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EQ30-SL 

 

 

 
 

Specifications 

 

Maximum balanced output level 

16 Volts RMS 

Maximum unbalanced output level 

8 Volts RMS 

Input impedance 

3k Ohms 

Minimum output impedance 

600 Ohms 

Filter center frequencies 

EIA standard 

Frequency response, 5Hz — 20kHz 

±

.25dB 

S/N ratio “A” weighted, EQ in 

> 110dB 

Separation @ 1KHz, “A” weighted 

> 90 dB 

Maximum boost / cut 

+12dB / -12dB 

Harmonic distortion, EQ in 

< .003% 

Current requirements 

300 mA 

Transient distortion, EQ in 

< .001% 

Dimensions 

6”D x 6.9”W x 1”H 

 

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Summary of Contents for DAII-SL

Page 1: ......

Page 2: ...AII the combination that has set the standards for the 90 s and beyond Where will Zapco go next Only time will tell But here s one thing you can count on Zapco processing will continue to set the stan...

Page 3: ...SymbiLink Balanced System 5 Why Use The SymbiLink Balanced Signal System 6 Non Linear Induced Distortions 7 8 Balanced or Unbalanced Setting the Gains in Your System 9 Cumulative Error 10 12 DAII SL...

Page 4: ...The Zapco Processor Rack 80 PSI HPSL 81 82 Manufacturing Wire Size 83 Technical Assistance 84 3...

Page 5: ...supply out Starting with the PX in the early 80 s every Zapco processor uses phantom power If you are using a Zapco amplifier the processor will simply pull its power right from the amp If not you can...

Page 6: ...ion into the signal cables ZAPCO has made this technology available for your car ZAPCO engineers also discovered that the pulsating D C current in the automobile chassis and amplifier power wiring cau...

Page 7: ...ollowing disadvantages 1 Magnetic electrostatic pickup Noise and audio distortion can be induced into the cable because the cable shield is also the audio connection 2 Unbalanced cables are typically...

Page 8: ...Non Linear Induced Distortions 7...

Page 9: ...o install and cables can be run anywhere 8 Less expensive than high end RCA cables Disadvantages SymbiLink RCA Balanced System Unbalanced System 1 Limited availability 1 Poor noise rejection 2 Most cu...

Page 10: ...he same Start at the deck Not at the amp First hook up the system with all gain controls at minimum turn all gain pots fully counter clockwise with a small screwdriver Then turn on the head unit and t...

Page 11: ...are most likely inaudible The answer to this question underlies ZAPCO s entire design philosophy and is based on the simple concept of cumulative error To understand the point you must consider all th...

Page 12: ...The Zapco Processors 11...

Page 13: ...format AES EBU IEC 958 S PDIF EIAJ CP 340 digital audio standards Digital input type 44 1 or 48kHz Coax or Toslink Frequency response DC 20kHz 2dB S N ratio A weighted Zero bits 115dB Separation 1KHz...

Page 14: ...zero bit detector is available for control of an external noise gate via an optically isolated output Internal mode switches configure the DAII SL for compatibility with a wide range of professional...

Page 15: ...fore in the recording Key Features SymbiLink balanced input and output Optical coax and analog inputs Ultra high signal to noise ratio greater than 115 dB Better than 105 dB separation De Jitter Re cl...

Page 16: ...Switch Setting Layout 15...

Page 17: ...s a zero bit condition it can mute its outputs This is enabled by the Z Bit Mute switch See the figure Switch Settings This is useful if the CD player outputs invalid data during pause or when switche...

Page 18: ...DAII SL System Diagram 17...

Page 19: ...Ohms Minimum output impedance 600 Ohms Filter center frequencies EIA standard Frequency response 5Hz 20kHz 25dB S N ratio A weighted EQ in 110dB Separation 1KHz A weighted 90 dB Maximum boost cut 12d...

Page 20: ...compare the changes made to the system Front panel clipping indicators indicate clipping at any point within the EQ30 including the 1 3 octave filters Often incorrect adjustment of these types of equa...

Page 21: ...bands of 12 dB boost cut equalization Equalizer bypass switch Input output and internal filter clipping LED Output level control Transparent competition Lexan top cover Left right channel designation...

Page 22: ...Switch Jumper and Control Layout 21...

Page 23: ...Jumper Settings 22...

Page 24: ...EQ30 SL System Diagram 23...

Page 25: ...e second harmonic 80 Hz An easy way to tell if the system is distorting is to compare a RTA taken at the lowest possible volume with one taken at a higher volume If these results are not the same the...

Page 26: ...r products in the system Use cut mode instead of boost mode The boost cut has no effect Check the internal jumper block settings Power LED does not come on The EQ30 must be powered by a PSI SL or PSI...

