The RDL D SERIES-PA3 is a compact, high-efficiency wall-mounted audio amplifier designed for professional audio installations in classrooms, offices, retail spaces, fitness centers, and more. Delivering 3.5 W RMS into 8 Ω or 6.5 W RMS into 4 Ω, the PA3 provides crisp, clear audio from a balanced line-level input or a front-panel stereo mini-jack for consumer devices.
This ultra-compact amplifier features automatic input switching, front-panel gain control, and high-efficiency Class D operation, ensuring minimal heat generation and reliable performance even in continuous operation. Its all-metal enclosure fits standard wall boxes and offers thermal and short-circuit protection.
RDL D SERIES-PA3 Key Features
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Wall-mounted, ultra-compact design for discreet installations
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Balanced rear-panel input with adjustable sensitivity
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Front-panel stereo mini-jack input for consumer devices
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Automatic input switching between mini-jack and rear-panel line input
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Front-panel gain adjustment for precise audio control
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3.5 W RMS into 8 Ω / 6.5 W RMS into 4 Ω
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High-efficiency Class D amplifier with low heat output
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Thermal and short-circuit protection for safe operation
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Speaker output via rear-panel detachable terminal block
Applications
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Installations in offices, classrooms, restaurants, or retail environments
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Driving small 4 or 8 Ω speakers for background music or voice paging
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Integrating consumer devices or professional audio sources into installed systems
Benefits
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Provides hum-free, high-quality audio in a wall-mounted form factor
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Simplifies installation with auto input switching and rear-panel wiring
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Efficient Class D operation ensures long-term reliability in commercial settings
