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User Manual for RDL RU-PA40D 40W Stereo Audio Amplifier with USA Power Supply Click to enlarge the picture
Contents of the user manual for the RDL RU-PA40D 40W Stereo Audio Amplifier
- Product category: Standard Amplifiers RDL
- Brand: RDL
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for RDL Standard Amplifiers
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User manual for the RDL RU-PA40D 40W Stereo Audio Amplifier contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any RDL product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official RDL user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a RDL product will considerably shorten its lifespan!
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Product description The RU-PA40D 40W Stereo Audio Amplifier with USA Power Supply from RDL is an amplifier that is designed to power a pair of 4- or 8-Ohm speakers with adjustable gain. It can be used with projectors or with monitors with fixed audio outputs, in classrooms, boardrooms, or in video conferencing applications. In addition, it is ideal for foreground sound amplification in small to medium rooms or in a specific zone within a retail space.The RU-PA40D is equipped with two balanced line-level inputs via a detachable terminal block and two unbalanced line-level inputs via gold-plated phono RCA jacks. Furthermore, a front-panel gain control trimmer sets the maximum gain for each channel. A front-panel switch to sum the audio inputs to mono is provided. A built-in stereo analog compressor/limiter is for audio fidelity and clipping suppression.Finally, a blue power LED illuminates when the RU-PA40D is powered from its external 24 VDC power supply (included). The module is equipped with both thermal and output short-circuit protection. - VCA control on detachable terminal block
- Gold-plated RCA input jacks
- Efficient 40W Class-D amplification with thermal and short-circuit protection
- Compressor/limiter helps control clipping
UPC: 813721013323 In the Box RDL RU-PA40D 40W Stereo Audio Amplifier with USA Power Supply PS-24V2A 24VDC Switching Power Supply with North American Cord xcfysfcdffcuxuszztwxbsdwwttzrxbbsda Limited 3-Year Warranty Table of Contents
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Technical parametersRDL RU-PA40D Specs | Inputs | 4 x Line Level: Balanced +4 dBu Left and Right; Unbalanced -10 dBV Left and Right | | Input Impedance | 50 kOhms Balanced, 20 kOhms Unbalanced | | Gain Adjustment | 2 x Single Turn, One Per Channel | | Minimum Input Level | -11 dBu Balanced, -18 dBV Unbalanced (to Cross Compressor Threshold) | | Maximum Input Levels | +22 dBu Balanced, +12 dBV Unbalanced | | VCA | Control: External 0 to 10 VDC (Linear), 10-kOhm Linear Taper Potentiometer
RDL Remote Controls 10 VDC VCA Reference Voltage Output Provided | | Frequency Response | 20 Hz to 20 kHz (± 1 dB, 4 or 8 Ohms) Measured at Compressor Threshold Level Equaling 12 W RMS (8 Ohms) Output Power | | Total Harmonic Distortion (THD) + N | < 0.1% (1 kHz, 1 W, 4 or 8 Ohms); < 1% (50 Hz to 20 kHz,) Measured at Compressor Threshold Level Equaling 12 W RMS (8 Ohms) Output Power | | Compressor | Threshold Nominally 2 dB Below Rated Output, Automatically Adjusting Attack and Release Times | | Crosstalk | Better than 60 dB (1 kHz, No Compression) | | Noise | Below 20 W RMS: < -80 dB (VCA Control 6.25 V; Output Level 6 dB Below Max.) < -70 dB (VCA Control Max.) | | Switch Functions | Slide Switches: Output Impedance 4 Ohms or 8 Ohms; Input Mode Summed Mono or Stereo | | Output Power | 20 W RMS into 8 Ohms per Channel, 40 W RMS Total; 15 W RMS into 4 Ohms per Channel, 30 W RMS Total | | Output Circuit | Class D | | Ambient Operating Environment | 32 to 104°F / 0 to 40°C Maximum; 68°F / 20°C Recommended | | Indicators | Red LED: Threshold LED Indicates Compressor Activity
Blue LED: Power On | | Power Supply | 100 to 240 VAC, 50 to 60 Hz, 1.5 A; 24 VDC Output to Module | | Dimensions (L x H x W) | Not Specified by Manufacturer | | Weight | Not Specified by Manufacturer | | | | Package Weight | 2.135 lb | | Box Dimensions (LxWxH) | 6.0 x 5.15 x 2.7" |
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