Type
8-channel mixer power amplifier
Power Source
AC mains, 120 V, 60 Hz
Power Bandwidth
(D) 20 Hz - 20 kHz, 0.5 % THD, (T) 50 Hz - 20 kHz, 0.5 % THD
Frequency Response
(D) 20 Hz - 20 kHz, ±1 dB
(T) 20 Hz - 15 kHz, ±1 dB, (T) 20 Hz - 20 kHz, +1 dB, -3 dB
Total Harmonic Distortion
0.02 % at 1 kHz, rated output
Input
Eight Input Ports : Each port accepts any input modules.
One Bridging Input/Output
Input Sensitivity/Impedance
Input Port #1 to #8 : 100 mV/10 kO
Bridging Input/Output : 100 mV/3.3 kO
Preamp OUT / Power Amp IN
1000 mV into 600 O/1000 mV, 10 kO
Outputs (T)=Transformer, (D)=Direct
Main (T) : 8 O, 25 and 70 volts, balanced, Main (D) : 4 O, unbalanced
Aux : 10 kO, 1 V
Output Regulation (1kHz)
(D) Less than 0.5 dB, no load to full load
(T) Less than 1.0 dB, no load to full load
Signal to Noise Ratio
Master volume min : 90 dB
Master volume max : 77 dB
Power amplifier only : 105 dB
Tone Control
Bass : ±10 dB at 100 Hz, Treble : ±10 dB at 10 kHz
Control
8 Input gain control 1 Master gain control 1 Bass control
1 Treble control 1 Power ON/OFF switch 1 Tone defeat switch
1 Low-Cut switch (60 Hz, 6 dB/octave)
Indicator
1 Power LED, 1 Protect LED, 1 Signal LED, 1 Normal LED, 1 Peak LED
Protection
Self-protection, with AC fuse (inside)
Connector
Input No.1 to No.8 : Card-edge connector
Bridging, Mixer preamp. output, Power amp. input, Aux output : RCA phono jack
Output : Screw-terminal strip
Mute, Remote VR : Screw-terminal strip
AC outlet : 3-pin grounding type
AC power cord/plug : SJT, 3-prong type
Operating Temperature
-10 °C to +60°C (12 °F to 140 °F)
Dimensions
420 (W) x 99.1 (H) x 358 (D) mm (16.54" x 3.9" x 14.09")
Included Accessories
Volume control cover (YA-920)……4
Optional Accessories
Rack mounting bracket (MB-25B)
