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Rolls Corporation

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    • Rolls MB15B 3.5mm / RCA / XLR ProMatch Converter

      Rolls MB15B 3.5mm / RCA / XLR ProMatch Converter

      The New Replacement for the Popular MB15 Pro Match Now Adds a 3.5mm Input for Conversion to XLR or RCA Output!

      The MB15B ProMatch converts consumer level 3.5mm Stereo or Stereo RCA signals to balanced XLR professional line level, and back. One side of the unit, labeled 1, has two XLR inputs and stereo RCA outputs. The other side labeled 2, has both a 3.5mm stereo input and stereo RCA inputs and two XLR outputs. Each side has stereo level controls, and an LED indicates that power is applied to the

           

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          Item #: MB-15B

          Availability: In Stock

          Our Price: $51.00

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        • Rolls MX34C Live Mix 2 Channel Mic Mixer 1/8 In and Out

          Rolls MX34C Live Mix 2 Channel Mic Mixer 1/8 In and Out

          The MX34c LiveMix - two channel microphone mixer. Although having many uses, this little mixer was originally designed with the video camera operator in mind. The MX34c is a two channel microphone mixer with balanced XLR inputs, phantom power, and stereo 1/8" (3.5mm) outputs. The 3.5mm output may be switched either mic or line level. It has a stereo 1/8" (3.5mm) Auxiliary input for connection to any stereo line-level source such as an AM/FM tuner, CD player etc. And a 3.5mm headset mic in on the

               

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              Item #: MX34C

              Availability: Direct Ship From Manufacturer

              Our Price: $84.00

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            • Rolls RA235 35w Rack Mount Power Amp 1RU

              Rolls RA235 35w Rack Mount Power Amp 1RU

              The RA235 is a virtually indestructible single rack space amplifier intended for musicians and studio owners alike. The unit is ideal for home studio applications or wherever a clean, efficient, medium wattage amp is required.

              • 35 Watts per channel of clean amplification
              • 1/4" and RCA inputs
              • Convenient spring-loaded output terminals
              • Front panel heat sinking for proper venting
              • Level controls and Clip indicators for each channel
              • Recommended Load: 8 W
              • Frequency Response: 5 Hz - 40 kHz
              • Equiv. Input Noise: 100

               

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              Item #: RA235

              Availability: Usually ships in 3-10 business days

              Our Price: $225.00

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            • Rolls PM55P Personal Monitor Amp with Limiter

              Rolls PM55P Personal Monitor Amp with Limiter

              The PM55P With built in Optical Limiter is designed for performers who need to monitor their own signal, such as their vocal, with the main mix. The unit has become very popular with drummers who need to mix a click with a monitor signal. And many sound technicians use the PM55P as a quick line tester to troubleshoot audio systems. Operates on either one 9 volt battery or the included PS27s power supply. The PM55P also has an included belt clip.

              • Built in switchable Optical Limiter
              • XLR Mic In & Pa

                 

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                Item #: RLS-PM55P

                Availability: In Stock

                Our Price: $73.00

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              • Rolls MP222 Studio Pro Preamp

                Rolls MP222 Studio Pro Preamp

                The MP222 Studio Pro Preamp is a two channel microphone preamp. Although having many possible uses, this microphone preamp was designed for studio applications. It has a transformer balanced mic input section, and many variable options for getting your mic to sound just as you want it to when recording. It is great if you are just looking for studio quality mic processing, or any application where a high quality mic preamp is needed.

                • Transformer Balanced Inputs
                • XLR Inputs and Outputs
                • +48 Volt Phant

                   

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                  Item #: RLS-MP222

                  Availability: In Stock

                  Our Price: $146.00

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                • Rolls MX410 4 Channel Field Mixer with LED Meters

                  Rolls MX410 4 Channel Field Mixer with LED Meters

                  The MX410 is a four channel, microphone mixer with balanced XLR inputs and outputs. The unit is ideal for the broadcast and video markets. It has the same features of other ENG / portable mixers without the extremely high price.

                  Applications include: * DV Field Production. * Electronic News Gathering. * Location Recording (Dialogue and Music). * Digital Recording. * Broadcast Remotes. * Desktop Mixing for Video Post Production.

