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IT-REFERENCE 20 OWNER’S MANUAL
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IT-REFERENCE 20 OWNER’S MANUAL
The IT- R e f e r e n c e 2 0 F e a t u r e s
• Symmetrica l balanced p ower cancels hum indu cing noise from audio and video
• Fi v e di s cret e powe r ba nks e lim i nate inte r-co mpon ent i nter feren c e an d no ise
• Power Factor correc tion provides s u rplus cur re n t fo r power-star ved amplifier s
• L inea r Filt e rin g Techn o log y for uneq uale d au d io / vi d eo c lar i ty
• Vir tual ly m ainte nanc e -fr e e AC surg e sup pres s ion
• Detachab le surge su ppression m odule for telco and cable / satellite conn ec tors
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IT-REFERENCE 20 OWNER’S MANUAL
AC noise, ensuring peak operation of your
AC outlet banks. This positively breaks noise-
will immediately notice far clearer, stunningly
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IT-REFERENCE 20 OWNER’S MANUAL
with sweet, non-glaring ease while imaging
warranty period should your original ownership
•
Do not disassemble or modify in any way.
No user-serviceable parts inside
•
Keep away from moisture and avoid
excessive humidity
•
Do not allow liquids or foreign objects to
enter the unit
•
Household lighting equipment may not
be connected to the IT-Reference 20
because their sockets are not designed
for use with balanced symmetrical
power and may present a shock hazard.
We recommend that only audio, video and
computer processing equipment be
connected to the IT-Reference 20.
•
The power supply cord or plug has been
frayed or cut.
•
Objects have fallen or liquid has spilled into
the unit.
•
The IT-Reference 20 has been exposed to
rain or other moisture.
•
The IT-Reference 20 does not appear to
operate normally, or exhibits a marked
change in performance.
•
The IT-Reference 20 has been dropped, or
the enclosure damaged.
without a safety ground is considered improper
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IT-REFERENCE 20 OWNER’S MANUAL
with a 15 Amp panel circuit breaker, nuisance
wire. For installations which must comply with
with continuous current draw in excess of
AC Cable Routing
AC cord will carry substantial unbalanced AC
when plugged into the IT- Reference 20’s “High
All other components plugged into “Discrete
will radiate virtually no fi eld; as a result of this
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IT-REFERENCE 20 OWNER’S MANUAL
Amps continuously.
Amp operation, and peak current demands
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IT-REFERENCE 20 OWNER’S MANUAL
when the IT-Reference is fi rst turned on or
weeks of continuous use or “break-in.”
AC power output, whereby both the neutral
AC Transient Voltage Surge Suppression
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IT-REFERENCE 20 OWNER’S MANUAL
All in-line surge suppressors feature
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IT-REFERENCE 20 OWNER’S MANUAL
Amplifi er
Audio Pre-
Amplifi er
purchaser of the product is allowed fi fteen days from the
purchaser shall notify Furman in writing of the claimed
purchaser to return the product to the Furman factory or
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IT-REFERENCE 20 OWNER’S MANUAL
All warranties contained herein are null and void if: the
power strips, UPS’s, other surge protectors, three-to-two-
prong adapters, or extension cords. Any such installation
protect against acts of God (other than lightning) such as
product in anyway with a generator, heater, sump pump,
products or components not manufactured by Furman,
persons other than pursuant to written authorization by
period provided above. Furman shall not have any other
purchase or if the product was registered on-line, this is
please be sure it is adequately packed and cushioned
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IT-REFERENCE 20 OWNER’S MANUAL
AC Current Capacity:
Input - 20 Amp capacity required
Output - 12 - 20 Amp RMS * (maximum, all outlets combined - continuous)
AC input impedance, allowing power amplifi ers to work more effi ciently.
Transverse (Differential) Mode: >20 dB from 1Khz. - 2 kHz. >40 dB from 2Khz. - 100 kHz. >80 dB
from 100 kHz. – 1GHz.
(Linear attenuation curve from 0.05 – 100 ohms line impedance)
Common Mode: >90 dB, 10Hz. - 50 kHz. >40 dB 50kHz. – 1MHz.
8 (symmetrical balanced outlets)
4 (power factor corrected outlets – 9 amps RMS reserve – resistive load – over 80 amps peak charge)
120VAC Line – Series Multi-Stage Protection Plus - Non-Sacrifi cial with Zero Ground Contamination.
Telco Cable / Satellite (less than .1dB line loss)
5.75” H x 17” W x 16.25” D (standard 3RU without feet)
83 lbs.
8.5 Watts for display and control circuits independent of actual load.
C-ETL (pending)
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IT-REFERENCE 20 OWNER’S MANUAL
Furman Sound, Inc.
1997 South McDowell Blvd.
Petaluma, California 94954-6919 USA
Phone: 707-763-1010 Fax: 707-763-1310
Web: www.furmansound.com
E-mail: [email protected]
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