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General| Preamp | Solid-State |
|---|---|
| Power Amp | Class D |
| Effects Loop | Yes |
| Type | Bass Amplifier Head |
| Number of Channels | 1 |
| Power Output | 800 watts |
| Tone Controls | Bass, Mid, Treble |
| Inputs | 1/4" and XLR |
| Outputs | 1 x Speakon, 1 x 1/4" Speaker Output |
| Footswitch I/O | 1 x 1/4" Footswitch Input |
Essential instructions for safe operation, handling, and basic care of the amplifier.
Guidance on grounding, ventilation, power connections, and environmental protection for safe use.
Instructions on when to seek professional servicing and how to handle equipment faults.
Alerts regarding electric shock, fire hazards, dangerous voltage, and exposure risks.
Lists the primary features and capabilities specific to the Ampeg PF-350 model.
Details features common to PF-500/PF-800 and their unique attributes.
Details on input jack, -15 dB pad, peak LED, and gain control for optimal signal.
Instructions for adjusting bass, midrange, and treble frequencies for desired sound.
Guidance on master volume adjustment and the operation of the limiter circuit.
Connecting external audio sources and headphones for practice or monitoring.
Explanation of the fault LED and the limiter switch for signal protection.
Details on connecting the AC power cord and selecting the correct local voltage.
Operation of the power switch and ensuring proper airflow for cooling the amplifier.
Information on connecting speaker cabinets, impedance, and power ratings.
Using the balanced XLR output for professional audio routing and connection to mixers.
Guide to using the FX Send and FX Return jacks for external effects processors.
Details on input, peak/mute LED, -15 dB pad, and mute switch for signal control.
Explanation of compressor threshold, gain control, and their impact on sound.
Guidance on adjusting low-end enhancement, high-end boost, and bass frequencies.
Adjusting midrange tone by selecting center frequencies from five options.
Details on treble adjustment and mixing direct/effect signals for the effects loop.
Master volume, fault indicator, and connecting external audio sources for practice.
Instructions for connecting headphones to the amplifier for personal monitoring.
Connecting AC power and setting the correct voltage for the amplifier.
Operation of the power switch and ensuring proper airflow for cooling.
Details on connecting speaker cabinets, impedance, and power ratings for PF-500/PF-800.
Using the balanced XLR output for professional audio routing and connection to mixers.
Ground lift function for hum elimination and -40 dB cut for mic-level signals.
Selecting Pre/Post EQ and using effects loop send/return jacks for signal routing.
Connecting tuners, external preamps, and power amps to specific jacks.
Connecting and using a footswitch for remote control of Mute and FX On/Off.