                  • Four balanced XLR Inputs.
                  • Two transformer-balanced XLR Outputs
                  • Switchabl

                   

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                  Item #: MX410

                  Availability: In Stock

                  Our Price: $269.00

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                • Rolls RM83T 8 Channel Transbalanced Mic Mixer in a Single Rack Space

                  Rolls RM83T 8 Channel Transbalanced Mic Mixer in a Single Rack Space

                  The RM83t is an eight channel mixer in a single rack space intended for a variety of sound reinforcement applications.Including board rooms, churches, mixing console expansion etc. Virtually any application where up to eight microphones need to be mixed together, and space is limited, is met by the RM83t. Each of the eight channels has a transformer balanced XLR microphone input, as well as a 1/4" unbalanced input. The 1/4" jacks may be internally reconfigured to be come channel Inserts or Direc

                     

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                    Item #: RM83T

                    Availability: Direct Ship From Manufacturer

                    Our Price: $269.00

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                  • Rolls MS20c Mic Splitter / Combiner / Isolator

                    Rolls MS20c Mic Splitter / Combiner / Isolator


                    The MS20c Splitter / Combiner / Isolator will split a single balanced XLR signal into two isolated signals, combine two balanced XLR signals together into a single, or simply isolate a balanced line for buzz or hum elimination. Please note that when combining two condenser microphones, phantom power voltage is passed to only one of the microphones due to the internal isolation transformer.

                     

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                    Item #: MS-20C

                    Availability: In Stock

                    Our Price: $39.00

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                  • Rolls DB24 Stereo Direct Interface

                    Rolls DB24 Stereo Direct Interface

                    Introducing the new DB24 Stereo Direct Interface. This unit is a two channel isolation device designed to connect high impedance devices to low impedance. The unit is completely passive, and utilizes Rolls proprietary audio transformers for superior sound. A heavy duty steel chassis was chosen to provide maximum reliability when used in demanding live sound reinforcement applications.

                    A variety of inputs are provided including stereo and mono 1/4", stereo RCA, and stereo 1/8" (3.5mm).
                    The DB24 is

                       

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                      Item #: DB24

                      Availability: In Stock

                      Our Price: $62.00

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                    • Rolls HA43 PRO 4 Channel Stereo Headphone Amp

                      Rolls HA43 PRO 4 Channel Stereo Headphone Amp

                      The HA43 Pro is a full frequency response four channel headphone monitoring device designed for the recording studio, or other professional applications like listening rooms and monitoring stations. Each output boasts a whopping 20 dB of clean channel gain.

                      • Stereo 1/4" and Dual RCA Inputs.
                      • Slider Volume controls.
                      • AC adapter included.
                      • Full frequency response.
                      • Lots of output level.... it's loud!
                      • HA43 Pro
                      • Input Impedance: 100K Ohms unbalanced
                      • Max Input Level: +14 dBV
                      • Input Connectors: TRS Stereo 1/4" phone,

                       

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                      Item #: HA-43PRO

                      Availability: In Stock

                      Our Price: $45.00

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                    • Rolls DA134 4 Channel RCA Distribution Amp

                      Rolls DA134 4 Channel RCA Distribution Amp

                      Designed for high end RCA audio distribution the DA134 is a four channel distribution amplifier. RCA and 1/8” inputs that can be switched from mono or stereo. The DA134 will distribute a mono signal to eight outputs, or a stereo signal to four stereo outputs. The outputs are designed to drive line level signals. The DA134 is the perfect distribution amp anywhere high quality sound distribution is required.

                      • Expands the output of a stereo device to multiple outputs
                      • Can raise the output level to true

                         

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                        Item #: RLS-DA134

                        Availability: In Stock

                        Our Price: $88.00

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                      • Rolls RA163 8 Channel XLR Distribution Amp w/Channel Attenuation

                        Rolls RA163 8 Channel XLR Distribution Amp w/Channel Attenuation

                        The Rolls RA163 is an eight channel mono, or four channel stereo distribution amplifier designed for the contractor / install market. The outputs are designed to drive high-level balanced lines in a sound distribution system. The XLR jacks on the rear panel are for input and output, and each output may power more than one line.

                        • Mono or Stereo Operation - mono input to eight outputs, or stereo inputs to four stereo outputs.
                        • +20 dB Gain switch.
                        • All XLR jack inputs and outputs.
                        • Input Impedance: 100 K

                         

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                        Item #: RA163

                        Availability: In Stock

                        Our Price: $135.00

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                      • Rolls ProMix Plus 3-Channel Mic Mixer

                        Rolls ProMix Plus 3-Channel Mic Mixer

                        The MX54s Pro-Mix Plus mixes three microphones into two transformer balanced outputs. It has three XLR inputs, each with individually switchable phantom power, and Low Cut switches, a Level control, and a Pan control. As mentioned, it has two transformer balanced, XLR outputs. A 1/4 inch Aux/Headphone output has been provided along with a Clip indicator, Power indicator, and Power switch. The unit is also powered by two 9-Volt alkaline batteries.

