Pioneer sa 508 brochure

Page 1

SPECIFICATIONS

Semiconductors

ICs ................................... 3
Transistors ............................. 21
Diodes ................................ 18

Amplifier Section

Continuous Power Output of 25 watts" per
channel, min., at 8 ohms from 20 Hertz to
20,000 Hertz with no more than 0.03 %
total harmonic distortion or 25 watts per
channel at 4 ohms from 20 Hertz to 20,000

Hertz with no more than 0.05% total
harmonic distortion.

Continuous Power Output at IkHz (both channels driven)

T.H.D. 0.03%, 8 ohms ........ 28 watts per channel
Total Harmonic Distortion (20 Hertz to 20,000 Hertz,
8 ohms, from AUX)

continuous rated power output . . No more than 0.03%

12.5 watts per channel power output
................. No more than 0.03%

1 watt per channel power output
................. No more than 0.03%

Intermodulation Distortion (50 Hertz: 7,000 Hertz = 4:1 ,

8 ohms, from AUX)
continuous rated power output . . No more than 0.03%

12.5 watts per channel power output
................. No more than 0.03%

1 watt per channel power output

................. No more than 0.03%

Damping Factor (1,000 Hertz, 8 ohms) ........... 30
Input (Sensitivity/Impedance)

, PHONO ................... 2.5mV/47kilohms
TUNER ................... ISOmV/SOkilohms
AUX ..................... 150mV/50kilohms
TAPE PLAY 1 ............... ISOmV/SOkilohms
TAPE PLAY 2 ............... ISOmV/SOkilohms
TAPE PLAY 2 (DIN connector;

HB, HE, HP models) ........... ISOmV/SOkilohms
Phono Overload Level (T.H.D. 0.1% 1,000Hz)

PHONO .......................... l40mV
Output

TAPE REC I ....................... ISOmV

TAPE REC 2 ....................... ISOmV

TAPE REC 2 (DIN connector;

HB, HE, HP models) ........... 30mV/80kilohms

Speaker ........................ A, B, A+B

4~16 ohms

Frequency Response
PHONO (RIAA Equalization)

............. 3on to 15,000Hz 10.5w
TUNER, AUX, TAPE PLAY

............... 20Hz to 40,000Hz i2dB

Tone Control

BASS ................ +7,SdB, - 7.5dB (1 OOHZ)

TREBLE ................. +8dB, -8dB (I OkHz)
Subsonic Filter ................. 15Hz (-6dB/oct)
Loudness Contour (Volume control set at -40dB

position) ...................... +6dB (IOOHz)
Hum and Noise (IHF, short-circuited, A network)

PHONO ............................ 76dB

TUNER, AUX, TAPE PLAY ............... 98dB
Hum and Noise (DIN continuous power/SOmW)

PHONO ....................... 68dB/57dB

TUNER, AUX, TAPE PLAY .......... 82dB/58dB
Miscellaneous l
Power Requirements ..... HE model;AC22OV, 50/60Hz

HB, HP models; AC240V, 50/60Hz
S, 5/6 models; AC1 IOV/l 20V/220V/240V, 50/60Hz

Power Consumption ....... HE, HB, HP models; 240W
S, 5/6 models; 80W

Dimensions .......... 420(W) x 150(H) x 271(D) mm

16-9/16(W) x 5-7/8(H) x 1o11/1s(D) in _

Weight (without package) .......... 6.7 kg (14lb 1202)

Furnished parts

Operating instructions ....................... 1

Fuse (S, 5/6 models only) ............ 2A;1, 1.2A;1

* Measured pursuant to Federal Trade Commission's
Trade Regulation rule on Power Output Claims for
Amplifiers.

NOTE:
Specifications and the design subject to possible modifi-
cation without notice due to improvements.