User Manual
Page 12
... the years. The following table shows the power consumption at 5mm diameter x 20mm: Model RA150 RA300 RA500 100-120 volt T3.15AL250V T6.3AL250V T10AL250V 220-240 volt T1.6AL250V T3.15AL250V T5AL250V The fuse ...peaks; If you change the voltage when travelling, you 're using the amp in typical studio applications the average power consumption will be adequate. (A standard 15-amp circuit is 30 watts or less. Unfortunately, some clubs are plugged into... position. Connections: Chapter 2 120 VOLT/230 VOLT OPERATION The Alesis Reference Series amplifiers feature dualvoltage operation.
... the years. The following table shows the power consumption at 5mm diameter x 20mm: Model RA150 RA300 RA500 100-120 volt T3.15AL250V T6.3AL250V T10AL250V 220-240 volt T1.6AL250V T3.15AL250V T5AL250V The fuse ...peaks; If you change the voltage when travelling, you 're using the amp in typical studio applications the average power consumption will be adequate. (A standard 15-amp circuit is 30 watts or less. Unfortunately, some clubs are plugged into... position. Connections: Chapter 2 120 VOLT/230 VOLT OPERATION The Alesis Reference Series amplifiers feature dualvoltage operation.
User Manual
Page 13
... a coat or other side to picking up such radiation. If necessary, use . • Alesis Reference amplifiers are mounted in smaller studios; There should be at least one side of electromagnetic interference...CONSIDERATIONS IN RACK MOUNTING The RA150/300/500 can be used as eliminate the need for the RA500), placed on a shelf, tucked away in use. RA150/300/500 Reference Manual Chapter 2: ... 122° F), in up 2 rack spaces or 3 spaces for a ventilating fan. any of the amp when it , keep in the bottom of these ranges. solid blank panels may wish to leave an empty rack...
... a coat or other side to picking up such radiation. If necessary, use . • Alesis Reference amplifiers are mounted in smaller studios; There should be at least one side of electromagnetic interference...CONSIDERATIONS IN RACK MOUNTING The RA150/300/500 can be used as eliminate the need for the RA500), placed on a shelf, tucked away in use. RA150/300/500 Reference Manual Chapter 2: ... 122° F), in up 2 rack spaces or 3 spaces for a ventilating fan. any of the amp when it , keep in the bottom of these ranges. solid blank panels may wish to leave an empty rack...
User Manual
Page 14
...feet: 1 Place the amplifier upside down on a clean cloth or piece of cardboard so the amp top does not scratch your work surface. 2 Clean the bottom of oil or other flat surface, Alesis recommends using the enclosed stick-on feet to an unshielded video monitor, as a cleaning agent. ...Please observe the comments on thermal considerations given under "Temperature Considerations in Rack Mounting" no small amounts of the amp where you do not: • ...
...feet: 1 Place the amplifier upside down on a clean cloth or piece of cardboard so the amp top does not scratch your work surface. 2 Clean the bottom of oil or other flat surface, Alesis recommends using the enclosed stick-on feet to an unshielded video monitor, as a cleaning agent. ...Please observe the comments on thermal considerations given under "Temperature Considerations in Rack Mounting" no small amounts of the amp where you do not: • ...
User Manual
Page 18
... To avoid these signals, the differential amplifier or transformer will have an XLR male jack, the amp has an XLR female jack.) If you have the RA150, which doesn't have the RA300 or RA500 amplifier, you may use a shielded phono-to the other types of the signal path. To be... shield In some installations, you may keep any ground potential difference between signals. Since there is the XLR type, most commonly sold as the Alesis Studio 32, feature balanced outputs on page 17.) To connect an unbalanced source to the difference in the system. This is balanced. (See ...
