Ingram Engineering EQ52 Owner'S Manual Download Page 1 | Manualshive

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I

NGRAM

E

NGINEERING

EQ52

Equalizer

Owner’s Manual

May 2021

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Summary of Contents for EQ52

Page 1: ...INGRAM ENGINEERING EQ52 Equalizer Owner s Manual May 2021...

Page 2: ...EQ52 Owner s Manual 5 2021 2...

Page 3: ...10 3 EQ In Bypass Switch 10 4 Setting Audio Levels 10 5 Low Cut Filter 10 6 See Saw Filter 11 7 High Cut Filter 13 8 Using Filters in Combination 15 ELECTRICAL SPECIFICATIONS 19 ENVIRONMENTAL SPECIFI...

Page 4: ...e 7 High Cut Filter Example Responses 14 Figure 8 Filter Plot Settings for Smoothing a Stereo Mix 15 Figure 9 Filter Plot with Subtle High Frequency Presence Boost 15 Figure 10 Filter Plot with Settin...

Page 5: ...tput can operate in differential or single ended unbalanced modes A high current active output buffer mimics the behavior of a transformer providing constant gain for balanced or unbalanced operation...

Page 6: ...and 26 kHz in Two Ranges See Saw Filter Simultaneously Adjusts High Low Frequencies High Cut Filter Sweepable from 3 kHz to 200 kHz Low Cut Filter Sweepable from 50 Hz to 5 kHz in Two Ranges Hardwire...

Page 7: ...ard connector pins follow Pin 1 Chassis Ground Pin 2 Output Balanced Positive Pin 3 No Connection Pin 4 Output Balanced Negative Pin 5 Audio Ground Pin 6 No Connection Pin 7 No Connection Pin 8 Input...

Page 8: ...eat This product should be situated away from heat sources such as radiators or other devices that product heat 7 Power Sources This product should be connected to a power supply only of the type desc...

Page 9: ...pt to service this product beyond those means described in this operating manual All other servicing should be referred to the Ingram Engineering Service Department Warning To reduce the risk of fire...

Page 10: ...effect of the EQ An LED indicates when the EQ is engaged 4 Setting Audio Levels Ideal levels for the EQ52 are 0 dBu nominal at mid frequencies While the EQ52 can accept audio levels up to 20 dBu when...

Page 11: ...en the adjustment knob is turned count clockwise low frequencies are boosted and high frequencies are cut The filter has approximately linear slope over the transition region Max boost and cut are app...

Page 12: ...EQ52 Owner s Manual 5 2021 12 Figure 4 See Saw Filter Example Responses 1 kHz Pivot Frequency Figure 5 See Saw Filter Example Responses Range 1 Pivot Frequencies...

Page 13: ...encies above that indicated on the knob The cutoff frequency adjustment range is very wide and extends from 3 kHz to 200 kHz By using a low order 6dB octave filter minimal phase shift of the signal is...

Page 14: ...EQ52 Owner s Manual 5 2021 14 Figure 7 High Cut Filter Example Responses...

Page 15: ...s of the three filters used in combination Smooth a stereo mix using the Low Cut and See Saw filters Figure 8 Filter Plot Settings for Smoothing a Stereo Mix Subtle presence boost using the See Saw so...

Page 16: ...racks played with a pick into tracks that sounds like they were played using only fingers Figure 10 Filter Plot with Settings That Mute Guitar Pick Noise The filters can also be used to clean a muddy...

Page 17: ...t is triggered on mid highs This plot uses a combination of the Low and High Cut filters Figure 12 Filter Plot for Compressor Sidechain Filter Mid High Trigger Frequency The sidechain filter example b...

Page 18: ...ght low end boost and high frequency reduction using the See Saw and High Cut filters Figure 14 Filter Plot with Presence Boost Settings High frequency shelving using the See Saw filter Figure 15 Filt...

Page 19: ...ge 2 50 700 600 5k Hz Stopband Slope 6 dB Octave High Cut Filter Cutoff Frequency Range 3 200 kHz Stopband Slope 6 dB Octave See Saw Filter Pivot Frequency Range 1 Pivot Frequency Range 2 120 1 9k 1 7...

Page 20: ...2 0dBu 4VU is the best nominal audio level to use with the EQ52 The See Saw filter can realize 8 dB gain when adjusted to its extremes If EQ52 input levels exceed 12 dBu it is possible that the audio...

Page 21: ...e of submission for warranty work Failure to register the product will not void the three year warranty Service and repairs of Ingram Engineering products are to be performed only at the factory OR at...

Page 22: ...y the Three Year Limited Warranty Make sure the problem can be duplicated If you bring your Ingram Engineering product to an Authorized Service Center and they can t find anything wrong with it you ma...

Page 23: ...s your sole warranty Ingram Engineering does not authorize any third party including any dealer or sales representative to assume any liability on behalf of Ingram Engineering or to make any warranty...

Page 24: ...______________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________...

Page 25: ...ts products and or documents or to discontinue any product at any time without notice The product specifications contained herein are subject to change Ingram Engineering assumes no responsibility for...

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