Rolls RPQ160 User Manual

RPQ160
Parametric Equalizer
OWNERS MANUAL
ROLLS CORPORATION
SALT LAKE CITY, UTAH
7/00
LIMITED WARRANTY
This product is warranted to the original consumer purchaser to be free from
defects in materials and workmanship under normal installation, use and service for a
period of one (1) year from the date of purchase as shown on the purchaser’s receipt.
The obligation of Rolls Corporation under this warranty shall be limited to repair
or replacement (at our option), during the warranty period of any part which proves
defective in material or workmanship under normal installation, use and service, provided
the product is returned to Rolls Corporation, TRANSPORTATION CHARGES PRE-
PAID. Products returned to us or to an authorized Service Center must be accompanied by
a copy of the purchase receipt. In the absence of such purchase receipt, the warranty
period shall be one (1) year from the date of manufacture.
This warranty shall be invalid if the product is damaged as a result of deface-
ment, misuse, abuse, neglect, accident, destruction or alteration of the serial number,
improper electrical voltages or currents, repair, alteration or maintenance by any person or
party other than our own service facility or an authorized Service Center, or any use
violative of instructions furnished by us.
This one-year warranty is in lieu of all expressed warranties, obligations or
liabilities. ANY IMPLIED WARRANTIES, OBLIGATIONS, OR LIABILITIES,
INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MER-
CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, SHALL BE
LIMITED IN DURATION TO THE ONE YEAR DURATION OF THIS WRITTEN
LIMITED WARRANTY. Some states do not allow limitations on how long an implied
warranty lasts, so the above limitation may not apply to you.
IN NO EVENT SHALL WE BE LIABLE FOR ANY SPECIAL, INCIDENTAL
OR CONSEQUENTIAL DAMAGES FOR BREACH OF THIS OR ANY OTHER
WARRANTY, EXPRESSED OR IMPLIED, WHATSOEVER. Some states do not allow
the exclusion or limitation of special, incidental or consequential damages so the above
limitation or exclusion may not apply to you. This warranty gives you specific legal
rights, and you may also have other rights which vary from state to state.
CLIP
HIGH SHELF
1
KHZ
1.5
4
2
6
10
30
16
20
30
50
100
LOW SHELF
500
400
200
HZ
0
+12
LEVEL
-12
WIDTH LEVEL
3.3
0
+15
-15
HZ
FREQ
-15
HZ
150
3k
300
800
1.1k
1.8k
ACTIVE
FREQ
70
200
400
600
900
1.5k
100
166
WIDTH
OCT
3.3
OCT
dB
dB
+15
FREQ
WIDTH
LEVEL
0
+15
-15
HZ
FREQ
WIDTH
LEVEL
0
+15
-15
HZ
PWR
300
800
2.1k
3.3k
7k
10k
600
2k
4k
6k
12k
20k
0
400
900
3.3
OCT
3.3
OCT
d
BdBdB

Rolls RPQ160 Specifications

General

Type	Stereo Equalizer
THD+N	< 0.01%
S/N Ratio	> 90dB
EQ Range	±12 dB
THD	< 0.01%
Frequency Range	20 Hz - 20 kHz
Input Impedance	10 kΩ
Maximum Input Level	+20 dBu
Maximum Output Level	+20 dBu
Frequency Response	20 Hz - 20 kHz
Dimensions	19" x 1.75"

Summary

Limited Warranty Information

Product Introduction and Inspection

Initial Inspection and Setup

Guidance on unpacking, inspecting the unit, and completing warranty registration.

Safety Precautions

RPQ160 Technical Specifications

Main Controls Specifications

Details main controls like Master Level, Low Shelf, High Shelf, and Active Switch.

Frequency Controls Specifications

Lists frequency controls including frequency ranges, width, and level for each band.

Frequency Response

Specifies the frequency range and tolerance of the equalizer.

THD Specification

Indicates the Total Harmonic Distortion level of the unit.

Signal-to-Noise Ratio

Specifies the Signal-to-Noise ratio for the device.

Maximum Input Level

Defines the maximum input signal level the unit can handle.

Maximum Output Level

Defines the maximum output signal level the unit can produce.

Shelving Slope Characteristic

Details the slope characteristic for shelving filters.

Unit Dimensions

Provides the physical dimensions of the equalizer.

Unit Weight

States the total weight of the equalizer unit.

RPQ160 Circuit Schematic

RPQ160 Unit Description

Front Panel Controls Overview

Describes the function of front panel controls: Low Shelf, High Shelf, Level, Frequency, Width, and Power Switch.

Rear Panel Connections

Details the INPUT and OUTPUT connection jacks on the rear panel.

Connecting the RPQ160

RPQ160 Operation and Diagrams

Low Shelf Filter Sweep Diagram

Illustrates the response curve of the Low Shelf filter at minimum and maximum settings.

High Shelf Filter Sweep Diagram

Illustrates the response curve of the High Shelf filter at minimum and maximum settings.

RPQ160 Applications