Page 27: ...ce Balanced 5K ohms Unbalanced 11 5K ohms Minimum Output Impedance 600 Ohms Frequency Response 0 25dB 20Hz 20KHz S N Ratio A weighted EQ in all outputs 110dB Transient Distortion full range 003 Harmon...

Page 28: ...an be used as full range high pass or band pass The subwoofer has a low pass output that can have a 12 or 24dB per octave slope With these options two way three way and other types of system layouts c...

Page 29: ...Retractable control knobs 12 or 24dB per octave slope on the subwoofer output 18dB per octave slope on the X1 crossover Times ten range switch on the X1 crossover 10dB boost switch on the subwoofer o...

Page 30: ...Rear Fader Adjusts the proportion between the front output 2 and rear output 1 outputs This can be used for a front rear or midrange treble balance control depending on the configuration selected Fre...

Page 31: ...its output level Output 2 front output This output is independent from Output 1 but performs with exactly the same rules and guidelines The internal configuration switches determine the assignment of...

Page 32: ...ges for high voltage balanced SymbiLink or standard unbalanced signals When using unbalanced inputs use the supplied SymbiLink to RCA adapter cable for the input connection Gain Switch 0 6 12dB Applie...

Page 33: ...tion switches can choose between 3 different modes It is important to note that Output 1 does not necessarily have to be connected to the X1 Crossover Output 1 can be connected to the X1 or X2 Crossov...

Page 34: ...present a number of sample systems and the switch settings involved Switches not addressed in a diagram i e gain bass boost are not related to the configuration settings and will be set according to e...

Page 35: ...Basic Front Rear Bass 34...

Page 36: ...Basic Three Way 35...

Page 37: ...Dual 2 Way 18dB Front 12 dB Rear 24 dB Bass 36...

Page 38: ...3 Way with Horns 37...

Page 39: ...3 Way Bass Mid Bass and Separates 38...

Page 40: ...USACi Competition System 39...

Page 41: ...may be too wide to correct specific problems A wide Q filter is identified by a low number such as 5 8 1 2 etc A medium Q filter tends to be the type most widely used since it tends to make a noticea...

Page 42: ...olts RMS Input Impedance 10k Ohms Minimum Output Impedance 600 Ohms Frequency Response 3 dB 20 to 20 kHz S N Ratio 100dB Transient Distortion 002 Harmonic Distortion 005 Separation 1 kHz A weighted 80...

Page 43: ...hed sound quality Key Features SymbiLink Balanced Signal Technology Pro audio balanced differential inputs Very low noise and distortion DIN size Separate gain switches for both input and output High...

Page 44: ...l receive its maximum usable input signal Input Gain Switch This allows up to 12dB gain to be added to the SP7 SL input to assure that the EQ has its maximum input before clipping If the clipping ligh...

Page 45: ...SP7 SL Diagram 44...

Page 46: ...Input Impedance 47k Ohms Output Impedance 100 Ohms Frequency Response 3 dB 20 to 20 kHz S N Ratio 100dB Transient Distortion 002 THD N 0035 Separation 1 kHz A weighted 80dB Input Sensitivity in three...

Page 47: ...alizer filters centered at frequencies chosen specifically for the automotive environment Freq 40Hz 125Hz 1KHz 12KHz Q 1 76 2 15 74 1 43 Unbalanced RCA inputs to SymbiLink balanced output 24dB variabl...

Page 48: ...within the EQ Frequency controls Four rotary controls operate at 35Hz 125Hz 1kHZ and 16Khz to allow custom equalization of your sound system Fader Front to Rear fader allows speaker balancing independ...

Page 49: ...wo connections on the power plug are 12V and 12V for illumination Reversing the polarity of these connections will change the light color from red to green Sub Freq Subwoofer crossover adjustment Outp...

Page 50: ...or blinking then turn the volume down on the head unit until the indicators are off or there is a very minimum of blinking Go to step 7 6 Set the SP4 SL s gain to the next highest setting and then go...

Page 51: ...Full Range System 50...

Page 52: ...Basic 2 Way with Sub 51...

Page 53: ...Dual Full Range Sub 52...

Page 54: ...of high quality home gear and the first to offer high voltage low impedance outputs to avoid signal loss in long cable runs The PEQ which had come to be known as the ZAP Board was updated in the early...

Page 55: ...stic potentiometers with superior L R tracking and very low noise Input and output LED overload indicators accurate to within 1 dB of clipping On off 22 dB cut switch with de thumping circuitry Variab...

