Specifications - Pioneer M-25 Operating Instructions Manual

SPECIFICATIONS

Semiconductors
Transistors ................................................................... 55
Diodes............................................................................
Amplifier Section
Circuitry . . . First stage current mirror loaded, Three-stage
Darlington, Parallel push-pull, Pure complementary
Continuous Power Output of 120 watts* per
channel, min., at 8 ohms from 5 Hertz to
30,000 Hertz with no more than 0.01 % total
harmonic distortion, or 120 watts per channel
at 4 ohms from 5 Hertz to 20,000 Hertz
with no more than 0.02% total harmonic
distortion.
Total Harmonic Distortion (20 Hertz to 20,000 Hertz,
8 ohms)
Continuous rated power output. .No more than 0.0 08%
Total Harmonic Distortion (5 Hertz to 30,000 Hertz,
8 ohms)
Continuous rated power output. . No more than 0.01%
60 watts per channel
power output.. ...................... . No more than 0.008%
1 watt per channel
power output............................No more than 0.008%
Intermodulation Distortion (50 Hertz : 7,000 Hertz=4:1)
Continuous rated power output . . No more than 0.006%
60 watts per channel
power output............................No more than 0.005%
1 watt per channel
power output............................No more than 0.005%
Frequency Response . . 5 Hertz to 200,000 Hertz
Input (Sensitivity / Impedance) .................. 1V/50 kilohms
Output
Speaker...............................................4 ohms to 16 ohms
Damping Factor (5 Hertz to 30,000 Hertz, 8 ohms). . . .60
Hum and Noise (IHF, short-circuited, A network) . . 120dB
51
OCL (class AB operation)
+0
/ dB
-1
Miscellaneous
Power Requirements ................................ 120V, 60Hz only
Power Consumption ................................... 320 watts (UL)
Dimensions..........................420(W) x 153(H) x 370(D)mm
Weight without package .................... 23.5kg; 51 lb 11 oz
with package ..........................26.2kg; 57 Ib 10oz
Furnished Parts
Connection Cord with Pin Plugs .................................... 1
Operating Instructions ..................................................... 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 modifica-
tion without notice due to improvements.
16-9/16 x 6 - 1 / 3 2 x 1 4-9/16 in.