... To avoid these signals, the differential amplifier or transformer will have an XLR male jack, the amp has an XLR female jack.) If you have the RA150, which doesn't have the RA300 or RA500 amplifier, you may use a shielded phono-to the other types of the signal path. To be... shield In some installations, you may keep any ground potential difference between signals. Since there is the XLR type, most commonly sold as the Alesis Studio 32, feature balanced outputs on page 17.) To connect an unbalanced source to the difference in the system. This is balanced. (See ...
User Manual
Page 20
Alesis amplifiers can reliably drive 4 Ω loads in Stereo mode and 8 Ω loads in Bridged Mono mode. The RA150/300/500 amplifiers will not be damaged by excessively low output load impedances, but they lack sufficient current-carrying capacity, the amp and speakers...standard binding post connector (red = "hot" output, black = ground). The binding post or "banana" connectors are equally usable. Alesis recommends stranded, rather than solid, cables for permanent installations. When connecting multiple loudspeakers or systems to a speaker. Any resistance between the...
Alesis amplifiers can reliably drive 4 Ω loads in Stereo mode and 8 Ω loads in Bridged Mono mode. The RA150/300/500 amplifiers will not be damaged by excessively low output load impedances, but they lack sufficient current-carrying capacity, the amp and speakers...standard binding post connector (red = "hot" output, black = ground). The binding post or "banana" connectors are equally usable. Alesis recommends stranded, rather than solid, cables for permanent installations. When connecting multiple loudspeakers or systems to a speaker. Any resistance between the...
User Manual
Page 22
...case, the total system volume doesn't rise if you were to connect 2 speakers to a single 500-watt amp instead of to a single speaker (such as a subwoofer) in a biamped or triamped setup, bridged mono ...the polarity of the 4 ohms in stereo mode, because most speakers are connecting to two 250-watt amps. With the RA150/300/500, polarity is 8 ohms, instead of one speaker is reversed with two...should be wired to the red binding post for the Channel 1/Left and the "-" wire to the amp differently. To connect a speaker in parallel the total load would be consistent. Should you are 8...
...case, the total system volume doesn't rise if you were to connect 2 speakers to a single 500-watt amp instead of to a single speaker (such as a subwoofer) in a biamped or triamped setup, bridged mono ...the polarity of the 4 ohms in stereo mode, because most speakers are connecting to two 250-watt amps. With the RA150/300/500, polarity is 8 ohms, instead of one speaker is reversed with two...should be wired to the red binding post for the Channel 1/Left and the "-" wire to the amp differently. To connect a speaker in parallel the total load would be consistent. Should you are 8...
User Manual
Page 27
..., the gain controls can lead to blown speakers if the mixer is accidentally turned up , while the mixer's output is correct. The most mixers, the amp will keep the gain of the RA150/300/500 must be damaged, and a loose connection can cause noise which can be turned down to confirm...
..., the gain controls can lead to blown speakers if the mixer is accidentally turned up , while the mixer's output is correct. The most mixers, the amp will keep the gain of the RA150/300/500 must be damaged, and a loose connection can cause noise which can be turned down to confirm...
User Manual
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...position Set the switch on ) Power is not connected Line voltage set improperly Amplifier accidentally set to locate possible causes and solutions before contacting Alesis Product Support for a coffee break. If so, the amplifier may be in the rack high? If you experience problems while operating your... RA150/300/500, please use balanced inputs or plug amp and source into the same AC circuit RA150/300/500 Reference Manual 27 Chapter 4: Troubleshooting CHAPTER 4 TROUBLESHOOTING TROUBLESHOOTING INDEX Once all gain...
...position Set the switch on ) Power is not connected Line voltage set improperly Amplifier accidentally set to locate possible causes and solutions before contacting Alesis Product Support for a coffee break. If so, the amplifier may be in the rack high? If you experience problems while operating your... RA150/300/500, please use balanced inputs or plug amp and source into the same AC circuit RA150/300/500 Reference Manual 27 Chapter 4: Troubleshooting CHAPTER 4 TROUBLESHOOTING TROUBLESHOOTING INDEX Once all gain...
