Rolls Bellari RP583 User manual

Category
Musical Equipment
Type
User manual

This manual is also suitable for

harshness and brittle sound created by the recording
medium. Tube based compressors have the added benefit
of a natural, even harmonic compression which adds a
smooth and warm characteristic to the sound.
The Bellari RP583 provides all the compression param-
eters necessary for complete control over the dynamic
process, and it does it all with new and innovative tube
circuit technology.
SPECIFICATIONS
Frequency Response 20 Hz - 40 kHz
Input Impedance 10K balanced
1M unbalanced
THD + Noise <0.1% typical
S/N Ratio 90 dB
Indicators 2: Active LEDs
2: Analog Meters
Input/Output jacks XLR balanced
1/4" unbalanced
Side Chain: 1/4" unbalanced
Dimensions 3.5" x 6" x 19"
(89mm X 162mm X 482mm)
Weight 7.5 lbs. (3.4 Kg)
Power 120VAC (230VAC) 15VA
RP583
Studio Tube Compressor/Limiter
Bellari is a division of
ROLLS Corporation
5143 South Main Street
Salt Lake City, UT 84107
The RP583 is a clean, delightfully warm sounding
compressor/limiter designed for a variety of uses. It
can lightly compress a vocal track, or an overall
program mix, or it can act as a ceiling for the audio
allowing only a designated level of signal pass. All
this is accomplished via optical isolated gain reduc-
tion and tube circuits to maintain a pristine full-
bodied sound. The RP583 has all the necessary
features like analog metering, variable threshold,
ratio, attack and release times, and a stereo link
switch which combines the channels and makes
Channel Two the master.
FEATURES:
• All tube gain circuitry with proper high-voltage plate
voltages
• Solid state input and output buffering only
• 1/4” and XLR inputs and outputs
• Calibrated, accurate meters
• Smooth, lively tube sound
• Side Chain for direct access to detector circuits
WHY A TUBE COMPRESSOR / LIMITER?
With the recent explosion of the digital recording
world, tube based preamps and signal processors
have become popular to overcome the inherent
+4 REF
OUTPUT
GAIN
REDUCTION
ACTIVE
OUTPUT LEVEL THRESHOLD RATIO ATTACK
RELEASE
METER
ACTIVE
- OO dB +22
-20 dB +20 .5 ms 100
.1 Sec 2
METER
CHANNEL ONE CHANNEL TWO
2:1 OO :1
4:1 5:1
4:1 5:1
STEREO
LINK
S tu d io D u a l T u be C om p ressor/L im iter
RP583
CHANNEL
ONE
CHANNEL
TWO
0
0
- OO dB +22
-20 dB +20 .5 ms 100
.1 Sec 2
2:1 OO :1
VU
31
0
VU
31
0
CAUTION
WARNING:
DO NOT EXPOSE THIS EQUIPMENT TO RAIN
OR MOISTURE.
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT
NOT REMOVE BACK. NO USER SERVICABLE PARTS INSIDE. REFER
SERVICING TO QUALIFIED SERVICE PERSONNEL.
RISQUE DE CHOC - NE PAS ENLEVER
RISK OF ELECTRIC SHOCK
DO NOT OPEN
120 VAC
50/60 Hz 15 VA
MADE IN U.S.A.
MODEL RP583
SERIAL NUMBER
583-
OUTPUT
CHANNEL TWO
SIDE CHAIN
INPUT
OUTPUT
CHANNEL ONE
SIDE CHAIN
INPUT
BAL
UNBAL INPUT
OUTPUT
UNBAL
BAL
BAL
UNBAL
INPUT
OUTPUT
UNBAL
BAL
THRESHOLD
RATIO
ATTACK
RELEASE
OUTPUT
LEVEL
ACTIVE
SWITCH
INPUT
OUTPUT
METER
SIDE CHAIN
IN
SIDE CHAIN
OUT
250V250V
GAIN RED.
OUTPUT
LEVEL
2
2
20
10
5
3
0
3
6
dB
Photocell
Power Supply
+12
-12
+250
Input
Buffer
Output
Buffer
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Rolls Bellari RP583 User manual

Category
Musical Equipment
Type
User manual
This manual is also suitable for

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