zapco ST-X DSP Owner'S Manual Download Page 26

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Technical Specifications

ST-4X DSP

Power @ 4Ω: 4 x 65 watts

THD @ Rated Power < 0.5% THD

Power @ 2Ω: 4 x 95 watts

Power Bridged @ 4Ω: 2 x 190W RMS

Signal to Noise Ratio > 90dB

THD + Noise < 0.2%

Channel Separation > 60dB

Frequency Response 15Hz to 30KHz ±1dB

Dimensions in mm: 160(W) x 52(H) x 282(L)

Overall: 160(W) x 52(H) x 320(L)

ST-6X DSP

Power @ 4Ω: 6 x 100 watts

THD @ Rated Power < 0.5% THD

Power @ 2Ω: 6 x 150 watts

Power Bridged @ 4Ω: 3 x 300W RMS

Signal to Noise Ratio > 90dB

THD + Noise < 0.2%

Channel Separation > 60dB

Frequency Response 15Hz to 30KHz ±1dB

Dimensions in mm: 160(W) x 52(H) x 452(L)

Overall: 160(W) x 52(H) x 488(L)

Summary of Contents for ST-X DSP

Page 1: ...1 ST X DSP Owner s Manual Before operating the unit please read this manual throughly and retain it for future reference...

Page 2: ...rom doing There is absolutely no substitute for experience that is a simple fact of life Another simple fact is that ZAPCO has for over forty years been the leader in defining quality standards for th...

Page 3: ...tereo 6 Planning your power connections 7 Wire size 8 Mounting your Studio X DSP amplifier 9 Inputs and Controls 10 ST 4X DSP Input Ends 10 ST 6X DSP Input Ends 11 Speaker Wiring of the Studio X DSP A...

Page 4: ...Of course not everyone buys strictly by sound although they should Maybe it s the wrong color maybe it s too big or too small But one thing is constant Everyone who hears the studio amps agrees it so...

Page 5: ...for each channel As for analog performance the Studio X DSP amps give you more than power These amps have 0 2 THD noise over 90dB signal to noise over 60dB separation and produce power from 15 Hz to 3...

Page 6: ...APCO strongly advises that you use common sense when setting volume levels If you experience ringing in the ears it could cause permanent hearing damage When connecting our amplifiers to pre wired sto...

Page 7: ...t the outside of the end plate is the main ground or negative connection This must be securely attached to bare metal at the vehicle frame or other heavy chassis component with a direct connection to...

Page 8: ...and by the weakest physical connection in the circuit Wire Size It s often surprising how many people will obsess about signal wire but routinely provide the amplifier with only a fraction of the curr...

Page 9: ...ground as you do for the main power Always make your ground as short as possible and secure it to a clean solid surface preferably the vehicle frame Mounting your ST X DSP amplifier Mounting your Zapc...

Page 10: ...Ch 1 2 Channel RCA Inputs 2 Rear Ch 3 4 Channel RCA Inputs 3 Processed RCA preamp outputs 4 High Level OEM Input Plug 5 Auto turn on Switch to turn the system on by signal sensing 6 USB port for PC co...

Page 11: ...6X DSP has RCA inputs for 6 channels 2 The processed RCA outputs let you run an active 3 way system and still have an output for a sub amp 3 Like the ST 4X DSP the 6X DSP has 4 channels of high level...

Page 12: ...put the amp into protect and may damage the amplifier When bridging the left and right channels of any ST X DSP amplifier you use the left channel Ch1 positive and the right channel Ch2 negative as i...

Page 13: ...default system in the channel designation column but since you have complete control over all functions you can use all channels as they best suit your individual system Loading the GUI Download the G...

Page 14: ...gin you need to define your system Fixed 2 Ch inputs Toslink and Digital BT will apply left channel information to all odd number output channels and right channel information to all even numbered out...

Page 15: ...tra presets you should save all your setup and tunes to a file on your PC When you Save to File you will be taken to a folder on the PC so you can choose a name for the tune and click Save Load of cou...

Page 16: ...delay the arrival time of near speakers so it will sound as though you are right in the middle of the car Setting delay is quite straightforward The purpose is to make every speaker the same distance...

Page 17: ...longer speaker distance is 70 so we subtract each of the other speakers from 70 and enter the results in the Delay chart After you have entered the distances in cm or inch you can click ms to see the...

Page 18: ...so the left and right speakers will be the same It is also easiest to do initial equalization by channel pair Each channel has a High Pass HP and a Low Pass LP filter You can control the frequencies...

Page 19: ...System Phase If the systems speakers are not all in phase there will be issues you can not fix by tuning You can see the section on System Phasing to see one method of Phase checking The MUTE buttons...

Page 20: ...mbered You can simply click onto a band button and drag it to where you want it When you click onto a band there is a Heads up display of the frequency gain and Q of the band Any band that has been ad...

Page 21: ...arrows Q Setting Q can be set as above using the keyboard arrows You can also make rough adjustments by dragging one of the green boxes in the EQ graph to make Q wider or narrower to affect a smaller...

Page 22: ...ectly then you have a gain difference and you can correct by a slight level adjustment reduce the right tweeter to bring it left or reduce the left channel to take it right No more that 1dB or 2dB Now...

Page 23: ...bass You have phased the woofers so we know there will be bass What you need to listen for here is location and mid bass something with kick drums is ideal Proper woofer phasing will work with the mi...

Page 24: ...like below on your RTA your EQ graph will have lots high spots and low spots to make the RTA graph look like that Flat is not the goal Generally a flat response will give a sound lacking in bass and w...

Page 25: ...is not so sensitive to dips in the response it is very sensitive to peaks The response peaks are what makes a speaker sound harsh and cause ear fatigue You listen for a while then turn it off because...

Page 26: ...ion 60dB Frequency Response 15Hz to 30KHz 1dB Dimensions in mm 160 W x 52 H x 282 L Overall 160 W x 52 H x 320 L ST 6X DSP Power 4 6 x 100 watts THD Rated Power 0 5 THD Power 2 6 x 150 watts Power Bri...

Page 27: ...27...

Page 28: ...1 APEX Aprilia ITALY Since 1974 zapco com...

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