                        • Mixes three microphones to stereo XLR outputs
                        • Outpu

                           

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                          Item #: MX54S

                          Availability: Direct Ship From Manufacturer

                          Our Price: $130.00

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                        • Rolls MP13 Mini-Mic Preamp XLR-1/4 Phantom

                          Rolls MP13 Mini-Mic Preamp XLR-1/4 Phantom

                          The Rolls MP13 is a small, simple, and inexpensive microphone pre amplifier for a variety of applications. The unit has XLR and 1/4" Outputs, XLR and 1/8" Inputs, and a single Gain control with a Clip indicator. Switchable Phantom Power is included for use with a condenser microphone. The unit comes complete with a power adapter.

                          • Small size
                          • Works with dynamic, Phantom and Heaset mics
                          • XLR and 3.5mm inputs
                          • XLR and 1/4" outs
                          • Works with 9 to 12 Vdc
                          • Input Impedance: 10K Ohms balanced/unbalanced
                          • Max Input Le

                           

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                          Item #: MP13

                          Availability: In Stock

                          Our Price: $51.00

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                        • Rolls CL151 GLC Gate Compressor Limiter

                          Rolls CL151 GLC Gate Compressor Limiter

                          The CL151 GLC is a unique dynamics processor with the added benefit of a microphone preamp. The unit features smooth, soft-knee compression and limiting, and noise gating for quiet operation. Gating is indicated by a front panel LED, and gain reduction is indicated via a 5-LED ladder.

                          • - XLR Mic and 1/4" Line Inputs
                          • - +12 VDC Phantom Power
                          • - Smooth, soft-knee compression & noise reduction
                          • - Side Chain for detector circuit access

                           

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                          Item #: CL-151

                          Availability: Direct Ship From Manufacturer

                          Our Price: $99.00

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                        • Rolls MS111 Mic Switch

                          Rolls MS111 Mic Switch

                          The ROLLS MS111 is a general purpose muting switch for microphones and will pass phantom power. It is configurable to be Push to Mute, Release to Mute, Push ON and Push OFF maintained contact. It is the only switch of this kind we know of and is the result of many requests for variations of our popular MM11 that is push to mute only. The MS111 is configured by a switch accessed on the side that will reverse the action in momentary mode and by moving a wire on the main switch to the side for mome

                             

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                            Item #: MS111

                            Availability: In Stock

                            Our Price: $39.00

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                          • Rolls PM50S Personal Headphone Monitor Amp

                            Rolls PM50S Personal Headphone Monitor Amp

                            The Rolls PM50s mixes a stereo line-level Monitor signal with a mic level XLR microphone signal to a set of headphones or earphones. It has a monitor level control, mic level control, mic pass through XLR jacks, two headphone output jacks, and a stereo TRS 1/4" monitor input jack. Possible users may be drummers who need to hear a click track, choir singers. Power adapter is included.

                             

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                            Item #: PM50

                            Availability: In Stock

                            Our Price: $39.00

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                          • Rolls PM351 Personal Monitor Station

                            Rolls PM351 Personal Monitor Station

                            The PM351, like its predecessor the PM350b, is a personal monitoring device with a 1/4" TRS stereo/mono Line Input,a single XLR Microphone input and hard-wired XLR pass-through, and a 1/4" stereo/mono Instrument input with two transformer-balanced and isolated XLR Outputs. All three of these inputs are also routed via individual Level controls, to a 1/4" and an 1/8" (3.5mm) Phone Output. The Mic Through, and Instument outputs have jumpered Ground Lifts for elimination of ground hum.

                            The PM351 is

                               

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                              Item #: PM351

                              Availability: Direct Ship From Manufacturer

                              Our Price: $81.00

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                            • Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

                              Rolls HE18 Buzzoff 2-Channel Audio Hum Eliminator

                              The HE18 is a two channel audio hum and buzz remover. Everyone knows how annoying it is to have 60 cycle hum in your sound. Now you can eliminate virtually all ground hum and buzz by simply inserting the HE18 into the audio path. Plus, the unit will convert an unbalanced signal into a balanced signal, and vice-versa. This greatly improves overall noise performance.

