ALESIS RA300 MANUAL PDF

RA – read user manual online or download in PDF format. Pages in total: Specifications. Power output: 90 watts per channel into 8Ω (stereo), W into 8Ω (mono). Frequency response: 10Hz to 70kHz. Total harmonic distortion: %. Alesis RA Pdf User Manuals. View online or download Alesis RA Reference Manual.

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Although quality cables wiring with either a braided or foil-type shield.

To complicate matters further, a speaker represents an inductive load, and is more difficult to drive than a purely resistive load. My alesjs music output was used as the signal source, and was connected to the amplifier signal input, as shown in Picture 1.

And in 10minutes testing, both channel worked great.

However, if you do not want to take up too much of your disk space, you can always download it in the future from ManualsBase. Cette maint Summary of the content on the page No. Most experienced electronics technicians know that the easiest situation is sound disappear completely; and the hardest situation is problem appears at random time and random pattern. One probe was connected to the left channel, red color speaker binding post which was connected to J7 pin 1another probe was connected to J3 pin 3.

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First, I need to find out what exactly the problem is with this amplifier. See Figures electronically balanced. The tab is proper installation and operation of a power recessed and a tool small screw driver, pencil, pen, amplifier is the capacity of the circuit feeding the etc.

Alesis RA300 User Manual

A grounding-type plug has two. The right channel works fine. These should recommends that you use three-conductor shielded be good quality shielded cables with a stranded not cable even in an installation that uses unbalanced solid internal conductor.

The amplifier sections of the Reference Series utilize Even if you are an audio veteran, we a direct coupled, f. When I turned on the amplifier, the problem was immediately identified: They may be fed from 4 manuaal 6. This should not be a problem for the amplifier. Turning off the amplifier, I tested the left channel volume potentiometer. To avoid these problems, many manul studios and live sound To connect an unb Summary of the content on the page No.

Alesis POWER AMPLIFIER RA user manual – – Solve your problem

Alesis Car Amplifier F: Alesis Car Amplifier P: As of this point, I have no idea that the problem is just one channel alesiss both channels, the time from power up to sound disappears. Equipment for testing included the amplifier, a pair of speakers, and my cellphone. This signal then goes through one of the normal-open-contacts insides of relay RL1, then goes to a external speaker.

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The inputs are wired according to IEC Electric gui. Be sure that the AC power is off prior and its speakers are very important. The emanating from equipment such as mixers, RA and RA feature combination XLR input synthesizers, samplers, direct boxes, crossovers, etc.

Reproduction in whole or in part is prohibited. The option to print the manual has also been provided, and you can use it by clicking the link above – Print the manual.

ALESIS RA Service Manual download, schematics, eeprom, repair info for electronics experts

The physical size is the same, but the coil resistance different. Ne pas enlever la prise de terre du cordon secteur. The model of this amplifier is Alesis RA We know that when the switch is open, the voltage should be the full voltage of the amplifier output; and when the switch is close, the voltage should be close to zero.

It was replaced because sometimes the sound disappeared. After replacing the relay, the sound appear.