . . . . . . . . . . . . . . . . . . . . 5 Hz to 20 kHz ±2 dB*
PHONO (MM) . . . . . . . . . . . . . .20 Hz to 20 kHz ±0.5 dB*
PHONO (MC) . . . . 20 Hz to 20 kHz ±0.5 dB* (A-70 only)
* Measured with DIRECT button switched on.
•
Tone control
(When VOLUME is set to -30 dB)
Bass. . . . . . . . . . . . . . . . . . . . . . . . . . . . .± 10 dB (100 Hz)
Treble . . . . . . . . . . . . . . . . . . . . . . . . . . . .± 10 dB (10 kHz)
•
Signal-to-Noise Ratio (IHF SHORTED,
A-NETWORK)
SACD/CD, NETWORK, TUNER, RECORDER, AUX (A-50
only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 dB*
PHONO (MM, 5 mV input). . . . . . . . . . . . . . . . . . . 89 dB*
PHONO (MC, 0.5 mV input). . . . . . . . .74 dB* (A-70 only)
* Measured with DIRECT button switched on.
•
Speaker load impedance
A, B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Ω to 16 Ω
A+B. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Ω to 32 Ω
Bi-wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Ω to 16 Ω
Miscellaneous
Power requirements
. . . . . . . . . . . . . . . . . . . . . . . . . . AC 220 V to 230 V, 50 Hz
Power consumption
A-70 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 W
A-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 W
In standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2 W
Dimensions
A-70 . . . . . . 435 mm (W) x 141.5 mm (H) x 361.5 mm (D)
A-50 . . . . . . . 435 mm (W) x 138.5 mm (H) x 357 mm (D)
Weight (without package)
A-70 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17.1 kg
A-50 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.1 kg
Accessories
Remote control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
AAA/IEC R03 dry cell batteries . . . . . . . . . . . . . . . . . . . . 2
Short pin plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Power cord
Warranty card
Caution sheet
Operating instructions (This document)
Note
• Specifications and the design are subject to
possible modifications without notice, due to
improvements.
• Corporation and product names mentioned herein
are trademarks or registered trademarks of the
respective corporations.
© 2012 PIONEER CORPORATION.
All rights reserved.
05
15
En