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Output Power Rating| output power at 4 ohm load | 350 Watts RMS |
|---|---|
| output power at 8 ohm load | 200 Watts RMS |
Power Requirements| domestic power requirements | 120VAC, 60Hz, 310VA |
|---|---|
| export power requirements 100/120VAC | 50/60Hz, 310VA |
| export power requirements 230-240VAC | 50/60Hz, 310VA |
Tone Control Range| bass tone control | ±8dB @ 50Hz |
|---|---|
| ultra mid tone control | ±8dB @ 500Hz |
| treble tone control | +12dB/-19dB @ 5kHz |
Graphic EQ Range| 40Hz EQ | ±11dB |
|---|---|
| 80Hz EQ | ±8dB |
| 150Hz EQ | ±8dB |
| 300Hz EQ | ±8dB |
| 600Hz EQ | ±8dB |
| 900Hz EQ | ±8dB |
| 2kHz EQ | ±8dB |
| 5kHz EQ | ±9dB |
| 8kHz EQ | ±12dB |
Internal Speaker| speaker size/type | 15” Ampeg Custom |
|---|---|
| speaker magnet | 56 oz. |
| voice coil | 2.5” |
| impedance | 8 ohms |
Size and Weight| width | 24” |
|---|---|
| height | 24.5” (26.5” w/casters) |
| depth | 16” |
| weight | 87 lbs. |
Output Power Rating| output power at 4 ohm load | 350 Watts RMS |
|---|---|
| output power at 8 ohm load | 200 Watts RMS |
Power Requirements| domestic power requirements | 120VAC, 60Hz, 310VA |
|---|---|
| export power requirements 100/120VAC | 50/60Hz, 310VA |
| export power requirements 230-240VAC | 50/60Hz, 310VA |
Tone Control Range| bass tone control | ±8dB @ 50Hz |
|---|---|
| ultra mid tone control | ±8dB @ 500Hz |
| treble tone control | +12dB/-19dB @ 5kHz |
Graphic EQ Range| 40Hz EQ | ±11dB |
|---|---|
| 80Hz EQ | ±8dB |
| 150Hz EQ | ±8dB |
| 300Hz EQ | ±8dB |
| 600Hz EQ | ±8dB |
| 900Hz EQ | ±8dB |
| 2kHz EQ | ±8dB |
| 5kHz EQ | ±9dB |
| 8kHz EQ | ±12dB |
Size and Weight| width | 19” |
|---|---|
| height | 1.75” |
| depth | 12.75” |
| weight | 15 lbs. |
Highlights the main functionalities and benefits of the amplifier.
Dual-purpose graphic EQ for tone shaping or solo boost.
XLR output with level control for connecting to mixers or consoles.
Connect external effects for enhanced sound and quieter operation.
Direct access to power amp and signal tap from preamp for versatility.
Indicates the product is made in the U.S.A.
Ensuring proper grounding, voltage, and avoiding electrical shock hazards.
Protecting the amplifier from temperature extremes, impact, and ensuring stable placement.
Instructions for safe cleaning using a damp cloth, avoiding liquids.
Caution against prolonged exposure to high volume levels that can cause hearing damage.
0dB Input, 15dB Pad, Peak LED, and Gain for signal management.
Bass, Ultra Mid, and Treble controls for frequency adjustment.
Master volume control and Limiter to prevent output clipping.
Graphic EQ activation, sliders, Power On LED, and Power Switch.
Fan for cooling and Fuse for electrical protection.
AC power input and speaker output jacks (1/4" and Speakon).
Effects Loop Send/Return and Preamp Out for signal processing.
-20dB Switch and Pre/Post Switch for Balanced Output.
XLR connector for balanced audio signal output.
Recommended control settings for rock genre.
Recommended control settings for jazz genre.
Recommended control settings for country genre.
Recommended control settings for funk genre.
Steps for safely mounting the B2R head unit in a rack.
Steps to identify and resolve no audio output problems.
Troubleshooting steps for audio quality degradation or hum.
Checks for power supply, outlet, and internal faults.
Guidance on when to contact a dealer or service center.
Visual representation of the amplifier's internal signal path.
Details on RMS power ratings and electrical power needs.
Specifications for tone control and graphic EQ frequency adjustments.
Information on gain structure and signal-to-noise ratio.
Specifications for the internal speaker (B2) and unit size/weight.
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