Pioneer A-20-K Operating Instructions Manual - Page 13

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Pioneer A-20-K Operating Instructions Manual

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-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 W + 70 W

A-20, A-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 W + 50 W

(THD 0.1 %, 4 Ω)

A-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 W+40 W

A-20, A-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 W+30 W

(THD 0.05 %, 8 Ω)

Audio section

•

Input (Sensitivity/Impedance)

SACD/CD, NETWORK, TUNER, AUX, RECORDER

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/50 kΩ

POWER AMP DIRECT (A-30 only) . . . . . . . . . . . 1 V/10 kΩ

PHONO (MM) . . . . . . . . . . . . . . . . . . . . . . . . 2.8 mV/50 kΩ

•

Output (Level/Impedance)

RECORDER OUT . . . . . . . . . . . . . . . . . . . . 200 mV/2.2 kΩ

PHONES . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250 mV/32 Ω

•

Frequency response

SACD/CD, NETWORK, TUNER, AUX, RECORDER

. . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Hz to 100 kHz

PHONO (MM) . . . . . . . . . . . . . .20 Hz to 20 kHz ±0.5 dB*

* 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, AUX, RECORDER

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 dB*

PHONO (MM, 2.8 mV input) . . . . . . . . . . . . . . . . . 77 dB*

* 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-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175 W

A-20/A-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135 W

In standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 W

Dimensions

. . . . . . . . . . . . . 435 mm (W) x 128 mm (H) x 360 mm (D)

Weight (without package)

A-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.9 kg

A-20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.2 kg

A-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.7 kg

Accessories

Remote control (Except A-10) . . . . . . . . . . . . . . . . . . . . . 1

AAA/IEC R03 dry cell batteries (Except A-10) . . . . . . . . 2

Power cord

Warranty card

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.

dB*