Owner`s manual
18
Main Mix Section
Noise (Bus noise) Fader 0 dB, channels muted: 85dBr (ref.:+4dBu)
UNITY gain: 71 dBr (ref.:+4 dBu)
+27 dBu balanced ,
+22 dBu unbalanced, 1/4" jacks
AUX Sends max out
+22 dBu
Distortion (THD & N)
Frequency response
10 Hz to 55 kHz, +/ 3 dB
0.006% at +4 dBu, 1 kHz
Gain 50 dB (MIC)
>90 dB
Electronically balanced
10 Hz to 55 kHz, +/ 3 dB
Distortion (THD & N)
0.04% at +4 dBu, 1 kHz
Gain
30 dB
Electronically balanced, discrete input configuration
6. TECHNICAL SPECIFICATIONS
8. TECHNICAL SPECIFICATION
Mono input channels
Microphone input
SNR (Signal to Noise Ratio)
Frequency response
Line input
Stereo input channels
Impedances
Line input
Unbalanced
Frequency response
10 Hz to 55 kHz,
+
/3dB
Distortion (THD & N)
0.006% at +4 dBu, 1 kHz
Microphone input
1.4 kOhm
Channel Insert return
2.5 kOhm
All other inputs
10 kOhm or greater
Tape out
1 kOhm
All other output
120 Ohm
Equalization
DSP Section
Hi shelving
+/ 15 dB @12 kHz
Mid bell
+/ 15 dB @ 2.5 kHz
Low shelving
+/ 15dB@80Hz
A/D and D/A converters
24 bit
DSP resolution
24 bit
Type of effects
Hall, Room, Vocal & Plate REVERBS
Mono & Stereo DELAY (max DELAY TIME 650ms)
Chorus, Flanger & Reverb MODULATIONS
REVERB+DELAY, REVERB+CHORUS,
Presets
256
Controls
16-position PRESET Selector
16-position VARIATION selector
CLIP LED
MUTE SWITCH with LED indicator
REVERB+FLANGER combinations
Fader 0dB, all input channels assigned and set to
Max output
Noise (bus noise)
Power supply
Main voltage
100VAC~60Hz 230VAC~50Hz
120VAC~60Hz 240VAC~50Hz
Power Consumption
PBM8.250 MKII
Stereo mode: 250W@4ohm(EIAJ)
190W@8ohm(EIAJ)
Bridge mode: 500W@8ohm(EIAJ)
222W@4ohm(RMS) THD=1%
149W@8ohm(RMS) THD=1%
415W@8ohm(RMS) THD=1%
PBM8.500 MKII
Stereo mode: 500 W @ 4 ohm(EIAJ)
300W@8ohm(EIAJ)
Bridge mode: 1000W@8ohm(EIAJ)
400W@4ohm(RMS) THD=1%
263W@8ohm(RMS) THD=1%
738W@8ohm(RMS) THD=1%