Summit Audio FEQ-50 Operation Manual
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Summit Audio FEQ-50 Operation Manual

Four-band parametric passive equalizer
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Summit Audio Model FeQ-50
Four-Band Parametric Passive Equalizer
Operation Manual
Summit Audio, Inc.
P .O. Box 326
Gardnerville, NV 89410
(775) 782-8838
email: sound@summitaudio.com

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  • Page 1 Summit Audio Model FeQ-50 Four-Band Parametric Passive Equalizer Operation Manual Summit Audio, Inc. P .O. Box 326 Gardnerville, NV 89410 (775) 782-8838 email: sound@summitaudio.com...
  • Page 2 Introduction Introducing the FeQ-50 four band parametric, passive equalizer from Summit Audio. The focus of the FeQ-50 from the very beginning has been the sound. Passive circuitry excels at rich harmonic content and phase coherency, resulting in a musically satisfying sonic experience.
  • Page 3 Before powering up the unit, read this manual and observe the cautions for HIGH VOLTAGE. Important Warranty Information For your 3 year warranty, register your FeQ-50 on line today at www.summitaudio.com . Model FeQ-50 4-Band Passive, Parametric Equalizer...

  • Page 4: Front Panel

    3 octaves in the wide Bandwidth setting (maximum gain). The center point of the filter band can be set to any of six frequencies: 390hz, 470Hz, 560Hz, 680Hz, 820Hz, or 1kHz. Summit Audio, Inc.
  • Page 5 The Low and High EQ bands can be set for either peak or shelving response. In shelf mode, for example, the High band continues to boost or cut frequencies above the center frequency. In peak mode the High band creates a bell-shaped response curve. Model FeQ-50 4-Band Passive, Parametric Equalizer...
  • Page 6 EQ. The FeQ-50 can also be used to convert -10dB (consumer) level signals into +4dB (professional) level. Important - Please Read! The FeQ-50 contains a vacuum tube which generates heat.

  • Page 7: Rear Panel

    +4 BAL. -10 UNBAL SUMMITAUDIO.COM A.C. Receptacle The FeQ-50 is factory wired for either 100, 115 or 230 Volts AC. Before connecting AC power make sure the FeQ is wired for the voltage used in your country. XLR Line Level / 1/4” Line Level Input The Neutrik combination jack accepts either a balanced XLR or balanced 1/4”...

  • Page 8: Basic Operation

    Important: For proper operation of Turn up the gain on the band you are working with. This allows the FeQ-50 (or any you to easily hear the effect of the filter. vacuum tube device Switch in the Narrow ( ) bandwidth setting.
  • Page 9 Applications Applications Dual-Output Mic/EQ Channel The FeQ-50 in conjunction with the Summit Audio 2BA-221 provides you with a world-class mic preamp and passive EQ channel. As a bonus, you can record both the tube and solid- state outputs of the FeQ-50 on separate tracks.
  • Page 10 Applications Mixer Insert The Summit Audio FeQ-50 can be used to add world-class EQ to virtually any mixing board. The FeQ-50 should normally be interfaced using the insert point on your mixing board. Most mixing boards contain a TRS (tip-ring-sleeve) insert point.
  • Page 11 1/4" cable from the output of the TD-100 to the input of the FeQ-50. Connect the 1/4” output of the TD-100 into the FeQ-50’s input. Connect the 1/4” output of the FeQ-50 (either tube or solid-state) to the line in on your amp. Instrument Preamp & Passive EQ...
  • Page 12 The sound-sculpting possibilities are vast! The Summit Audio TD-100 instrument preamp and tube direct box provides a line level signal for the FeQ-50. The balanced tube output of the FeQ-50 feeds a digital delay which drives the right side amplifier. The solid state output of the FeQ-50 goes directly to the left side amplifier.

  • Page 13: Block Diagram

    Also included is a switchable highpass filter fixed at 30Hz with a gentle 6dB/octave rolloff to reduce rumble. I/O includes a total of four simultaneous outputs, -10dB and +4dB vacuum tube out and –10dB and +4dB solid state out. Model FeQ-50 4-Band Passive, Parametric Equalizer...

  • Page 14: Electrical Connections

    Balanced 3-pin XLR (-10dB) (+4dB) Sleeve- - Ground Pin 1 - - Ground Tip - - - - (+) Signal Pin 2 - - (+) Signal Ring - - - (-) Signal Pin 3 - - (-) Signal Summit Audio, Inc.

  • Page 15: Specifications

    Fuse size is .25 amp, slo-blo at 230 V Dimensions W: 8.5”, H: 1.75”, D: 8.5” (Two units fit side by side on a standard one-space rack shelf. Order the SRK-100 Rack Kit from Summit Audio.) Weight 7 pounds (3.15 kg) Audio Specs For current audio specifications please contact...
  • Page 16 Summit Audio, Inc. P .O. Box 326 Gardnerville, NV 89410 web page: www.summitaudio.com email: sound@summitaudio.com Please register on-line today at www.summitaudio.com. Thanks. Doc# 1094A00 ©2005 Summit Audio Inc. All Rights Reserved...

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