                              • Eliminates ground loop hum and buzz
                                Leaves signal grounds connected
                                Passive, the unit requires no power
                                Converts balanced lines to unbal




                               

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                              Item #: HE18

                              Availability: In Stock

                              Our Price: $38.00

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                            • Rolls MX22s Mini Mix 2-Channel Line Mixer

                              Rolls MX22s Mini Mix 2-Channel Line Mixer

                              The MX22s is a 2 Channel mixer for mixing a 1/8" line signal such as a laptop computer or Ipod, and a stereo RCA signal such as a CD player. The MX22s has enough output to drive a power amplifier directly, and is ideal for audio visual and aerobics studio applications. The MX22s can be configured as either Stereo (default) or Mono, by moving a shorting jumper on the PCB. Power adapter is included.

                              • CH1 Max Gain: 32 dB
                              • CH2 Max Gain: 20 dB
                              • CH1 Input Impedance: 10 Ohms
                              • CH2 Input Impedance: 20K Ohms
                              • Outpu

                               

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                              Item #: MX22S

                              Availability: Direct Ship From Manufacturer

                              Our Price: $45.00

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                            • Rolls DB14b AV Presenter Stereo Patch Box

                              Rolls DB14b AV Presenter Stereo Patch Box

                              The DB14b is a special purpose direct box for applications where a stereo source signal can be separated, and individual volume controls used for each track such as an AV presentation from a laptop computer, or a rehearsing choir to a music track. It has stereo RCA and 1/8" inputs, 2 volume controls, RCA and XLR outputs, and uses no power.

                              • Splits Stereo RCA and stereo 1/8" (3.5mm) signals
                              • Individual Right and Left level controls
                              • Transformer balanced XLR mono output.
                              • Max Input Level: +20 dB
                              • Max Output

                               

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                              Item #: DB14B

                              Availability: In Stock

                              Our Price: $45.00

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                            • Rolls PB23 Phantom Power Adapter

                              Rolls PB23 Phantom Power Adapter

                              The PB23 is for powering phantom powered microphones with 48VDC. Since the unit uses a 100KHz switching power supply there is no audio noise generated. It has an output pull down resistors so it will work with any mixer.

                              • Powers a single microphone
                              • Utilizes a switching regulator for stable voltage performance
                              • Phantom voltage: 48V
                              • Connectors: 1: Male XLR, 1: Female XLR, 1: 5mm DC input jack
                              • Power Input 12 - 18 VCD (Rolls PS27)
                              • Size: 3" x 2.5" x 1.25"
                              • Weight: 1lb (.68 Kg)

                               

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                              Item #: PB23

                              Availability: Direct Ship From Manufacturer

                              Our Price: $39.00

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                            • Rolls BC17 Belt Clip for PM50s PM50sOB and PM350

                              Rolls BC17 Belt Clip for PM50s PM50sOB and PM350

                              Belt clip for the PM series to attach to clothing.

                               

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                              Item #: BC17

                              Availability: Usually ships in 3-10 business days

                              Our Price: $5.00

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                            • Rolls CS1000 Cable Scanner Cable Tester/Test Tone/Phantom Verifier

                              Rolls CS1000 Cable Scanner Cable Tester/Test Tone/Phantom Verifier

                              The Rolls CS1000 Cable Scanner is a performance breakthrough in cable maintenance & signal testing. Testing ten different types of cable ends, each cable tested has its pin-out not only scanned for continuity but proper polarity as well.

                              Additionally the unit features a 1kHz Test Tone oscillator with calibrated variable level control. The balanced test signal sent out of each of the jacks on one side of the unit, providing convenience verifying proper operation of your Pro Audio gear. Audible

                               

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                              Item #: CS-1000

                              Availability: In Stock

                              Our Price: $129.00

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                            • Rolls DB225 Professional Direct Box

                              Rolls DB225 Professional Direct Box

                              A passive direct box designed to take high impedance signals and convert them to low impedance.The unit features an attenuator switch for padding the in put signal by either 20or 40dB, and a ground lift switch that may be used to reduce unwanted hum caused by ground loops. All in a very heavy metal chassis MADE IN THE USA.

                              • INPUT(S): 1/4" unbalanced jacks for receiving line or instrument level signals.
                              • OUTPUT(S): XLR male and female for connection to a mixer board or other balanced input device.
                              • GRO

                               

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                              Item #: DB225

                              Availability: Direct Ship From Manufacturer

                              Our Price: $79.00

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                              Rolls Corporation is a company specializing in audio electronics manufacturing. Products include signal processors, amplifiers, mixers, signal sources, and interface accessories.

                              Markertek is proud to offer FREE UPS Ground Shipping on Featured Rolls Products!
                              Just look for our Free Shipping Logo! - no minimum purchase necessary.

                              Markertek is an authorized dealer for the entire Rolls line. If you don't see what you're looking for, contact us and we'll do our best to get it for you.

                               

                               

                               
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