Page 56: ...the cable Green Right Channel Input to SEQ from right channel output of source unit White Left Channel Input to SEQ from left channel output of source unit Red Right Channel Output from SEQ to right...

Page 57: ...it Preferably this connection is made through a 1 4 amp fast blow fuse directly to the car battery Connecting the SEQ The SEQ has a special miniature circular 7 pin connector with gold plated pins The...

Page 58: ...57...

Page 59: ...within 1dB of clipping super bright LED C Volume control high quality conductive plastic potentiometer D Output clipping detector indicates the onset of output clipping E Equalizer boost cut controls...

Page 60: ...a balance control ensure that it is set to center Set the SEQ filter controls flat 0dB Using the small plastic screwdriver included with the SEQ adjust the input gain trim pots fully counterclockwise...

Page 61: ...ircuit board and will void the warranty Low Profile Mounting Method Low profile mounting provides 1 5 8 maximum height above the mounting surface The SEQ has two holes in the back for low profile moun...

Page 62: ...105dB 1kHz Separation 80dB Input type Fully Balanced SymbiLink Maximum Output Level 15V RMS balanced 7 5V unbalanced Input Impedance 4 75K ohms Output Impedance 680 ohms Power Requirements 600mA 15V...

Page 63: ...s output A circuit board mounted switch selects between the two modes X4 X5 output Low pass or band pass output This output also has the mode switch X6 output Low pass output for the woofer The low pa...

Page 64: ...tem expansion 12 24dB per octave options for low pass No external power wiring necessary when used with a SymbiLink amplifier High signal voltage capability LED clipping indicator Dashboard or trunk m...

Page 65: ...SLX 4 Functional Diagram 64...

Page 66: ...and achieves the ultimate in noise rejection The SLX 4 can be used in systems where a SymbiLink amplifier is not present In these circumstances a PSI SL power supply is necessary to power this and any...

Page 67: ...ignated by the input selector switch In the summed mono mode the signal for the low pass is derived from both the front and rear outputs X1 X3 In the X1 mode the high pass output has its normal freque...

Page 68: ...Basic 2 Way System 67...

Page 69: ...Basic 3 Way System 68...

Page 70: ...3 Way with Woofer Control 69...

Page 71: ...4 Way with Subwoofer Control 70...

Page 72: ...4 Way System with F R Fader 71...

Page 73: ...4 Way with Super Tweeter 72...

Page 74: ...Dual High Pass Fader with Constant Bass 73...

Page 75: ...ereo Separation 85dB Input Output type Fully Balanced SymbiLink Maximum Input Level 15V RMS balanced 7 5V RMS unbalanced Maximum Output Level 15V RMS balanced 7 5V RMS unbalanced Input Impedance 4 75K...

Page 76: ...gle input signal There is no power supply wiring necessary as the SLX 2 is powered via the SymbiLink balanced cable For this reason the SLX 2 usually requires a SymbiLink balanced input amplifier in t...

Page 77: ...EQ control effects both outputs The X2 FREQ control is deactivated in this mode X2 input in not functional when the Input Mode switch is in the 2CH position X2 input only activated by engaging the 4CH...

Page 78: ...in the out position the range shifts from 500Hz to 10kHz When the Output 2 switch is in the X1 HI position this control sets the crossover frequency for both outputs X2 Freq Controls crossover point o...

Page 79: ...witch out mode X1 Freq Range Multiples X1 s crossover frequency by ten see X1 Freq above This switch has the capability of both outputs see Output 2 switch above Output 1 X1 Selects whether the X1 Out...

Page 80: ...ss The X1 Freq Range switch cannot be used it must be in the X1 or in position and the X1 HI option on the Output 2 switch should not be used Adjust the X1 Freq and X2 Freq to the same crossover frequ...

Page 81: ...nd we even have expansion kits available to add more pieces to your rack The rack can be custom mounted in dash or mounted anyplace that fits your install The Rack turns all your processors into a sin...

Page 82: ...ns in which SymbiLink processors are being used with non SymbiLink amplifiers It is also used in systems in which Zapco EQ30 SL s and or a DAII SL is used or in a system for which three or more SymbiL...

Page 83: ...The printed circuit board assembly is wave soldered 4 Testing The PC board is 100 tested to design specs 5 Extrusion machining American made aluminum extrusion is cut and machined to precise toleranc...

Page 84: ...want to have any respectable amount of power for your amp you need an 8 Gauge wire to the trunk as a bare minimum If you want enough power to drive woofers your going to need at least a 4 Gauge wire t...

Page 85: ...lease call the factory for a Return Materials Authorization RMA number We will ask you for your name return shipping address daytime phone number model and serial number and a detailed description of...

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