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Important: Carefully read the entire instructions manual before hookup or operation of the EQF-100.

WARNING!: HIGH VOLTAGE! THIS UNIT CONTAINS NO USER SERVICEABLE PARTS.
SERVICING SHOULD ONLY BE DONE BY QUALIFIED SERVICE PERSONNEL OR FACTORY.
DO NOT OPERATE THE EQF-100 WITH THE COVERS REMOVED.

OPERATING MANUAL

EQF-100

FULL RANGE PASSIVE VACUUM TUBE EQUALIZER

Summit Audio Inc.
1183 Baltic Suite A
Gardnerville, NV 89410
775-782-8838 phone

sound@summitaudio.com
www.summitaudio.com

Copyright ©1990, 2002 Summit Audio Inc. ALL RIGHTS RESERVED. Printed in the U.S.A.

Summary of Contents for EQF-100

Page 1: ...HOULD ONLY BE DONE BY QUALIFIED SERVICE PERSONNEL OR FACTORY DO NOT OPERATE THE EQF 100 WITH THE COVERS REMOVED OPERATING MANUAL EQF 100 FULL RANGE PASSIVE VACUUM TUBE EQUALIZER Summit Audio Inc 1183...

Page 2: ...t Continuously variable boost or cut Individual in out for each of the 4 bands Silent bypass switch 105 dB dynamic range 990 output stage balanced or unbalanced Three year warranty Transformerless sig...

Page 3: ...Boost Out Cut This switch sets the section for boost or cut the center position turns the sections off Note When going between cut and out a popping sound may occur 5 Shelving Resonant Changes the hig...

Page 4: ...1 9 2 8 3 4 7 5 6...

Page 5: ...ant switch to resonant Setting up a low or high filter Set all four Boost Cut Bypass switches to Out Adjust the two filter settings to the desired frequencies Notch filtering Find the approximate freq...

Page 6: ...the replacements must be selected using 5 volts DC on the filaments The tubes we use are selected in the circuits that they are used in to ensure proper operation long life and low distortion and nois...

Page 7: ...at therefore it is necessary to have good air flow to prevent damage to your EQF 100 or any other pieces of gear housed in the rack with it The tubes in your Summit Audio EQF 100 have been intensely s...

Page 8: ...balanced with an impedance of 20k DISTORTION Better than 0 05 THD at 1 kHz unweighted FREQUENCY RESPONSE 5 Hz to 100 kHz balanced output NOISE Less than 80 dBu BAND 1 FREQUENCIES 33 Hz 56 Hz 100 Hz 18...

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